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Assertion and reason type questions:
1. Transportation:
| Assertion: | Osmosis occurs across a semi-permeable membrane. |
| Reason: | During imbibition solid plant material absorbs water and becomes swollen. |
2. Transportation and Transpiration
| Assertion: | Translocation of solutes occurs through the vascular tissue phloem. |
| Reason: | This occurs by the diffusion of sugars through the phloem. |
3. Ascent of sap and translocation of solutes
| Assertion: | The sieve tubes of phloem tissue has sieve plates. |
| Reason: | The sieve plates have pores through which the cytoplasmic strands pass through. |
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