Question

# Pollen grains can be stored for several years in liquid nitrogen having a temperature of

A
196oC
B
120oC
C
160oC
D
80oC

Solution

## The correct option is C $$-196^oC$$Pollen grains can be stored for several years in liquid nitrogen at a temperature of -196℃ and this is known as cryopreservation. So, the correct answer is option A.Biology

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