zoology

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1.Opposable thumbs are characteristic feature of:

Primates

2.Differences in the scales of fishes and reptiles lies in their being:

Epidermal and dry

3.Which of the following has oxygenated blood?

Pulmonary veins

4.Scapula is the bone of:

Pectoral girdle

5.All the digestive are formed in vertebrates by:

Endoderm only

6.Ammonia is chief excretory product in

Fish

7.Lamarcks theory of Evolution is based upon:

All of these

8.Absorption of digested food occurs mainly in:

Small intestine

9.A renal portal system is found in:

Frog

10.Tangoreceptors respond to:

Touch

11.Third ventricle is found in:

Brain of Rabbit

12.Respiratory pigment present in muscles is called:

Myoglobin

13.Which one of the following is not a viral disease?

Tetanus

14.Animals obtain Carbohydrates mainly from:

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Starch

15.Mesosomes are internal extensions of:

Cell Membrane

16.Sugar in each nucleotide of DNA is:

Deoxyribose

17.Species is the basic unit of:

None of these

18.Which one of the following is false about AIDS:

HAV

19.Pepsin is an enzyme responsible for breaking:

Proteins

20.Pace maker is located in:

Heart

21.Follicle stimulating hormones are produced in:

Pituitary

22.Genetic dominance is strongly associated with:

Population distribution

23.Crossing over is the physical exchange between chromosomes.

Homologous

24. XXY individual in man is phenotypically a:

Male

25.Amino acids are the organic compound behaving like:

Acid

Base

26.Which of these can be the first living organism on the earth:

None of these

27.Ontogeny represents the history of an organism.

Embryonic

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28.Nuclear membrane has a structure similar to:

(All of these

29.Osmosis is the movement of solutes through a membrane.

Semi-permeable

30.In these animals the teeth are reduced to molars without enamel or no teeth are present.

Sloths

31.Only hind limbs are lost in:

Whales

32.Among the following which snake is non-poisonous?

Python

33.Which one is excluded from the Phylum Chordata.

Hemichordata

34.The earliest known species of birds is:

Archaeopteryx

35.A muscular diaphragm helps to move air into and out of the lungs in:

35.Mammalians

36.The neck of a camel has vertebras:

7

37.Spiders are Arachnids and they have legs

8

38.Gill slits in chordates are present in

pharynx

39.Birds are flying and have ovaries

on left side

40.Adult echinoderm has symmetry

radial

41.The typical characters of all mammals is

All of these

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42.Mouth in shark is located

ventral

43.The number of ribs in frog are

none of these

44.Earth worm are dissected from side

Dorsal

45.Duck billed platypus is a

monotreme

46.Silver fish is a member of

insects

47.Follicle stimulating hormone is produced in:

pituitary

48.The primary excretory product is

Ammonia

49. Pepsin is responsible for digestion of:

protein

50. XXY individual in men is phenotypically

male

(i) Cell membrane is formed of:

(a) Carbohydrate

(b) Lipid

(c) Protein

(d) Lipoprotein

(e) None of these

(d) Lipoprotein

(ii) Electron transport chain reaction occur in:

(a) Cell membrane

(b) Cell wall

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(c) Endoplasm

(d) Mitochondrion

(e) None of these

(d) Mitochondrion

(iii) Ribosomes in cell are responsible for:

(a) Protein formation

(b) Glycolysis

(c) Lipid breakdown

(d) All of these

(e) None of these

(a) Protein formation

(iv) Golgi complex is responsible for:

(a) Carbohydrate metabolism

(b) Protein synthesis

(c) Lipid synthesis

(d) None of these

(e) All of these

(e) All of these

(v) Basic excretory chemicals in all the cells is:

(a) Urea

(b) Uric acid

(c) Ammonia

(d) None of these

(e) All of these

(b) Uric acid

(vi) Oxygen transport from lungs to tissue occurs through:

(a) Difference in pressure

(b) Solubility in plasma

(c) Attachment with RBC surface

(d) None of these

(e) All of these

(c) Attachment with RBC surface

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(vii) FSH (Follicle Stimulating Hormone) is produced in:

(a) Ovary

(b) Hypothalamus

(c) Pituatary

(d) None of these

(e) All of these

(c) Pituatary

(viii) Lipase is an enzyme responsible for:


(b) Lipid breakdown

(c) Protein breakdown

(d) None of these


(ix) Law of segregation is applicable to:

(a) Homozygous individual

(b) Heterozygous individual

(c) Both Homozygous and heterozygous

(d) None of these

(d) None of these

(x) Sex linked genes concern:

(a) Sex characters

(b) Somatic character

(c) Mostly somatic character

(d) None of these

(a) Sex characters

(xi) XXY individual in man is a phenotypic male, because:

(a) Two X chromosomes are present

(b) Y-chromosome is present

(c) Both X and Y chromosomes are present

(d) None of these


(xii) Trisomic condition can be produced through:

