Question # 1

Aerobic respiration needs free ............. .

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Carbon

Nitrogen

Oxygen

None

No of steps of biological method are:

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Seven

Six

Two

Eight

____________ classify animals.

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Linnaeus

Aristotle

Drawin

None

There are about ____________ different kind of vertebrates on earth.

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12,000,00

47,000

12,000

47,500

Which one of these in "not" a characteristic of hypothesis?

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Must be consistent with all available data

Must be testable

Must be correct

Must predictions

Catabolism constitutes ................. processes.

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Constructive

Destructive

Both a & b

None

The membrane of vacuole is called:

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Tonoplast

Protoplast

Chloroplast

Nucleoplast

A gardner sees a large snake nearby. He knows that generally snakes sting, so the gardener ran away. The gardener did which of the following?

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Used reasoning

Used observation

Constructed a theory

Tested a hypothesis

In which stage of the cell cycle, the cell is preparing enzyme for chromosome replication?

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G1

G2

S

M

Metabolism is of ............... types.

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1

2

3

4

Who used the term enzyme first time?

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Oscar Hertwing

Winhelm kuhne

W-Flemming

T.H.Morgan

Who divided living organisms into three kingdom Classification system?

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Linnaeus

Aristotle

John Ray

Hackel

What is the effect of change in pH?

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Digradation of amino acids at active sites

Ionization of amino acids at active sites

Formation of new amino acids at active sites

All of these

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