NEET Botany Growth Regulators MCQ Question
Which of the following statements about plant growth regulators (PGRs) is correct?
PGRs are large complex molecules that control plant growth.
PGRs include chemical compounds like indole-3-acetic acid and kinetin.
PGRs are only involved in the flowering phase of plants.
All PGRs promote growth in the same way regardless of plant type.
Correct Answer
Detailed Explanation
Plant growth regulators are small, simple molecules of diverse chemical composition, including indole compounds like indole-3-acetic acid (IAA) and adenine derivatives such as kinetin.
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