Question

Stomata present in lily leaves and absent in tape grass give reasons

Answer 1

Explanation:

On the lower side of the leaves, tiny pores called stomata are present. They help the leaves to take in carbon dioxide from air, during the process of photosynthesis. ... Thus, the leaves of water lilies have stomata on their upper side, where they easily get air and usually do not come in contact with water.

Answer 2

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In underwater plants gaseous exchange takes place directly by the body cells. No other pores like stoma are required for this purpose. For this reason underwater plants do not have stomata. if stomata would bepresent in underwater plants water will enter through the stomata fill the plant.