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Q.8 The plant cells are considered totipotent. The phenomenon of a mature cell reverting to the meristematic state and forming undifferentiated callus tissue is called
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Q.7 Which one of the following statements is INCORRECT with respect to cyclic
photophosphorylation?
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Q.5 Which one of the following combinations of polysaccharides is present in plant cell wall?
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Q.3 Which one of the following families shows bicollateral vascular bundle in the transverse
section of the stem?
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Q1.Which one of the following ecosystems is represented by an inverted pyramid of numbers?
