Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Biology Botany
What is the role of Abscissic acid in transpiration?
1
It causes stomatal opening
2
It causes closure of stomata
3
It promotes growth
4
More than one of the above
5
None of the above