Question

Which of the following is correct about pollen grain?

• A. They do not contain much nutrition.
• B. They die during winter season.
• C. They are not allergic at all.
• D. They can survive for thousands of years.

Answer 1

The correct option is D

They can survive for thousands of years.

Pollen grains contain lot of nutrition stored in them as they are meant to take care of the male gamete for many years. That is why they are used as food supplements. Many of the pollen are allergic to human beings. They are highly resistant to outer environment and can survive extreme conditions and sometimes they survive for thousands of years.