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Q-2 B Classify the following into Contact forces and Non-contact forces. A rolling ball comes to rest, bring the unlike poles of the magnets in contact, pen slips off your hand, Lift a bucket of water, bring a straw rubbed with paper near the straw which is not rubbed with paper, carrying a load in bullock cart. |
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Answer» Some SYMPTOMS of NITROGEN deficiency (in absence or low supply) are given below : The CHLOROPHYLL content of the plant leaves is reduced which RESULTS in pale yellow COLOR (chlorosis). Older leaves turn completely yellow. Flowering, fruitings, protein and starch contents are reduced. |
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