Question # 1

There are _____________ major kingdoms.

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2

3

4

5

Following are not fat-soluble vitamins.

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A and D

E and K

B and C

D and E

The 6-carbon compounds during the dark reactions of photosynthesis split into ____________ carbon compound.

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5

3

7

4

metabolism is the some of the ................. proesses.

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Chemical

Physical

Both

None

To what category of molecules do enzymes belong?

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Carbohydrates

Lipids

Nucleic acids

Proteins

Enzymes accelerate reactions by_______the activation energy needed for the reaction.

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Stopping

Raising

Lowering

Binding

Which of the following chemical is used to identify the starch in leaves?

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KOH

KHCO₃

Ethanol

Iodine solution

____________ is the basis and smallest unit of classification.`

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Family

Order

Species

Genus

The normal pH of human blood is:

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6.4

7.4

8.4

9.4

There are _______________ chromosomes in radish.

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46

18

16

23

Respiration is of ........... types.

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One

Two

Three

Four

An example of macromolecule is.

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Water

Glucose

Protein

NaCl

Which organelles have their own DNA?

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Chloroplast

Mitochondria

Both

None

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