MCQ
Promeristems can be distinguished from primary meristems by
- ATheir power of active division
- BTheir apical position
- CThe presence of large prominent nucleus
- ✓All the above
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| Column $I$ | Column $II$ |
| $a.$ Auxin | $(i)$ Root hair formation |
| $b.$ Cytokinin | $(ii)$ Seed development |
| $c.$ Ethylene | $(iii)$ Xylem differentiation |
| $d.$ $ABA$ | $(iv)$ Nutrient mobilisation |
| List $I$ | List $II$ |
| $A.$ Fibrous joints | $I.$ Adjacent vertebrae, limited movement |
| $B.$ Cartilaginous joints | $II.$ Humerus and Pectoral girdle, rotational movement |
| $C.$ Hinge joints | $III.$ Skull, don't allow any movement |
| $D.$ Ball and socket joints | $IV.$ Knee, help in locomotion |
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