Q. Which of the following element is needed by plants in a very small quantity?

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Q. Name the mineral element which is required by a plant in a great amount?

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Q. Deficiency of which mineral causes dark green coloration of the leaves?

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Q. Which of the following is deficiency symptom of magnesium?

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Q. Which of the following class of enzyme does not need manganese for its efficient activity?

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Q. Growth regulators, which control plant growth and development are called___________

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Q. Growth in plants is mainly driven by turgor pressure.

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Q. Which of the following is NOT a plant hormone?

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Q. Name the plant in which auxin was first discovered?

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Q. Which of the following is NOT a naturally occurring auxin?

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Q. Name the amino acid which acts as a precursor of auxin biosynthesis?

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Q. Mark the one, which is NOT a physiological effect of auxin?

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Q. Name the site of Gibberellins synthesis

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Q. Gibberellin that is synthesized in the shoot transported to different parts of the plant by which medium?

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Q. What is bolting?

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Q. Which of the following plant hormone is responsible for seed germination?

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Q. Name the first naturally occurring cytokines.

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Q. Which of the following plant hormone causes a delay in leaf senescence?

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Q. Name the stress hormone of the plant.

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Q. Deficiency in which of the following hormone causes dwarfism in the plant?

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