1
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which one of the following plant hormones does NOT prevent abscission in plants?

A

Auxin

B

Gibberellin

C

Cytokinin

D

Ethylene

2
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which one of the following occurs maximum during exponential growth phase in plants?

A
Cell formation
B
Cell elongation
C
Cell differentiation
D
Cell dedifferentiation
3
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Given below are two statements.

Statement I - Gibberellins promote flowering in long day plants.

Statement II - ABA inhibits flowering in long day plants but stimulates flowering in short day plants. In the light of above statements, choose the correct option given below:

A
Both statement I and statement II are correct.
B
Both statement I and statement II are incorrect.
C
Statement I is correct but statement II is incorrect.
D
Statement I is incorrect but statement II is correct.
4
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
In which one of the following conditions tobacco plants do NOT flower?
A
Long uninterrupted dark period.
B
Long uninterrupted light period.
C
Short light period with long uninterrupted dark period.
D
Long dark period is interrupted by a flash of red light ( 660 nm ) and immediately followed by far red light ( 730 nm ).

MHT CET (Biology) Subjects

Browse all chapters by subject