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(a) Primary Non-disjunction

(b) Secondary non-disjunction

(c) Both a and b

(d) None of these

(a) Primary Non-disjunction

(xiii) First living organism on this planet was:

(a) A protozoan

(b) An algae

(c) Bacteria

(d) A virus

(e) None of these

(c) Bacteria

(xiv) Theory of Natural Selection was proposed by:

(a) Charles Darwin

(b) A.R. Wallace

(c) Both a and b

(d) None of these

(a) Charles Darwin

(xv) Lamarcks theory of inheritance of acquired characters says:

(a) Environment forces a character

(b) Environment selects a character

(c) Environment has no effect

(d) None of these

(a) Environment forces a character

(xvi) Orthoselection means:

(a) Selection occurring at different times

(b) Selection occurring at different rates

(c) Selection occurring in one direction

(d) None of these

(e) All of these


(xvii) Haeckles biogenetic law says:

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(a) Ontogeny repeats phylogeny

(b) Phylogeny repeats ontogeny

(c) None of these

(d) Both a and b together

(a) Ontogeny repeats phylogeny

(xviii) Ecosystem is a system involving biotic and abiotic components which:

(a) Interact

(b) Interact for energy flow

(c) No interaction

(d) None of these

(b) Interact for energy flow

(xix) Nitrogen biogeochemical cycle is regarded as gasous cycle because:

(a) Nitrogen is a gas

(b) Recycling is almost complete

(c) Major part of cycle is in gasous state

(d) None of these


(xx) Raw material for evolution are variation, which are produced through:

(a) Gene mutation

(b) Chromosomal aberration

(c) Both a and b

(d) None of these

(a) Gene mutation

(1) Chiasma formation could be seen first time in the following stage/sub stage of Meiosis:

(a) Leptotene

(b) Zygotene

(c) Pachytene

(d) Diplotene

(e) None of these

(b) Zygotene

(2) In protein synthesis each triplet code binds itself with one:

(a) Leptotene

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(b) Zygotene

(c) Diplotene

(d) None of these

(b) Zygotene

(3) For the rapid production of antibody in the precipitate test involving a rabbit one of the following

animals could be used.

(a) Frog

(b) Lizard

(c) Fowl

(d) None of these

(c) Fowl

(4) In Drosophila very rarely father transmit his sex-linked trait to his normal son (in a cross of white

eyed female with red eyed male):

(a) In the case of primary non-disjunction

(b) In the case of secondary non-disjunction

(c) In the case of a normal cross

(d) None of these

(5) 13:3 Ration in F2 is obtained in the case of:

(a) Complementary genes for colours in corn

(b) Coat colours in rodents

(c) In epistatic genes

(d) None of these

(a) Complementary genes for colours in corn

(6) Crossing over rarely or never takes place in the male of:

(a) Mice

(b) Poultry

(c) Man

(d) Drosophila

(e) None of these

(d) Drosophila

(7) XXY individual in Drosophila is phenotypically:

(a) Male

(b) Female

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(c) Inter sex

(d) None of these

(a) Male

(8) Fossils of which of these first living organisms were found?

(a) Protozoan

(b) Algea

(c) Virus

(d) None of these

(a) Protozoan

(9) Which of these are exclusively functional proteins?

(a) Hormones

(b) Enzyme

(c) Plasma

(d) None of these

(b) Enzyme

(10) Phytogeny represents the history of an organism:

(a) Evolutionary

(b) Embryonic

(c) Both a and b

(d) None of these

(a) Evolutionary

(11) Sickle Cell trait is found in:

(a) Homozygous

(b) Heterozygous

(c) Both a and b

(d) None of these

(b) Heterozygous

(12) The first living and respiring organism on earth were:

(a) Aerobes

(b) Anaerobes

(c) Both a and b

(d) None of these

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(b) Anaerobes

(13) The major portion of digestion takes place in the:

(a) Stomach

(b) In the small intestine

(c) In the large intestine

(d) None of these

(b) In the small intestine

(14) Practically all absorption of digested food occurs in:

(a) Large intestine

(b) Small intestine

(c) Both a and b

(d) None of these

(b) Small intestine

(15) Sibling species are produced as a result of:

(a) Allopatric speciation

(b) Sympatric speciation

(c) Both a and b

(d) None of these

Allopatric speciation

(16) In the days just after its formation the earth had:

(a) Reducing atmosphere

(b) Oxidative atmosphere

(c) Both a and b

(d) None of these

(a) Reducing atmosphere

(17) Zygotes containing XY are females in:

(a) Drosophila

(b) In moths

(c) In grasshoppers

(d) None of these

(a) Drosophila

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(18) The Y Chromosomes is sexually neutral in:

(a) Man

(b) In Drosophila

(c) In moth

(d) None of these

(d) None of these

(19) Marsupial are found in:

(a) Only Australian region

(b) In near arctic and Neotropical regions

(c) Both a and b

(d) None of these

(d) None of these

(20) In which stage of Meiosis Cento mere of each dyad divides?

