Question

Select the correct statements with regard to CAM plants.
(I) Stomata are always open.
(II) Undergoes C4 pathway.
(III) Stomata open during the night and close during the day.
(IV) Seen in temperate plants.

• A. I, II, IV are correct
• B. II, III and IV are correct
• C. I and IV are correct
• D. II and III are correct

Answer 1

The correct option is D II and III are correct

CAM plants are succulent plants which undergo the C4 pathway. As they are present in xerophytic conditions, their stomata are scotoactive, where the stomata is open during the night and closed during the day. This function helps in reducing the loss of water through transpiration.