NEET Biology question
Read the given statements to identify the phytohormone that performs these functions. (i) Horizontal growth of seedlings, swelling of the axis and apical hook formation in dicot seedlings (ii) Promoting senescence and abscission of leaves and flowers (iii) Breaking seed and bud dormancy (iv) Initiating germination in peanut seeds (v) Sprouting of potato tubers
Answer: (B)
Solution
All five listed effects — the "triple response" (horizontal growth, axis swelling, apical hook) in dark-grown dicot seedlings, promotion of senescence/abscission, breaking of seed
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