1
NEET 2026
MCQ (Single Correct Answer)
+4
-1
Change Language

Which one of the following is not a characteristic of plant cells in the phase of elongation?

A

New cell wall deposition

B

Cell enlargement

C

Increased vacuolation

D

Large conspicuous nuclei

2
NEET 2026
MCQ (Single Correct Answer)
+4
-1
Change Language

$$ \text { Match List-I with List-II } $$

List-I
(Growth Regulator)
List-II
(Function/Effect)
A. $$
\text { 2,4-D }
$$
I. Brewing industry
B. $$
\mathrm{GA}_3
$$
II. Stimulation of stomatal closure
C. Kinetin III. Herbicide
D. ABA IV. Nutrient mobilisation
Choose the correct answer from the options given below :
A

A-III, B-I, C-IV, D-II

B

A-IV, B-III, C-II, D-I

C

A-I, B-IV, C-III, D-II

D

A-I, B-II, C-IV, D-III

3
NEET 2026
MCQ (Single Correct Answer)
+4
-1
Change Language

Heterophyllous development in response to environment is an example of which of the following phenomena?

A

Redifferentiation

B

Elasticity

C

Dedifferentiation

D

Plasticity

4
NEET 2025
MCQ (Single Correct Answer)
+4
-1
Change Language

Read the following statements on plant growth and development.

(A) Parthenocarpy can be induced by auxins.

(B) Plant growth regulators can be involved in promotion as well as inhibition of growth.

(C) Dedifferentiation is a pre-requisite for re-differentiation.

(D) Abscisic acid is a plant growth promoter.

(E) Apical dominance promotes the growth of lateral buds.

Choose the option with all correct statements.

A
A, D, E only
B
B, D, E only
C
A, B, C only
D
A, C, E only

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