Question

Pollen grains have spiny exine to aid in

• A. Entomophily
• B. Anemophily
• C. Ornithophily
• D. Cheiropterophily

Answer 1

The correct option is A Entomophily

• The pollen grains which have spiny exine are related to Entomophily i.e. pollination by insects. Spines help in the attachment of the pollen to the body of pollinators. This, pollen grains have spiny exine to aid in Entomophily.

• Anemophily is the pollination of flowers by means of the wind.

• Ornithophily is the pollination of flowers by means of birds.

• Chiropterophily is the pollination of flowers by means of bats.

So, the correct answer is A.