NEET 2006 Biology question

Parthenocarpic tomato fruits can be produced by-

(1)Removing androecium of flowers before pollen grains are released
(2)Treating the plants with low concentrations of gibberellic acid and auxinsCorrect
(3)Raising the plants from vernalized seeds
(4)Treating the plants with phenylmercuric acetate

Answer: (2)

Solution

Parthenocarpy is the development of fruit without fertilisation, giving seedless fruit. It can be induced by spraying unpollinated flowers with low concentrations of auxins (NAA, IAA) and gibberellins, as is done in tomato, so option (2) is correct. Removing the

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Question ID VK-089638