Ecosystem Question 23

23. Which of the following does not have stomata?

[1995]

(a) hydrophytes

(b) mesophytes

(c) xerophytes

(d) submerged hydrophytes

Show Answer

Answer : d

Hints & Solutions

(d) In submerged hydrophytes whole plant body remains under water. e.g. Ceratophyllum and Utricularia. In these plants, stomata is absent and gaseous exchange takes place through general body surface.