Question

Organ responsible for gaseous exchange in plants is:

• A. Leaf
• B. Stem
• C. Roots
• D. Flower

Answer 1

Answer: (A)

Leaf

• The major gaseous exchange takes place through leaves because of the presence of a high number of stomata and their direct contact with air.
• Stem provides support to the leaves and help to conduct water and minerals to the leaves.
• Roots are mainly involved with the exchange of water and minerals in the soil.
• The flower is a reproductive organ in plants.

So the correct answer is option A- 'Leaf'.