Aleurone grains store

In Pollen bank, pollen grains are stored at :

Which of the following are cell inclusions? I. Aleurone grains II. Fat droplets III. Crystals IV. Vacuoles

(a) Do all pollen grains remain viable for the same length of time ? Support your answer with two suitable examples. (b) How are pollen grains stored in plooens banks ? State the purpose of storing pollen grains in these banks

(a) Do all pollen grains remain viable for the same length of time ? Support your answer with two suitable examples. (b) How are pollen grains stored in plooens banks ? State the purpose of storing pollen grains in these banks

In pollen banks pollen grains are stored in________at -196^@C .

Aleurone layer in the grain helps in