(a) Metaphase I

(b) Metaphase II

(c) Anaphase I

(d) Anaphase II

(e) None of these

(b) Metaphase II

Zoology Mcqs Practice Test

1) Insects are characterized by:

(a) 3 pairs of legs (b) Two pairs of antennae (c) Wings on body (d) Large sized eggs (e) None of

these(2) Body is metamorically segmented in:

(a) Porifera (b) Annelida (c) Coelentrata (d) None of these

(3) Which of the following arthropod are totally aquatic?

(a) Crustaceans (b) Insects (c) Milipedes (d) None of these

(4) Dorsal tubular nerve cord is characteristic of:

(a) Some chordates (b) Some non chordates (c) All non chordates (d) All chordates (e) None of

these

(5) Opposable thumbs are characteristic feature of:

(a) Lagomorpha (b) Primates (c) Edentata (d) None of these

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(6) Differences in the scales of fishes and reptiles lies in their being:

(a) Endodermal and dry (b) Epidermal and dry (c) Epidermal and wet (d) Endodermal and wet

(e) None of these

(7) Which of the following has oxygenated blood?

(a) Renal veins (b) Pulmonary veins (c) Pulmonary artery (d) Hepatic portal veins (e) None ofthese

(8) Scapula is the bone of:(a) Skull (b) Pelvic girdle (c) Pectoral girdle (d) Vertebral column (e) None of these

(9) All the digestive are formed in vertebrates by:

(a) Ectoderm only (b) Endoderm only (c) Mesoderm only (d) None of these

(10) Ammonia is chief excretory product in(a) Reptiles (b) Turtles (c) Mammals (d) Fish (e) None of these

(1) Life originated during:(a) Pre-cambrian period (b) Mesozoic era (c) Coenozoic era. (d) Proterozoic era (e) None of

these

(2) Pancreas secrete:

(a) Pepsin (b) Only hormones (c) Only enzymes (d) Both (a) and (b) (e) None of these

(3) Louis Pasture is known for:(a) Germ theory of disease (b) Germ plasm theory (c) Mutation theory (d) Cell theory (e) None

of these

(4) Life originated:(a) In air (b) On land (c) In water (d) In all (a), (b) and (c) (e) None of these

(5) Virus are:(a) Unicellular (b) Acellular (c) Multicellular (d) Free living (e) None of these

(6) Wings of insects and bats are examples of:(a) Homologous organs (b) Analogous organs (c) Both (a) and (b) (d) Vestigial organs (e) None

of these

(7) Archeopteryx is a connecting link between:(a) Amphibians and reptiles (b) Reptiles and birds (c) Birds and mammals (d) Amphibians and

birds (e) None of these

(8) Lamarcks theory of Evolution is based upon:

(a) Effect of environment (b) Use and disuse of body parts (c) Inheritance of Acquired characters(d) All of these (e) None of these

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(9) Absorption of digested food occurs mainly in:

(a) Colon (b) Small intestine (c) Large intestine (d) Stomach (e) None of these

(10) A renal portal system is found in:

(a) Man (b) Horse (c) Rabbit (d) Frog (e) None of these

(11) Tangoreceptors respond to:

(a) Heat (b) Smell (c) Chemicals (d) Touch (e) None of these

(12) Third ventricle is found in:

(a) Brain of Rabbit (b) Heart of Rabbit (c) Kidney of Frog (d) Heart of Frog (e) None of these

(13) Blood from glomerulus returns by:

(a) Afferent renal arteriole (b) Efferent renal arteriole (c) Both of these (d) Renal vein

(14) Vital morphological and Physiological units of Mammalian Kidney are:

(a) Ureters (b) Seminiferous tubules (c) Uriniferous tubules (d) All of these (e) None of these

(15) Which of the following secretes Oxytocin:

(a) Adrenals (b) Pituitary (c) Thyroid (d) Ovaries (e) None of these

(16) Longest cells in animals are:

(a) Nerve cells (b) Egg cells (c) Kidney cells (d) Liver cells (e) None of these

(17) Function of centromere is to:

(a) Initiate cell division (b) Inhibit cell division (c) Provide site for cell division (d) Do all ofthese

(18) Which of the following has extranuclear DNA:(a) Mitochondria (b) Lysosomes (c) Golgi complex (d) All of these (e) None of these

(19) Who gave laws of segregation and Dominance?

(a) Mendel (b) Morgan (c) Darwin (d) Muller (e) None of these

(20) Adrenal glands are found in close association with:

(a) Testes (b) Spleen (c) Liver (d) Ovaries (e) None of these

Zoology MCQs Papers for Lecturer

1. Metamerically segmented worms belong to phylum:

(a). Nematoda (b). platyhelminthes (c) Annelida (d). None of these

2. Which of the following is multiflagellate protozoa?

(a). ceratium (b).Noctiluca (c). Leishmania (d). None of these

3. spicules are secreted by:

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(a). Scleroblasts (b). nematoblasts (c). endoblasts (d). none of

these

4. which of the following is the porous opening through which water enters the hydrocoel of an

echinoderm?

