1
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

The Phenomenon by which the undividing parenchyma cells start to divide mitotically during plant tissue culture is called as

A
Secondary growth
B
Differentiation
C
Dedifferentiation
D
Redifferentiation
2
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

Match List-I with List-II

List-I
List-II
(a) Adenine (i) Pigment
(b) Anthocyanin (ii) Polysaccharide
(c) Chitin (iii) Alkaloid
(d) Codeine (iv) Purine

Choose the correct answer from the options given below

A
(a) - (i), (b) - (iv), (c) - (iii), (d) - (ii)
B
(a) - (iv), (b) - (i), (c) - (ii), (d) - (iii)
C
(a) - (iv), (b) - (iii), (c) - (ii), (d) - (i)
D
(a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)
3
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

The residual persistent part which forms the perisperm in the seeds of beet is

A
Integument
B
Calyx
C
Endosperm
D
Nucellus
4
NEET 2022 Phase 2
MCQ (Single Correct Answer)
+4
-1

The World Summit on sustainable development held in 2002 in Johannesburg, South Africa pledged for

A
Collection and preservation of seeds of different genetic strains of commercially important plants.
B
A significant reduction in the current rate of biodiversity loss.
C
Declaration of more biodiversity hotspots.
D
Increase in agricultural production.
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