Question

Which of the following plants keeps its stomata open during the night and closed during the day?

• A. Hibiscus
• B. Cactus
• C. Ivy
• D. Water lily

Answer 1

Answer: (B)

Cactus

Answer 2

In Cactus CAM?crassulacian acid metabolism is found in which at the time of conservation of water, its stomata opens in night and $C{{O}_{2}}$ also enter through stomata in night.