(a). pedicellaria (b). tube feet (c)Madreporite (d) none of these

5. The body cavity of most triploblastic animals formed by splitting of mesoderm into an outer

and inner layer is called

(A). coelentron (b). coelom (c) colon (d).none of these

6. compound eyes are found in

(a). platyhelminthese (b). echinodermate (c). Mollusca (d) none of these

7. Egg laying mammals are placed in sub-class:

(a). Meththeria (b). protheria (c). theria (d) none of these

8. open circulatory system is found in :

(a). Birds (b). Earthworms (c). cockroach (d). none of these

9. bivalve mollusks are usually:(a). scavangers (b). deposit feeders (c) filter feeders (d). none of these

10. the pillar or central axis around which the whorls of gastropods shell are coiled is called:(a). columella (b). collembolan (c). collublasts (d) none of these

11. the ninth vertebrae of frog is called:

(a). cervical (b). Sacral (c). Urostyle (d) none of these

12. the stage in embryo in which the primary germ layers have been laid down is called:

(a). gastrula (b). blastula (c). morula (d) none of these

13. a fish which migrate down river to spawn in the sea is called:

(a). anadromous (b). catadromous (c). dromiacea (d) none of these

14. which of the following has four chambered heart?

(a). Dog fish (b). Frog (c). Birds (d) All of these

15. facets by which vertebratae articulates with one another are called:(a). Metapophyses (b). parapophyses (c). Zygopophyses (d) none of these

16. the innermembrane of the two foetal membrane in reptiles, birds and mammals is called:(a). Amnion (b). chorion (c). peritoneum (d) none of these

17. amphioxius is an example of :(a). Urochordata (b). cyclostomata (c). hemichordata (d) none of these

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18. filarial worm (genus wuchereia) belong to phylum:

(a). Nematoda (b). platyhelminthes (c). annelids (d) none of these

19. Notochord is formed from primary :

(a). ectoderm (b). mesoderm (c). endoderm (d) all of these

20. shell fish includes:

(a). shrimp, crabs and eel fish (b). dog fish, crabs, and lobsters (c). lobsters, crabs and shrimps

(d) ALL of these

Zoology MCQS Past Papers

(1) The autonomic nervous system comprises of:(a) Sympathetic nervous system

(b) Para-sympathetic nervous system

(c) Both (a) and (b)(d) None of these

(2) In Turtles, the dorsal plate is known as:(a) carapace

(b) Plastron

(c) scutes

(d) None of these

(3) The odd-toed ungulates are termed as:

(a) Perissodactyls

(b) Artiodactyls(c) Paradactyls

(d) All of these

(4) The functional kidney of adult fishes is:

(a) Pronephros

(b) Mesonephros(c) Metanephros

(d) None of these

(5) The telencephalon & diencephalons are part of:

(a) Mid-brain(b) Hind brain

(c) Fore brain

(d) All of these

(6) The sense organs of taste in tongue are known as:

(a) Olfactoreceptors(b) Gustatoreceptors
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(c) cutaneous receptors

(d) All of these

(7) The process of cartilage formation is known as:

(a) chondrioblasts

(b) Chondriocytosis(c) chondriogenesis(d) None of these

(8) Significant flight muscles in birds is:(a) Pectoral

(b) Appendicular

(c) Tensor

(d) All of these

(9) Typical character of a mammal is:

(a) Hairs(b) Mammary glands

(c) Only (a)

(d) Both (a) and (b)

(10) Body wall of obelia is:

(a) Monoblastic

(b) Diploblastic(c) Triploblastic

(d) None of these

(11) The arrangement of the organs of an animal in a series of similar units along thelongitudinal axis of the body is called:

(a) Pseudometamerism

(b) Parametamerism(c) Metamerism

(d) Prometamerism

(12) The white blood corpuscles of the cockroach are called as:

(a) Haematocyte

(b) Haematoclast

(c) Haemoblast

(d) Leucocyte

(13) Hormone which control molting in insects is:

(a) cardisone(b) ecdysone

(c) ecdycortisone

(d) None of these

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(14) In Sycon water leave the sponge through:

(a) ostia

(b) osculum(c) Madriporite

(d) All of these

(15) Flame cells are commonly found in:(a) Platyhelminthes

(b) Annelida

(c) Coelenterata(d) All of these

(16) The number of vertebrae in horse neck are:

(a) 5(b) 6

(c) 7

(d) 10

(17) The group in which RBCs are mostly non-nucleated:

(a) Amphibians

(b) Birds(c) Mammals

(d) All of these

(18) Cockroach is dissected from side:

(a) dorsal

(b) ventral

(c) Lateral(d) Both (a) and (b)

(19) Heart of fish is:(a) Open

(b) Single circuit

(c) Double circuit(d) Both (b) and (c)

(20) Round worms belong to:

