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Explain giving reasons the bending of the shoot tip of a plant towards light source soming from one side of the plant. |
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Answer» Solution :(i) When a PLANT gets light from ONE side. (ii) The shoot tip has a GROWTH hormone called auxin. (iii) It diffuses to side other than the one receiving light. (IV)It brings about growth on the other side, which is dark. (v) Since this side grows more than the side, which has received light, the stem appears to bend towards light.
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