Organism and Population [Subject SAT (College Board) Biology]: Questions 19 - 23 of 147

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Question number: 19

» Organism and Population

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MCQ▾

Question

Which of the following characteristics is not shared by birds and mammals?

Choices

Choice (5)Response

a.

Vivipary

b.

Warm blooded nature

c.

Ossified endoskeleton

d.

Breathing using lungs

e.

None of the above

Question number: 20

» Organism and Population

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MCQ▾

Question

What causes a green plant to bend towards light as it grows?

Choices

Choice (5)Response

a.

Because green plan need to carry out photosynthesis

b.

Light stimulates plant cells on the lighted side to grow faster

c.

As auxin gets accumulated on shaded side stimulating greater side elongation

d.

As green plants are phototropic

e.

None of the above

Question number: 21

» Organism and Population

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MCQ▾

Question

Gymnosperms are NOT

Choices

Choice (5)Response

a.

Flowering plants.

b.

Naked seed plants.

c.

Seed plants.

d.

Predominantly diploid.

e.

Conifers.

Question number: 22

» Organism and Population

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MCQ▾

Question

Some enzymes covalently bind a non-protein organic molecule to the active site. The organic molecule concerned is required if the enzyme is to catalyze a reaction on a substrate. What is the term used for such a molecule?

Choices

Choice (5)Response

a.

Prosthetic group

b.

Modulator

c.

Coenzyme

d.

Cofactor

e.

Question does not provide sufficient data or is vague

Question number: 23

» Organism and Population

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MCQ▾

Question

What is common between earthworm and cockroach?

Choices

Choice (5)Response

a.

Malpighian tubules

b.

Solid ventral nerve cord

c.

Nephridia

d.

Cuticle

e.

None of the above

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