(a) Platyhelminthes

(b) Annelida(c) Centipedesa

(d) None of these

Zoology MCQs Papers of Subject Specialist

(1) Chemical composition of Ribosomes is:(a) DNA
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(b) RNA

(c) DNA & Protein

(d) RNA & Protein

(2) Electron Transport chain is located in:

(a) cytoplasm(b) mitochondria(c) lysosmes

(d) Nucleus

(3) Transcription involve the synthesis of:

(a) Mrna

(b) rRNA

(c) tRNA(d) All of these

(4) XXY individual in Drosophila (Fruit fly) is:(a) male

(b) female

(c) sterile

(d) All of these

(5) Ecological niche is of an individual:

(a) address(b) profession

(c) Both (a) and (b)

(d) None of these

(6) Crossing over involve the formation of:

(a) desmonstomata

(b) chromonemata(c) chiasmata

(d) All of these

(7) Attachment of O2 with hemoglobin to form oxyhemoglobin is a change:

(a) Physical

(b) Chemical


(d) None of these

(8) Acetylcholine is a:

(a) chemical transmitter(b) electrical transmitter

(c) physical transmitter

(d) None of these

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(9) In Blood groups gene IA and IB are:

(a) Co-dominant

(b) Co-recessive(c) Dominant recessive

(d) Incomplete Dominant

(10) The idea of Lamarack on evolution is based upon:(a) Use & Disuse of organs

(b) Acquired character


(11) Ammonia is the excretory nitrogenous waste:

(a) Primary(b) Secondary

(c) Tertiary

(d) None of these

(12) Special functions of smooth Endoplasmic reticulum is:

(a) Lipid synthesis

(b) Glycogenolysis(c) Detoxification

(d) All of these

(13) In birds sex is determined by the type of:

(a) Sperms

(b) Eggs


(14) The Pre-Historic atmosphere of earth had:(a) methane

(b) ammonia

(c) hydrogen sulphide(d) All of these

(15) C. Linneous proposed the method of naming organisms:

(a) uninominal

(b) binomial(c) trinomial

(d) None of these

(16) Trypsin is protease secreted in:

(a) Bile

(b) Saliva(c) Gastric juice

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(d) Pancreatic juice

(17) Cerebellum is the part of brain:(a) Forebrain

(b) Mid-brain

(c) Hind-brain(d) Spinal cord

(18) The constriction of centromere is called as:

(a) Primary(b) Secondary

(c) Tertiary

(d) All of these

(19) Gene for Haemophilia in man is located on:

(a) autosome

(b) X-chromosome(c) Y-chromosome

(d) All of these

(20) DNA duplicate during:(a) Prophase

(b) Metaphase

(c) Telophase(d) Interphase

Zoology MCQs Papers for Lecturer

1. Metamerically segmented worms belong to phylum:

(a). Nematoda (b). platyhelminthes (c) Annelida (d). None of these

2. Which of the following is multiflagellate protozoa?

(a). ceratium (b).Noctiluca (c). Leishmania (d). None of these

3. spicules are secreted by:

(a). Scleroblasts (b). nematoblasts (c). endoblasts (d). none of

these

4. which of the following is the porous opening through which water enters the hydrocoel of anechinoderm?

(a). pedicellaria (b). tube feet (c)Madreporite (d) none of these

5. The body cavity of most triploblastic animals formed by splitting of mesoderm into an outer

and inner layer is called

(A). coelentron (b). coelom (c) colon (d).none of these
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6. compound eyes are found in

(a). platyhelminthese (b). echinodermate (c). Mollusca (d) none of these

7. Egg laying mammals are placed in sub-class:

(a). Meththeria (b). protheria (c). theria (d) none of these

8. open circulatory system is found in :(a). Birds (b). Earthworms (c). cockroach (d). none of these

9. bivalve mollusks are usually:(a). scavangers (b). deposit feeders (c) filter feeders (d). none of these

10. the pillar or central axis around which the whorls of gastropods shell are coiled is called:

(a). columella (b). collembolan (c). collublasts (d) none of these

11. the ninth vertebrae of frog is called:

(a). cervical (b). Sacral (c). Urostyle (d) none of these

12. the stage in embryo in which the primary germ layers have been laid down is called:

(a). gastrula (b). blastula (c). morula (d) none of these

13. a fish which migrate down river to spawn in the sea is called:

(a). anadromous (b). catadromous (c). dromiacea (d) none of these

14. which of the following has four chambered heart?

(a). Dog fish (b). Frog (c). Birds (d) All of these

15. facets by which vertebratae articulates with one another are called:(a). Metapophyses (b). parapophyses (c). Zygopophyses (d) none of these

16. the innermembrane of the two foetal membrane in reptiles, birds and mammals is called:(a). Amnion (b). chorion (c). peritoneum (d) none of these

17. amphioxius is an example of :(a). Urochordata (b). cyclostomata (c). hemichordata (d) none of these

18. filarial worm (genus wuchereia) belong to phylum:

(a). Nematoda (b). platyhelminthes (c). annelids (d) none of these

19. Notochord is formed from primary :

(a). ectoderm (b). mesoderm (c). endoderm (d) all of these

20. shell fish includes:

(a). shrimp, crabs and eel fish (b). dog fish, crabs, and lobsters (c). lobsters, crabs and shrimps

(d) ALL of these

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SPSC Zoology MCQs Questions Papers

(i) Chano cysts are found in?

