Science Jeopardy

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Slide 25

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EcologyEcology Scientific Scientific InvestigationInvestigation

Systems & Systems & OrganismsOrganisms

Molecular &Molecular &

CellularCellular

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Pot luckPot luck

Himalayan rabbits are white with black fur on their ears and the tips of their

feet. If an icepack is placed on a rabbit’s back, the fur will grow in

black. In this case, the hair color is determined by-

A)length of fur

B)competition

C)environmental conditions

D)predation pressure

CC

BB

Which of the following statements describes the process of natural

selection?

A) Farmers select animals with desirable variations for breeding.

B) Populations sharing the same gene pool interbreed and create new species.

C) Individuals survive that have inherited traits adapted to their environment.

D) New species are formed via genetic engineering.

Daily Daily DoubleDouble

DD

The island of Aldabra lies 400 kilometers off the coast of Africa and is home to the

Aldabra Rail, a long-legged wetland bird. The Aldabra Rail is flightless and much

different from the rails living on the mainland. This bird became a distinctly

different species through-

A) reproductive isolation

B) adaptive radiation

C) convergence

D) geographic isolation

BB

What is the main cause of fish kills in rivers polluted by fertilizers?

A)Decreased mineral sources

B)Decreased oxygen levels

C)Increased water temperatures

D)Increased water levels

DD

If a student needs to do research on heredity for a science project, which of these source is the most

reliable resource?

A)A weekly news magazine

B)A newspaper tabloid

C)A national newspaper

D)A professional journal

CC

Hypothesis: More pine seeds germinate after a forest fire.

The most valid and reliable test of this hypothesis would include an experimental group of pine seeds that was recovered from a fire area and pine seeds that were-

A) germinated after a fire

B) tolerant of fire

C) found before a fire

D) placed in a fire

AA

Which of these hypotheses is best supported by the observations of this

animal.A) This animal spends much of its time digging.

B) This animal usually hunts for food at night.

C) This animal is herbivorous.

D) This animal has poor hearing.

CC

A student wants to view cells under the compound microscope at a total

magnification of 400X. If the eyepiece is 10X, which of the following objective lenses

should we use?

A) 4X

B) 10X

C) 40X

D) 100X

Daily Daily DoubleDouble

CC

Bacteria are tremendously successful unicellular organisms, yet all large

organisms are multicellular. Unicellular organisms cannot grow very large because

the –

A) energy expenditures would be too great

B) locomotion of the organisms would be too slow

C) diffusion of nutrients into the cell’s interior would be too slow

D) respiratory rate would be too high

BB

In cows, long hair is dominant to short hair. In a cow that is heterozygous for long hair, what percentage of the cells undergoing meiosis will carry the dominant allele?

A) 25%

B) 50%

C) 75%

D) 100%

DD

Human red blood cells that lack sufficient hemoglobin would have a low amount of

what substance?

A) Hydrogen

B) Nitrogen

C) Calcium

D) Oxygen

CC

Which characteristic do viruses possess in common with living cells?

A) They contain a nucleus and organelles.

B) They make their own food.

C) They contain nucleic acids such as

DNA and RNA.

D) They are inactive outside the body

of living cells.

DD

This organism is most closely related to animals in the Phylum Arthropoda, the phylum that contains beetles,

because it has-

A) legs

B) antennae

C) an elongated body

D) jointed appendages

AA

Which of these processes is carried out in the same way in both plants and

animals?

A) Cellular respiration

B) Asexual reproduction

C) Circulation of body fluids

D) Excretion of metabolic waste

CC

What is the purpose of the flagellum?

A)Circulation

B) Catching Prey

C) Movement

D) Attachment

CC

Which characteristic supports the hypothesis that this bird spends a great deal of time in the trees and

shrubs?

A) The thickness of its bill

B) The crest of feathers on its head

C) The shape of its feet

D) The color of its wings

DD

Which of these does not depend on muscle contraction?

A)Eye movement

B)Arm movement

C)Reflexes

D)Pain perception

BB

Cells are the functional units that make up tissues. Tissues then

become the functional units that make up-

A)enzymes

B)organs

C)other cells

D)DNA

CC

In rabbits, short fur (F) is dominant to long fur (f). According to the Punnett square, what is the chance of the two

heterozygous short-haired rabbits having offspring with short fur?

A)One in four

B)Two in four

C)Three in four

D)Four in four

AA

The concentration of glucose must be maintained within a fairly

narrow range in the most vertebrates. This statement is an

example of-

A)homeostasis

B)excretion

C)glycolysis

D)fermentation

Which of these functions most like the “brain”

of the cell?

