Question

Choose the correct options?

• A. In dicot plants, stomata are found in lower surface of the leaf.
• B. High concentration of carbon dioxide in leaf will result in stomatal opening.
• C. In aquatic plant-Hydrilla stomata are absent.
• D. The rate of transpiration increases when soil is wet and air is dry.

Answer 1

Answer: (A), (C), (D)

The correct options are
A In dicot plants, stomata are found in lower surface of the leaf.
C In aquatic plant-Hydrilla stomata are absent.
D The rate of transpiration increases when soil is wet and air is dry.

(A) In dicot plants, stomata are found in lower surface of the leaf to avoid direct sunlight.
(B) High concentration of carbon dioxide may prove toxin in plants so there will be no response of stomata.
(C) In aquatic plant-Hydrilla stomata are absent.
(D) The rate of transpiration increases when soil is wet and air is dry.