Arrange the following steps of somatic hybridisation in a correct sequence.
A. Digestion of cell walls.
B. Isolation of naked protoplasts.
C. Fusion of protoplasts to get hybrid protoplast.
D. Isolation of single cells from two different varieites of plants.
E. Growing of hybrid protoplast to form a new plant.
Choose the correct answer from the options given below:
D, A, B, C, E
$\mathrm{E}, \mathrm{B}, \mathrm{A}, \mathrm{D}, \mathrm{C}$
D, B, A, E, C
$\mathrm{E}, \mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D}$
$$ \text { Match List-I with List-II : } $$
| List-I (Phase of cell cycle) |
List-II (Activity) |
||
|---|---|---|---|
| A. | Conjunctive tissue | I. | Specialised cells in the vicinity of guard cells |
| B. | Casparian strips | II. | Endodermal cells rich in starch |
| C. | Subsidiary cells | III. | Tissue between xylem and phloem |
| D. | Starch sheath | IV. | Endodermal cells with suberin deposition |
A-IV, B-III, C-I, D-II
A-III, B-IV, C-II, D-I
A-III, B-IV, C-I, D-II
A-IV, B-III, C-II, D-I
Which one of the following is not a characteristic of plant cells in the phase of elongation?
New cell wall deposition
Cell enlargement
Increased vacuolation
Large conspicuous nuclei
$$ \text { Match List-I with List-II } $$
| 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 |
A-III, B-I, C-IV, D-II
A-IV, B-III, C-II, D-I
A-I, B-IV, C-III, D-II
A-I, B-II, C-IV, D-III
NEET Papers
All year-wise previous year question papers