(a) Coelentrate(b) Annelida

(c) Porifera(d) Arthropoda(e) All of these

(ii) House fly is a common insect having ______ legs.(a) 4

(b) 6

(c) 8

(d) None of these

(iii) Silver fish is included in:

(a) Pisces(b) Arthropoda(c) Annelida

(d) None of these

(iv) Number of vertebrae in neck of a giraffe are:

(a) 10

(b) 5(c) 7

(d) None of these

(v) Flame cell is typical of:(a) Annelida

(b) Chordata

(c) Porifera(d) Platyhelminthes

(e) None of these

(vi) Nervous system originates from:(a) Epidermis

(b) Mesodermis

(c) Endodermis

(d) None of these(e) All of these

(vii) Mammals are characterized by:(a) Mammary Glands

(b) Hair

(c) All of these(d) None of these
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(viii) Nucleus is not present in RBC of:

(a) Fish(b) Snake

(c) Bird

(d) Mammal(e) None of these

(ix) Scales in fish derive their origin from:

(a) Epidermis(b) Mesodermis

(c) Endodermis

(d) None of these

(x) Sound in insect is produced through:

(a) Mouth

(b) Tracheal movements(c) Wing beat

(d) None of these

(xi) Sole of foot in man has ______ location:(a) Dorsal

(b) Ventral

(c) lateral(d) None of these

(xii) Coelome in adult mammals is represented by:

(a) Visceral cavity(b) Cavity in brain

(c) Both of these

(d) None of these

(xiii) The Skelton in insects is:

(a) Exoskeleton(b) Endoskeleton

(c) None of these

(d) Both of these

(xiv) Sea horse is included in:(a) Mammals

(b) Fish

(c) Reptiles(d) None of these

(xv) Circulatory system is open type in:(a) Annelida

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(b) Insecta

(c) Mammals

(d) None of these

(xvi) The body cavity is regarded as pseudocoele in Nematodes because:

(a) Has ectodermal origin(b) Not completely lined by Mesodermal epithelium(c) Has endodermal origin

(d) None of these

(e) All of these

(xvii) True metaneric segmentation is characteristic of:

(a) Molluses

(b) Annelida(c) Arthropoda

(d) None of these

(xviii) Hollow dorsal nervous system is present in:

(a) Amphiexus

(b) Fish

(c) Mammals(c) None of these

(e) All of these

(xix) Contractile vacuole in protozoa is mainly responsible for:

(a) Excretion

(b) Osmoregulation

(c) respiration(d) None of these

(xx) Scorpion is included in:(a) Insecta

(b) Arachnida

(c) Echinodermata(d) None of these

PPSC MCQs Questions of Zoology

(i) Cell membrane is formed of:(a) Carbohydrate

(b) Lipid

(c) Protein(d) Lipoprotein

(e) None of these

(ii) Electron transport chain reaction occur in:
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(a) Cell membrane

(b) Cell wall

(c) Endoplasm(d) Mitochondrion

(e) None of these

(iii) Ribosomes in cell are responsible for:(a) Protein formation

(b) Glycolysis

(c) Lipid breakdown(d) All of these

(e) None of these

(iv) Golgi complex is responsible for:(a) Carbohydrate metabolism

(b) Protein synthesis

(c) Lipid synthesis(d) None of these

(e) All of these

(v) Basic excretory chemicals in all the cells is:(a) Urea

(b) Uric acid

(c) Ammonia(d) None of these

(e) All of these

(vi) Oxygen transport from lungs to tissue occurs through:(a) Difference in pressure

(b) Solubility in plasma

(c) Attachment with RBC surface(d) None of these

(e) All of these

(vii) FSH (Follicle Stimulating Hormone) is produced in:

(a) Ovary

(b) Hypothalamus

(c) Pituatary


(viii) Lipase is an enzyme responsible for:(a) Carbohydrate metabolism

(b) Lipid breakdown

(c) Protein breakdown(d) None of these

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(ix) Law of segregation is applicable to:

(a) Homozygous individual(b) Heterozygous individual

(c) Both Homozygous and heterozygous

(d) None of these

(x) Sex linked genes concern:

(a) Sex characters

(b) Somatic character(c) Mostly somatic character

(d) None of these

(xi) XXY individual in man is a phenotypic male, because:(a) Two X chromosomes are present


(c) Both X and Y chromosomes are present(d) None of these

(xii) Trisomic condition can be produced through:

(a) Primary Non-disjunction(b) Secondary non-disjunction

(c) Both a and b

(d) None of these

(xiii) First living organism on this planet was:

