There are 10 flowers in one individual plant of Crotalaria. In each microporangium of every stamen of all the flowers there are 30 microspore mother cells. How many pollen grains are formed from that plant

Options

A. 4000
B. 10000
C. 24000
D. 48000

Answer

D

Explanation

Pollen grain in one flower `30xx40xx4 = 4800`
Pollen grain in 10 flowers `4800xx10= 48000`
Note: 30 microspore mother cell in each microspore region and microsporangium in 1 flower and 4 pollen sac in one microsporangium.