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Plant Growth and Development

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Advanced Botany

Plant Growth and Development
Organisms and Populations
Ecosystem
Biodiversity and Conservation
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Microbes in Human Welfare
Strategies for Enhancement in Food Production
Molecular Basis of Inheritance
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Sexual Reproduction in Flowering Plants
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Cell-The Unit of Life
Anatomy of Flowering Plants
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Plant Kingdom
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  1. Phytohormones are :
    1. chemicals regulating flowering
    2. chemicals regulating secondary growth
    3. hormones regulating growth from seed to adulthood
    4. regulators synthesised by plants and influencing physiological processes
Correct Option: D

Phytohormones are plant hormones which are synthesized by the plants and act as regulators and influence physiological process like growth, movements etc. auxins, gibberellins etc. are the phytohormones.


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