2019
AIIMS
MCQ
AIIMS 2019
Assertion : Gibberellin is useful in early seed production in conifers.
Reason : Ethephon is responsible for early ripening in tomato and apple.
A.
If both assertion and reason are true and reason is the correct explanation of assertion.
B.
If both assertion and reason are true, but reason is not the correct explanation of assertion.
C.
If assertion is true, but reason is false.
D.
If both assertion and reason are false.
2018
AIIMS
MCQ
AIIMS 2018
Apical dominance is caused by
A.
auxin
B.
ethylene
C.
gibberellin
D.
cytokinin
2018
AIIMS
MCQ
AIIMS 2018
Assertion : The quiescent centre acts as a reservoir of relatively resistant cells, which constitute a permanent source of active initials.
Reason : The cells of the inactive region of quiescent centre become active, when the previous active initials get damaged.
A.
Both A and R are true and R is the correct explanation of A
B.
Both A and R are true, but R is not the correct explanation of A
C.
A is true, but R is false
D.
A and R are false
2018
AIIMS
MCQ
AIIMS 2018
Assertion Photomodulation of flower is phytochrome regulated process.
Reason Active form of phytochrome (Pfr) directly induces floral induction in shoot buds.
A.
Both A and R are true and R is the correct explanation of A
B.
Both A and R are true, but R is not the correct explanation of A
C.
A is true, but R is false
D.
A and R are false