alleryStart learning →What is the usual diameter of angiosperm pollen grains?
A250-500 micrometers
B2-5 micrometers
C25-50 micrometers
D1-2 millimetres
Answer & Solution
Correct answer: C. 25-50 micrometers
Pollen grains are generally spherical and measure about 25 to 50 micrometers across.
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