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NEET UG 2024 Botany Plant - Growth and Development PYQ | PrepForBharat

NEET UG/Botany/Plant - Growth and Development/2024

NEET UG 2024 — Plant - Growth and Development

Botany Plant - Growth and Development questions from NEET UG 2024.

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5 Plant - Growth and Development Questions from 2024

Auxin is used by gardeners to prepare weed-free lawns. But no damage is caused to grass as auxin

F. Skoog observed that callus proliferated from the internodal segments of tobacco stem when auxin was supplied with one of the following except :

Given below are some statements about plant growth regulators. A. All GAs are acidic in nature. B. Auxins are antagonists to GAs. C. Zeatin was isolated from coconut milk. D. Ethylene induces flowering in Mango. E. Abscisic acid induces parthenocarpy. Choose the correct set of statements from the options given below:

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mcq

Match List-I with List-II : \begin{array}{lll} & List-I & & List-II \\A.& Abscisic acid & I.& Promotes female flowers in cucumber \\B.& Ethylene & II.& Helps seeds to withstand desiccation \\C.& Gibberellin & III.& Helps in nutrient mobilisation \\D. & Cytokinin & IV.& Promotes bolting in beet, cabbage etc\end{array} Choose the correct answer from the options given below:

Spraying sugarcane crop with which of the following plant growth regulators, increases the length of stem, thus, increasing the yield?