class 10 chemical reactions and equations mcq

Dicotyledonous weeds are destroyed by a chemical called : 1. Indole acetie acid 2. 2,4-D 3. Abscisic acid 4. Naphthalene acetic acid

Shedding of the leaves and fruits is due to the hormone : 1. Indole acetic acid 2. Naphthalene acetic acid 3. Gibberellins 4. Abscisic acid

Cytokinins have special function of promoting : 1. the number of flowers 2. the amount of auxins 3. cell division 4. cell destructions

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class 10 chemical reactions and equations mcq

Water loss from plants is prevented by ……hormone : 1. Gibberellins 2. NAA 3. Indole acetic acid 4. ABA

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Dicotyledonous weeds are destroyed by a chemical called : 1. Indole acetie acid 2. 2,4-D 3. Abscisic acid 4. Naphthalene acetic acid

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Shedding of the leaves and fruits is due to the hormone : 1. Indole acetic acid 2. Naphthalene acetic acid 3. Gibberellins 4. Abscisic acid

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Cytokinins have special function of promoting : 1. the number of flowers 2. the amount of auxins 3. cell division 4. cell destructions

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