Subject SAT (College Board) Biology: Questions 508 - 511 of 824

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Question number: 508

» Cell

Edit
MCQ▾

Question

Chemosynthetic bacteria do not need sunlight to grow because

Choices

Choice (5)Response

a.

They prepare their food without the help of light

b.

They do not like sunlight for brightness

c.

Due to the absence of chlorophyll they are incapable of manufacturing their own food

d.

They use other food materials manufactured by other bacteria

e.

All of the above

Question number: 509

» Cell

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MCQ▾

Question

Chromosomes at anaphase are of various shapes depending upon position of centromere. It is J shaped when centromere is

Choices

Choice (5)Response

a.

submetacentric

b.

acrocentric

c.

metacentric

d.

telocentric

e.

Question does not provide sufficient data or is vague

Question number: 510

» Atoms and Compounds

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MCQ▾

Question

Calculate the Molarity of a sugar solution if of the solution contains of sugar?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

Question number: 511

» Organism and Population

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MCQ▾

Question

Select the correct major pigments and stored food in different groups of algae

  1. Chlorophyceae – Stored food starch, major pigments Chl a, b

  2. Phycomyceae – Stored food laminarin, major pigments Chl a, b

  3. Rhodophyceae - Stored food floridean starch, major pigments Chl a, d, phycoerythrin

Choices

Choice (5)Response

a.

Only 2 correct

b.

3 correct, 1 and 2 wrong

c.

1 and 3 correct, 2 wrong

d.

1 and 2 correct, 3 wrong

e.

Question does not provide sufficient data or is vague

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