CONFIDENTIAL

SULTAN IDRIS EDUCATION UNIVERSITY

UNIVERSITI PENDIDIKAN SULTAN lORIS

FINAL EXAMINATIONSEMESTER 3 SESSION 2015/2016

CODE: SBU1023 COURSE : BIODIVERSITY OFPLANTAE AND ANIMALIA

DURATION: 2 HOURSDATE:1 6 MAY 7016

INSTRUCTIONS

1. This question paper consists of TWO (2) sections: A and Part B.2. Section A contains Thirty (30) multiple choice questions. Answer ALL questions in OMR

form provided.3. Section B contains THREE (3) structured questions. Answer ALL questions in this

examination paper.

This question paper contains 15 pages including the cover page

PROGRAMME:----------------------

YEAR: CLASS GROUP:---

REGISTRATION NO :_

IDENTITY CARD NO:

LECTURER: ASSOC. PROF. DR. NOR NAFIZAH MOHO NOOR, DR. FATIMAH MOHAMED,DR. HANISOM ABDULLAH, DR. MOHAMAD TERMIZI BORHAN, MR. AZMIIBRAHIM & MRS. ALENE TAWANG

DO NOT OPEN THIS QUESTION PAPER UNTIL YOU ARE TOLD TO DO SO

CONFIDENTIAL

SBU1023 Biodiversity of Plantae and Animalia 2

SECTION A (30 Marks)

Instruction: Answer all questions.

1. Which of the following statements is not true concerning Lamarck's theory of

inheritance of acquired characteristics?

A. Life forms gradually proceed toward perfection.B. The drive for improvement was in the "fluida" of the nerves.

C. Environmental pressures cause changes that are inherited.

D. Nature selects the best adapted individuals to survive and reproduce.

2. According to Darwin, natural selection is based on the found in populations.

A. variations

B. similarities

C. weakest members

D. acquired characters

3. A female cichlid species prefers to mate with brightly coloured males. Assuming that

a wide variety of genetic variation exist in the species, which do you think is the most

likely evolutionary outcome from this sexual selection?

A. Females will not mate.

B. Males will be selected to be brightly coloured.

C. Males will be selected to have bright chest and dull backs.

D. The species will go extinct because the predators catch all the males.

4. Which of the following statements could challenge the evolutionary view of the historyof life on Earth?

A. Coal deposits are found in Antarctica.

B. New mammal fossils are discovered in the oldest rocks on Earth.

C. Horse fossils occur in North America even though there were no wild horses in

North American in 1492

D. Both sugar gliders (Australia) and flying squirrels (North America) use flaps of skin

to help them glide from one tree to another

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SBU1023 Biodiversity of Plantae and Animalia 3

5. In horsetails, lycophytes, and ferns,

A. The sporophyte is haploid.B. Spores give rise to gametophytes.C. The main plant body is a gametophyte.D. The sporophyte bears sperm- and egg-producing organs.

6. In what type of environment is a scientist most likely to find examples of on-going

speciation?

A. Areas such as large plains that facilitate migration of animals.

B. Extreme physical environment that is marginal for supporting life.

C. Areas that have undergone recent environmental disturbance or change.D. Areas that have a large range of altitudes, such as mountains and deep valleys.

7. The first O2 producing organisms were probably

A. archaea

B. red algaeC. green algaeD. cyanobacteria

8. The first organisms that did not require water for reproduction in plant evolution werethe

A. ferns

B. cycadsC. lycophytesD. gymnosperms

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SBU1023 Biodiversity of Plantae and Animalia 4

9. Which of the following structure found in angiosperms but lacking in gymnosperms

made the angiosperms are more advanced?

A. roots

B. fruits

C. pollen grainsD. independent gametophytes

10. The vast majority plant species are

A. algae

B. bryophyteC. gymnosperms

D. angiosperms

11. Which of the following is not a major trend in terrestrial plant evolution?

A. nonmotile gametes

B. development of vascular tissue

C. adaptation to environmental stress

D. reduction of the sporophyte phase.

12. Which of the following characteristics structures or processes is common to both

bacteria and viruses?

A. Metabolism.

B. Ribosomes.C. Cell division.

D. Genetic material composed of nucleic acid.

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SBU1023 Biodiversity of Plantae and Animalia 5

13. Most human-infecting viruses are maintained in the human population only. However,a zoonosis is a disease that is transmitted from other vertebrates to humans, at least

sporadically, without requiring viral mutation. Which of the following is the best

example of a zoonosis?

A. HIV

B. Cancer

C. Influenza

D. Smallpox

14. Which of the following is characteristic of the lytic cycle?

A. Viral DNA is incorporated into the host genome.

B. A large number of phage is released at a time.

C. Many bacterial cells containing viral DNA are produced.D. The viral genomes replicate without destroying the host.

15. Which of the following characteristic is not an adaptation of vertebrates to living on

land?

