Organism and Population [Subject SAT (College Board) Biology]: Questions 23 - 26 of 147

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Question 23

Organism and Population
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Question

MCQ▾

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

Question 24

Organism and Population
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Question

MCQ▾

Correct characteristics of class reptilia are

Choices

Choice (5)Response

a.

Body covered with moist skin devoid of scales, ear is represented by tympanus, alimentary canal, urinary bladder and reproductive tracts open into a common cloaca.

b.

Fresh water animals with bony endoskeleton, air bladder to regulate buoyancy

c.

Body covered with dry and cornified skin, epidermal scales, no external ears

d.

Marine animals with cartilaginous endoskeleton, body with placoid scales

e.

None of the above

Question 25

Organism and Population
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Question

MCQ▾

In yeast the sexual reproduction is by conjugation. After fusion the zygote nucleus divides meiotically and forms haploid spores. The unicellular structure with haploid spores is

Choices

Choice (5)Response

a.

Zoosporangium

b.

Gametangium

c.

Sporangium

d.

Ascus

e.

Question does not provide sufficient data or is vague

Question 26

Organism and Population
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Question

MCQ▾

Mammalian brain differs from amphibian brain in having

Choices

Choice (5)Response

a.

Corpus callosum

b.

Cerebellum

c.

Olfactory lobes

d.

Hypothalamus

e.

Question does not provide sufficient data or is vague