(a) A protozoan

(b) An algae(c) Bacteria

(d) A virus

(e) None of these

(xiv) Theory of Natural Selection was proposed by:

(a) Charles Darwin(b) A.R. Wallace

(c) Both a and b

(d) None of these

(xv) Lamarcks theory of inheritance of acquired characters says:(a) Environment forces a character

(b) Environment selects a character

(c) Environment has no effect(d) None of these

(xvi) Orthoselection means:(a) Selection occurring at different times

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(b) Selection occurring at different rates



(xvii) Haeckles biogenetic law says:(a) Ontogeny repeats phylogeny(b) Phylogeny repeats ontogeny

(c) None of these

(d) Both a and b together

(xviii) Ecosystem is a system involving biotic and abiotic components which:

(a) Interact

(b) Interact for energy flow(c) No interaction

(d) None of these

(xix) Nitrogen biogeochemical cycle is regarded as gasous cycle because:


(b) Recycling is almost complete

(c) Major part of cycle is in gasous state(d) None of these

(xx) Raw material for evolution are variation, which are produced through:(a) Gene mutation

(b) Chromosomal aberration

(c) Both a and b

(d) None of these

Solved Zoology MCQs for CSS PMS

i)What is the function of contractile vacuole?

a) Respiration b) reproduction c) osmoregulation d) digestion e) none of these

ii) specules are secreted by special mesenchymal amoebocytes called

a)scleroblasts b)microscleres c)myocytes d)collencytes e) none of these

iii) true nerve cells or ganglion cells occur for the first time in

a) protozoa b) porifera c)coelentrata d)annelida e) none of these

iv)the process by which an organism can replace its lost or damaged body parts is called

a) reformation b) regeneration c)reclamation d)reconstruction e) none of these

v) nematocysts are found in

a) protozoa b)porifera c) annelida d) mollusca e) none of these

vi) in polychaetes the locomotory organ is
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a)pseudopodium b) neuropodium c) notopodium d) parapodium e) none of these

vii) worms belonging to phylum platyhelminthes are commonly known asa)round worms b) ring worms c) segmented worms d) earth worms e) none of these

viii) bipinnaria is the larval form of

a) coelentrata b) polychaeta c) echinodermatad)cestoda e) none of these

ix)closed type of circulatory system is found in

a) platyhelminthes b) annelidac)porifera d) arthropoda e) none of these

x) the two common mosquito genera ,anopheles and culex, can be easily identified by

a)color b) flying speed c)size d) sitting posture e) none of these

xi) sweat glands are epidermal glands found ina)all birds b) reptiles and mammals c) mammals only d)birds and reptiles e) none of these

xii)sternum is absent ina) mammals b) birds c)amphibians d)fishes e) none of these

xiii) amphioxus belongs to

a)cephalochordatab) hemichordata c)urochordata d) cyclostoma e) none of these

xiv) the urochordates or tunicates are marine animals commonly known as

a)sea cucumber b)sea squirts c) sea urchin d) sea star e) none of these

xv) optic lobes are found in

a)fore brainb) mid brain c) hind brain d) medulla e) none of these

xvi) the number of cervical vertebrae in most mammals is

a)2 b)4 c)9 d) 11 e) none of these

xvii) lymph hearts are absent in

a)fishes b)amphibians c) reptiles d)mammals e) none of these

xviii)the lymph capillaries coming from intestinal villi are called

a) veins b) lymph nodes c) lacteals d) lymph ducts e) none of these

xix)how many caudal vertebrae are found in man?

a)1-2 b)3-4 c)5-6 d)7-8 e) none of these

xx)the inner membrane of the two foetal membranes in reptiles,birds and mammals is called

a) chorion b) amnion c) peritoneum d) pericardium e) none of these

Solved Zoology MCQs for NTS Tests
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i) Which part of the brain detects the temp.changes in the blood?

a)cerebellum b)cerebral hemisphere c)hypothalamus d)medulla e) none of these

ii) From which of the following is urea formed?

a) Fat b) glycerol c) proteins d) starch e) none of these

iii) Where are hormones destroyed?a)adrenal gland b)kidney c)liver d)pancreas e) none of these

iv) During the beating of the heart,in which region will the heighest pressure develop?

a)left atriumb) left ventricle c) pulmonary artery d) right ventricle e) none of these..????

v)which molecules are are produced by the digestion of starch and proteins?

a)glycerol and amino acids b) glycerol and fatty acids c) sugar and amino acidsd) sugar andfatty acids e)none of these

vi) which type of the cell stimulates the release of adrenaline?a)white blood cell b)muscle cell c) pancreatic cell d) red blood cells e) none of these

vii)which secretion, released into the ailementary canal,contains no enzyme,but speeds up fat

digestion?

a)bileb) intestinal juice c) mucus d)pancreatic juice e) none of these

viii)which of the following normally enters the blood as it passes through the pancreas?a)amino acids b)glycogen c)insulin d) lipase e) none of these ...????

