NEET Biology question

Biology Plant Growth and Development NEET

Match the items in Column-I with Column-II and choose the correct answer.

Column-I | Column-II (A) Human urine | (p) Cytokinin (B) *Gibberellins fujikuroi* | (q) Auxin (C) Herring fish DNA | (r) Ethylene (D) Ripening fruits | (s) Abscisic acid (E) Aged leaves of plants | (t) Gibberellins

(A)A-(q), B-(t), C-(p), D-(r), E-(s)Correct
(B)A-(p), B-(q), C-(t), D-(s), E-(r)
(C)A-(r), B-(s), C-(q), D-(p), E-(t)
(D)A-(s), B-(p), C-(r), D-(t), E-(q)

Answer: (A)

Solution

Kogl and co-workers first isolated auxin from human urine, so A matches (q). *Gibberella fujikuroi* is the fungus from which gibberellins were discovered, so B matches (t). Herring (sperm) fish DNA yielded kinetin, the first cytokinin, so C

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Question ID VK-114068