Question

In Cycas, dehiscence of microsporangium occurs when pollen grains are at

• A. 3-celled stage
• B. 2-celled stage
• C. 1-celled stage
• D. 4-celled stage

Answer 1

Answer: (A)

3-celled stage

Answer 2

Pollination in Cycas is anemophilous and takes place at $3$ celled stage (prothallial cell, generative cell, tube cell).