A. Scales

B. LungsC. Claws

D. Amniotic egg

16. Sharks must continually swim because they lack of

A. gillsB .

.

lungs

C. pectoral fins

D. swim bladder

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SBU1023 Biodiversity of Plantae and Animalia 6

For question no. 17-18, refer to Figure 1:

r 1i.>" ..c .th

�.!:2

i"'-

<.) Ol'c �

""=> ::r: ""

'=" =- -'

2 �� �.£;; =<.) 0

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8

Figure 1

17. The phylogeny tree in Figure 1 indicates that reptiles are most closely related to

A. mammal.

B. tunicates.

C. bony fishes.

D. amphibians.

18. This phylogeny tree in Figure 1 indicates that the most recent ancestors of reptiles,

birds and mammals are

A. sharks.

B. bony fish.

C. lampreys.D. amphibians.

19. The reproduction of birds involve

A. external fertilization.

B. giving birth to live chicks.

C. the production of amniotes eggs.

D. abandon the chicks after hatching.

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BU1023 Biodiversity of Plantae and Animalia 7

20. Offspring that are born at a completely developed fetus are associated

with mammals.--------

A. placentalB. marsupialC. monotreme

D. all the above

21. Both birds and mammals_

A. are endothermic

B. have four chamber hearts

C. have efficient respiratory systemsD. all of the above

22. Which of these is not a characteristic of all arthropods?

A. six legsB. exoskeleton

C. jointed appendagesD. open circulatory system

23. Which of these is a mollusk?

A. leech

B. squidC. jellyfishD. polychaete

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')BU1023 Biodiversity of Plantae and Animalia 8

24. Which of these is a segmented worm?

A. clam

B. squidc. sow bugD. polychaete

25. The bodies of sponges have

A. no symmetry.B. radial symmetry.C. bilateral symmetry.D. both radial and bilateral symmetry.

26. Which of the followings is an example of a roundworm?

A. Ascaris

B. Planaria

C. TapewormD. Platyhelmint

27. At the beginning of its life, a coral polyp

A. feeds only on sponges.

B. attaches to a solid surface.

C. has the medusa body plan.D. burrows into the mud on the ocean floor.

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SBU1023 Biodiversity of Plantae and Animalia

Question 28 and 29 is based on Figure 2.

Figure 2

28. What type of symmetry is represented by A?

A. asymmetryB. radial symmetryc. biradial symmetryD. bilateral symmetry

29. Which of the following animals has the type of symmetry shown in B?

A. clam

B. lizard

c. jellyfishD. butterfly

30. Which of the following is true of all mollusks?

A. They have shells.

B. They have segments.c. They have soft bodies.

D. They have a closed circulatory system.

9

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SBU1023 Biodiversity of Plantae and Animalia 10

SECTION 8 (30 marks)Instructions: Answer all questions on this question booklet.

1. Figure 3 shows two life cycles: (a) lower plant and (b) higher plant.

(a)

Pollen is release

(b)

Figure 3

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SBU1023 Biodiversity of Plantae and Animalia 11

a. Identify process I and II in Figure 3 (a) and (b).

[2 marks]I:

II:

b. Detemine the ploidy level after each of process I and II.

[2 marks]I:

II:

c. Fill in the differences between life cycle in Figure 3(a) and (b) in the table

below.

[6 marks]

Characteristics Life cycle (a) Life cycle (b)

1. Dominant generation

2. Dispersal unit Seed

3. Gametophye size

4. Water dependent Not dependent

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SBU1023 Biodiversity of Plantae and Animalia 12

2. Figure 4 illustrates six vertebrate specimens labelled as C-H, collected on a field

trip to the Royal Belum State Forest. Carefully observe Figure 4 and answer the

following questions:

o EC

F G H

Figure 4

a. Which vertebrates in Figure 4 reproduce by internal fertilization?

[2 marks]

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SBU1023 Biodiversity of Plantae and Animalia 13

b. You want to breed some of the animals from Figure 4 on dry land.

i. In Figure 4, which two vertebrates do you think have the best adaptations to

survive on land habitat.

[2 marks]

ii. Compare the characteristics of eggs laid by animal F and G.

[4 marks]

c. In Figure 4, which animal is the most advanced and why?

[2 marks]

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SBU1023 Biodiversity of Plantae and Animalia 14

3. Figure 5 illustrates a proposed evolutionary tree for major animal groups

(invertebrates) based on morphological, developmental and genetic comparisons.

Protist ancestor

Figure 5

Using the information below, answer the following questions.

Cnidarians Chordates No coelom Mollusks

Protostomes Bilateral symmetry Tissues Coelom

Annelids Arthropods Pseudocoelom

a. Name the groups labeled as J, K, L, M and N in Figure 5

[5 marks]

GroupJ: __ Group K:_

GroupL: - Group M:_

Group N:_

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SBU1023 Biodiversity of Plantae and Animalia 15

b. Identify the characteristic labeled as I, II, III, IV and V in Figure 5.

[5 marks]

Characteristic I:--------------------

Characteristic II:--------------------

Characteristic III:_

Characteristic IV:-------------------

Characteristic V:_

END OFQUESTIONS