Describe and explain the purpose of phototropism and gravitropism in plants and explain why this feature is important for the su
rvival of plants (6 marks)
QER question so marks for spelling etc too but if anyone has bullet points of things to include that would be great! :)
1 answer:
Answer:
Plants have a variety of developmental, physiological, and growth responses to light—sometimes only to particular wavelengths of light.
In phototropism a plant bends or grows directionally in response to light. Shoots usually move towards the light; roots usually move away from it.
In photoperiodism flowering and other developmental processes are regulated in response to the photoperiod, or day length.
Explanation:
there are some key points, hope that helps :)
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