Question:

Which one of the following phytohormones is produced under water-deficit and plays an important role in tolerance against drought?

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Remember that abscisic acid is the primary stress hormone in plants, especially during drought.
Updated On: Jun 18, 2025
  • Abscisic acid
  • Cytokinin
  • Ethylene
  • Gibberellin
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The Correct Option is A

Solution and Explanation

Abscisic acid is a plant hormone that is produced in response to water stress or drought conditions. It helps the plant adapt by promoting stomatal closure to reduce water loss and by triggering other stress responses.
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