Subject SAT (College Board) Biology: Questions 719 - 722 of 805

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Question number: 719

» DNA and Evolution

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MCQ▾

Question

If Darwin’s pangenesis theory revealed resemblance with theory of inheritance of acquired characters, then what is correct?

Choices

Choice (4) Response

a.

There should be some physical basis of inheritance

b.

Useful organs becomes strong and developed while useless organs become extinct

c.

Size of organs increase with aging

d.

Development of organs is due to will power

Question number: 720

» Cell

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MCQ▾

Question

Fermentation products of yeast are

Choices

Choice (4) Response

a.

Methyl alcohol and carbon dioxide

b.

Ethyl alcohol and carbon dioxide

c.

Water and carbon dioxide

d.

Methyl alcohol and water

Question number: 721

» Mendel and Hereditary

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MCQ▾

Question

Of both normal parents, the chance of a male child becoming colour blind are

Choices

Choice (4) Response

a.

Possible only when mother’s father was colour blind

b.

Possible only when father’s mother was colour blind

c.

No

d.

Possible only when all the four grand parents had normal vision

Question number: 722

» DNA and Evolution

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MCQ▾

Question

Fossil age in the past was generally determined by radio-carbon method but currently more precise methods were being used and led to the revision of the evolutionary periods for different groups of organisms, incorporate

Choices

Choice (4) Response

a.

Study of carbohydrates/proteins in rocks

b.

Study of the conditions of fossilization

c.

Study of carbohydrates/proteins in fossils

d.

Electron spin resonance (ESR) and fossil DNA

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