Question

State one advantage and disadvantage of cleistogamy.

Answer 1

Hope it will be help you

Answer 2

disadvantage and advantage 
 1  this self pollination does not help in producing new varieties and species.
 1  it is the self pollination occuring in an unopened flower
2  it gives no variation 
2 it is assured seed set

pehle 1  disadvantage hain phir advantage hain and after that ek aur disadvantage hain aur ek advantage