- 1. Collenchyma can be distinguished from parenchyma by
- 2. Secondary growth is mostly takes place in
- 3. Secondary growth in plants takes place by
- 4. The unspecialized packing tissue found in epidermis, cortex and pith is
- 5. Xylem that is present in the centre of the tree that has stopped conducting water and minerals and is storing waste products from the plant.
- 6. ______________ is directional movement response that occur in response to a directional stimulus.
- 7. Tropic movement in response to touch is known as
- 8. The growth of the pollen tube is always towards the ovules, it is due to
- 9. The exoskeleton of mollusca is made up of
- 10.
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