Published by:
CGP EDU Academic Team
Published on: August 27, 2026
(I) O2 helps in releasing metabolic energy essential for growth activities.
(II) Nutrients (Micro and Macromolecules) are required by plants for the synthesis of protoplasm as well as act as
source of energy
(III) Optimum temperature for plant growth is needed
(IV) Environmental signal like light and gravity affect certain phases of growth
Text Solution
Verified by ExpertsThe correct answer is:
A
(a)
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