Home

General Knowledge (GK)

General Science

Biology

All MCQs

Biology

41.

Which structure in a plant allows for gas exchange between the plant and the atmosphere?

A

B

C

D

42.

What is the term for the transfer of pollen from one flower to a different flower of the same species?

A

B

C

D

43.

Which plant hormone is responsible for controlling dormancy and the closure of stomata?

A

B

C

D

44.

Which of the following is not a function of plant roots?

A

B

C

D

45.

What is the function of the plant cuticle?

A

B

C

D

46.

What is the process of a plant responding to touch or contact with objects in its environment?

A

B

C

D

47.

What is the term for the opening and closing of plant leaves in response to environmental stimuli, such as light and temperature?

A

B

C

D

48.

Which type of tissue is responsible for lateral growth in plant stems and roots?

A

B

C

D

49.

What is the term for a plant's response to gravity, leading to root growth downward and stem growth upward?

A

B

C

D

50.

Which type of plant is adapted to withstand extreme environmental conditions, such as deserts?

A

B

C

D