Plant Growth Regulators is an important topic in the Biology section in MHT CET exam. Practising this topic will increase your score overall and make your conceptual grip on MHT CET exam stronger.
This article gives you a full set of MHT CET PYQs for Plant Growth Regulators with explanations for effective preparation. Practice of MHT CET Biology PYQs including Plant Growth Regulators questions regularly will improve accuracy, speed, and confidence in the MHT CET 2026 exam.
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MHT CET PYQs for Plant Growth Regulators with Solutions
1.
Which of the following reverses the apical dominance?- Auxin
- Cytokinin
- Gibberellin
- Abscisic acid
2.
Which hormone inhibits the growth of plants?- Auxin
- Cytokinin
- Gibberellin
- Abscisic acid
3.
Which of the following is an example of an outbreeding device in plants?- Cleistogamy
- Autogamy
- Xenogamy
- Geitonogamy
4.
Which of the following techniques is commonly used to introduce herbicide resistance into plants ?- RNA interference
- CRISPR-Cas9 gene editing
- Polymerase chain reaction (PCR)
- Agrobacterium-mediated gene transfer
5.
Which of the following is a primary source of ethylene?- Animals, particularly mammals
- Plants, particularly fruits
- Fungi, particularly molds
- Bacteria, particularly soil bacteria
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