Pick the paratonic movement from the following:
Correct answer: A. Nastic.
- A. Nastic.
- B. Growth.
- C. Turgor.
- D. Tactic.
Explanation
Nastic movements are a type of paratonic movement.
This question appeared on the UHS MDCAT 2008 paper, which you can sit online with every answer explained.
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About Plant Growth Regulators
Plant growth regulators are chemical messengers that control growth, development and responses to the environment. The topic covers auxins, gibberellins, cytokinins, abscisic acid and ethylene, including cell elongation, apical dominance, tropisms, seed germination, dormancy, fruit ripening and leaf fall, with growth promoters distinguished from inhibitors.
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