General Knowledge

Biology - Section 1

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Biology - Section 1

Practice and master this topic with our carefully crafted questions.

10 Questions
15 Minutes
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Question 21
Process of cell division can take place by

A
heterosis
B
fusion
C
mitosis
D
None of these
Correct Answer: Option C

No answer description available for this question

Question 22
Most highly intelligent mammals are
A
whales
B
dolphins
C
elephants
D
kangaroos
Correct Answer: Option B

No answer description available for this question.

Question 23
Most highly intelligent mammals are
A
whales
B
dolphins
C
elephants
D
kangaroos
Correct Answer: Option B

No answer description available for this question.

Question 24
Plant development is influenced by

A
quality of light only
B
quality and quantity of light
C
quality and duration of light
D
quality, quantity and duration of light
Correct Answer: Option D

No answer description available for this question.

Question 25
Prokaryotic cells lack

A
nucleolus
B
nuclear membrane
C
membrane bound by organelles
D
All of these
Correct Answer: Option D

No answer description available for this question.

Question 26
Ordinary table salt is sodium chloride. What is baking soda?

A
Potassium chloride
B
Potassium carbonate
C
Potassium hydroxide
D
Sodium bicarbonate
Correct Answer: Option D

No answer description available for this question.

Question 27
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
Correct Answer: Option C

No answer description available for this question.

Question 28
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
Correct Answer: Option B

No answer description available for this question.

Question 29
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
Correct Answer: Option A

No answer description available for this question.

Question 30
Plants receive their nutrients mainly from

A
chlorophyll
B
atmosphere
C
light
D
soil
Correct Answer: Option D

No answer description available for this question.

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