Practice MCQ Questions and answers on Biology-GK

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10 Section 11 Section 12

1.
Ordinary table salt is sodium chloride. What is baking soda?

A. Potassium chloride

B. Potassium carbonate

C. Potassium hydroxide

D. Sodium bicarbonate

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2.
Ozone hole refers to

A. hole in ozone layer

B. decrease in the ozone layer in troposphere

C. decrease in thickness of ozone layer in stratosphere

D. increase in the thickness of ozone layer in troposphere

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3.
Pine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to

A. angiosperms

B. gymnosperms

C. monocotyledons

D. dicotyledons

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4.
Pollination is best defined as

A. transfer of pollen from anther to stigma

B. germination of pollen grains

C. growth of pollen tube in ovule

D. visiting flowers by insects

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5.
Plants receive their nutrients mainly from

A. chlorophyll

B. atmosphere

C. light

D. soil

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6.
Movement of cell against concentration gradient is called

A. osmosis

B. active transport

C. diffusion

D. passive transport

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7.
Photosynthesis generally takes place in which parts of the plant?

A. Leaf and other chloroplast bearing parts

B. steam and leaf

C. Roots and chloroplast bearing parts

D. Bark and leaf

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8.
Most fish do not sink in water because of the presence of:
I. swim bladder
II. air bladder
III. air sacs
IV. air in spongy bones

A. I and II are correct

B. II and III are correct

C. III and IV are correct

D. I, II, III and IV are correct

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9.
Plants synthesis protein from

A. starch

B. sugar

C. amino acids

D. fatty acids

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10.
Plants absorb dissolved nitrates from soil and convert them into

A. free nitrogen

B. urea

C. ammonia

D. proteins

Answer & Solution Discuss in Board Save for Later

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Practice MCQ Questions and answers on Biology-GK

1. Ordinary table salt is sodium chloride. What is baking soda?

Answer & Solution

2. Ozone hole refers to

Answer & Solution

3. Pine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to

Answer & Solution

4. Pollination is best defined as

Answer & Solution

5. Plants receive their nutrients mainly from

Answer & Solution

6. Movement of cell against concentration gradient is called

Answer & Solution

7. Photosynthesis generally takes place in which parts of the plant?

Answer & Solution

8. Most fish do not sink in water because of the presence of: I. swim bladder II. air bladder III. air sacs IV. air in spongy bones

Answer & Solution

9. Plants synthesis protein from

Answer & Solution

10. Plants absorb dissolved nitrates from soil and convert them into

Answer & Solution

Read More Section(Biology)

1.
Ordinary table salt is sodium chloride. What is baking soda?

2.
Ozone hole refers to

3.
Pine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to

4.
Pollination is best defined as

5.
Plants receive their nutrients mainly from

6.
Movement of cell against concentration gradient is called

7.
Photosynthesis generally takes place in which parts of the plant?

8.
Most fish do not sink in water because of the presence of:
I. swim bladder
II. air bladder
III. air sacs
IV. air in spongy bones

9.
Plants synthesis protein from

10.
Plants absorb dissolved nitrates from soil and convert them into