Subject SAT (College Board) Biology: Questions 260 - 264 of 805

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Question number: 260

» Organism and Population

Edit
MCQ▾

Question

In which of the following forms, glucose is stored in plants?

Choices

Choice (4) Response

a.

Cellulose

b.

Glycogen

c.

Starch

d.

Dextrin

Question number: 261

» Cell

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MCQ▾

Question

Proteins (export proteins) that are to be used outside the cell are synthesized.

Choices

Choice (4) Response

a.

On SER

b.

On RER

c.

On free ribosomes

d.

In mitochondria

Question number: 262

» DNA and Evolution

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MCQ▾

Question

The restriction endonuclease is having a defence mechanism in bacterial system against foreign DNA such as viruses. But how it is able to protect its own DNA?

Choices

Choice (4) Response

a.

By phosphorylation of foreign DNA by restriction enzyme

b.

By methylation of bacterial DNA by restriction enzyme

c.

By phosphorylation of bacterial DNA by restriction enzyme

d.

By methylation of foreign DNA by restriction enzyme

Question number: 263

» Atoms and Compounds

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MCQ▾

Question

A single water molecule can form how many hydrogen bonds at a time?

Choices

Choice (4) Response

a.

2

b.

1

c.

4

d.

3

Question number: 264

» Organism and Population

Edit
Assertion-Reason▾

Question

Assertion (Ꭺ)

Fish meal is a rich source of proteins for cattle and poultry

Reason (Ꭱ)

Fish meal is produced by non-edible parts of fishes like fins, tails etc.

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are false

b.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

c.

Ꭺ is false but Ꭱ is true

d.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

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