Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Morphogenesis in plants is controlled by (1) Auxins (2) Gibberellins (3) Cytokinins (4) Abscisic acidA) 1,2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: D
Solution :
Auxin and cytokinins are essential for morphogenesis or differentiation of tissues and organs. Buds develop when cytokinins are in excess while roots are formed when their ratios are reversed.
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