ix) which of the following is the example of discontinuous variation?

a)blood groupb) height c)intelligence d) weight e) none of these

x) which of the following would be more prominent in a secretory cell than in the non secretory

cell?

a)golgi apparatusb) mitochondria c) ribosomes d)pinocytotic vesicles e)none of these

xi)which of the following is both found in DNA and mRNA?a)ribose b) thyamine c) sugar-phosphate chain d) double helix structure e) none of these

xii) which is carried by the molecule of transfer RNA?

a)an amino acid moleculeb) enzymes for protein synthesis c) information from the DNA d)

sequence of codons e) none of these

xiii)the populations of all the species in a given habitat are referred to as

a)biosphere d) community c)ecoshere d) ecosystem e)none of these

xiv)which of the following is not recycled in ecosystem?

a)carbon b) energy c) sulphur d) water e) none of these

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xv) in most ecosystems, the greatest amount of energy flows through the,

a)sec.consumers b) herbivores c) carnivores d) decomposers e) none of these

xvi)during which phase of meosis are chiasmata formed?

a)prophase Ib) metaphase II c) metaphase I d)telophase II e) none of these

xvii)who proposed the mutation theory of evolution?a)lamarck b) Darwin c) de vries d) Wallace e) none of these

xviii)during which phase of meosis do homologous chromosomes separate?a)prophase I b) prophase II c) anaphase Id) anaphase II e) none of these

xix)in a DNA molecule,the basis of prymidine are

a)thymine and cytosine b) cytosine and guanine c) adenine and thymine d) thymine andguanine e)none of these

xx)Triassic and Jurassic periods are included in thea)palaeozoic era b)mesozoic era c)coenozoic era d) proterozoic era e) none of these

Zoology MCQS for CSS PMS

(1) The autonomic nervous system comprises of:

(a) Sympathetic nervous system

(b) Para-sympathetic nervous system(c) Both (a) and (b)

(d) None of these


(2) In Turtles, the dorsal plate is known as:

(a) carapace(b) Plastron

(c) scutes

(d) None of these

(a) carapace

(3) The odd-toed ungulates are termed as:

(a) Perissodactyls(b) Artiodactyls

(c) Paradactyls

(d) All of these

(a) Perissodactyls

(4) The functional kidney of adult fishes is:
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(a) Pronephros

(b) Mesonephros

(c) Metanephros(d) None of these

(a) Pronephros

(5) The telencephalon & diencephalons are part of:

(a) Mid-brain

(b) Hind brain(c) Fore brain

(d) All of these

(c) Fore brain

(6) The sense organs of taste in tongue are known as:

(a) Olfactoreceptors(b) Gustatoreceptors

(c) cutaneous receptors

(d) All of these

(b) Gustatoreceptors

(7) The process of cartilage formation is known as:(a) chondrioblasts

(b) Chondriocytosis

(c) chondriogenesis

(d) None of these

(c) chondriogenesis

(8) Significant flight muscles in birds is:

(a) Pectoral

(b) Appendicular(c) Tensor

(d) All of these

(a) Pectoral

(9) Typical character of a mammal is:

(a) Hairs

(b) Mammary glands(c) Only (a)



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(10) Body wall of obelia is:

(a) Monoblastic(b) Diploblastic

(c) Triploblastic

(d) None of these

(b) Diploblastic

(11) The arrangement of the organs of an animal in a series of similar units along thelongitudinal axis of the body is called:

(a) Pseudometamerism

(b) Parametamerism

(c) Metamerism(d) Prometamerism

(c) Metamerism

(12) The white blood corpuscles of the cockroach are called as:

(a) Haematocyte

(b) Haematoclast(c) Haemoblast

(d) Leucocyte

(a) Haematocyte

(13) Hormone which control molting in insects is:

(a) cardisone(b) ecdysone

(c) ecdycortisone

(d) None of these

(b) ecdysone

(14) In Sycon water leave the sponge through:

(a) ostia

(b) osculum

(c) Madriporite

(d) All of these

(b) osculum

(15) Flame cells are commonly found in:

(a) Platyhelminthes

(b) Annelida(c) Coelenterata

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(d) All of these

(a) Platyhelminthes

(16) The number of vertebrae in horse neck are:

(a) 5(b) 6(c) 7

(d) 10

(c) 7

(17) The group in which RBCs are mostly non-nucleated:

(a) Amphibians(b) Birds

(c) Mammals

(d) All of these

(c) Mammals

(18) Cockroach is dissected from side:(a) dorsal

(b) ventral

(c) Lateral(d) Both (a) and (b)

(a) dorsal

(19) Heart of fish is:

(a) Open

(b) Single circuit(c) Double circuit

(d) Both (b) and (c)

(b) Single circuit

(20) Round worms belong to:

(a) Platyhelminthes

(b) Annelida(c) Centipedesa

(d) None of these

(d) None of these

zoology

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