question_answer 26)

Choose the correct option from the following: (a) Which part of the plant takes in carbon dioxide from the air for photosynthesis? (i) Root hair (ii) Stomata (iii) Leaf veins (iv) Sepals (b) Plants take carbon dioxide from the atmosphere mainly through their (i) roots (ii) stem (iii) flowers (iv) leaves

Answer:

(a) (ii) Stomata, carbon dioxide from the air is taken in through the tiny pores present on the surface of leaves. Such pores are called stomata. (b) (iv) Leaves, plants take carbon dioxide from the atmosphere mainly through their leaves.