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Give reasons for the following:(a) If you sprinkle some common salt on grass growingon a lawn, it is killed at that spot.(b) If you uproot a plant from the soil, its leaves soon wilt.(c) It is better to transplant seedlings in a flower-bed inthe evening and not in the morning.(d) A plant cell when kept in a hypertonic salt solution forabout 30 minutes turns flaccid.(e) Potato cubes when placed in water become firm andincrease in size. |
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