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Answer:

Plant hormones is an organic substance other than a nutrient. In mere minutes amounts modifies a plant physiological process.

Explanation:

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Plant hormone are organic substances which regulate plant growth and development.

Examples of Plant hormone

  • Auxins
  • Abscisic acid
  • Salicylic acid etc.

They are involved in the optimal functioning of plant cells so as to ensure production and survival.

Read more about Plant hormone here https://brainly.com/question/8503161