A)The nucleus

B)The Golgi apparatus

C)The mitochondrion

D)The smooth endoplasmic reticulum

AA

Double Jeopardy

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Cellular LevelCellular LevelScientificScientific

InvestigationInvestigation OrganismsOrganisms EcologyEcology

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Pot LuckPot Luck

BB

What is the correct sequence for plant cell mitosis?

A)A,B,D,C

B)C,B,A,D

C)B,A,D,C

D)D,C,B,A

Daily Daily DoubleDouble

BB

The reduction of the chromosome number during meiosis is most

important for-A) preventing the nucleus from becoming larger with

each cell division

B) maintaining the chromosome number during sexual reproduction

C) keeping the amount of DNA in the cell at a minimal level

D) allowing the growth of the cell without increasing the DNA content

AA

A chart of human chromosomes pairs is called a karyotype. What information is revealed in the karyotype below?

A)The sex

B)The age

C)Trisomy

D)Gene dominance

BB

A biology class wanted to develop a research project to predict the effects of a new

highway on wildflower species found in the Piedmont region of Virginia. The class could

best conduct such a study by sampling flowers found in the highway construction

area-

A) one year before highway construction begins

B) both before and after highway construction is completed

C) immediately after highway construction is finished

D) during the time highway construction is taking place

AA

The picture shows a coverslip correctly being lowered

onto a slide. This method is used because it-

A) reduces the possibility of air

bubbles on the slide

A) prevents the escape of micro-

organisms found in the water

C) allows microorganisms to move

freely in the water

D) prevents the coverslip from moving

BB

The hypothesis best supported by this graph is that these beetles are most active when the

area is-

A) free from predators

B) coolest with some

sunlight

C) wettest from dew

D) richest in the oxygen

supplies

CC

According to this chart, the insects that are the most closely related

are the-

A) springtails and bristletails

B) dragonflies and proturans

C) springtails and proturans

D) bristletails and mayflies

Daily Daily DoubleDouble

DD

A symbiotic relationship in which one organism benefits while one organism is harmed is known as-

A) antagonism

B) commensalism

C) mutualism

D) parasitism

DD

Tall land plants have requirements different from those of aquatic plants. Which of these must the tall land plants have that aquatic

plants do not need?

A) Photosynthetic abilities

B) Organelles for respiration

C) A means of reproduction

D) Thick-celled walls

BB

The nonpoisonous eastern scarlet snake has colored bands that closely resemble the

poisonous coral snake. This selective adaptation provides the eastern scarlet

snake with-

A) increased breeding opportunities

B) a method of avoiding predation

C) the ability to attract prey

D) increased feeding opportunities

BB

According to this simplified water cycle, the process of transpiration is the

process that-

A) causes photosynthesis

in plants

B) releases water vapor

from plants

C) speeds the evaporation

of water

D) increases the rate of the water cycle

DD

The body of which of these organisms has the least specialized

organization?

A)Jellyfish

B)Sea urchin

C)Starfish

D)Sponge

BB

What is the major function of the values found in human veins?

A) Preventing movement of blood clots

B) Reducing the back flow of blood

C) Adding oxygen to blood plasma

D) Slowing the red blood cells

DD

According to the graph, the highest metabolic rate is found in-

A)amphibians

B)reptiles

C)birds

D)mammals

DD

In the human body, the circulatory system transports

and delivers substances. Within the cell, which organelle performs a similar function?

A) Nucleus

B) Golgi apparatus

C) Mitochondrion

D) Endoplasmic reticulum

DD

Which level of this food pyramid represents the largest biomass?

A)Bass

B)Minnows

C)Copepods

D)Algae

CC

Scientists found the fossilized remains of a canine’s jaw and leg. What

information must first be obtained before the scientists can place the

fossils in the ancestral timeline of the dog?

A) The rest of the skeleton

B) The continent where the fossils were found

C) The age of the fossils

D) The population trends for the species

DD

A flower with this shape would use what type of pollinator?

A) Wind

B) Mammal

C) Rain

D) Hummingbird

AA

Which of the following is an example of a genetically engineered organism?

A) A plant that received external DNA to produce natural insecticides

B) A new plant variety created by cross-pollination

C) Seedless fruits resulting from grafting of one plant onto another

D) A plant that naturally possesses medical properties

FINALFINAL

JEOPARDYJEOPARDY

According to the graph, addition of the enzyme amylase causes the reaction to-

A)slow down

B)speed up

C)give off heat

D)take in heat

BB

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