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In demonstrating the importance of mineral elem... - JAMB Biology 2021 Question

In demonstrating the importance of mineral elements in plants, the culture bottle must be darkened to?
A

prevent algal growth in culture solution

B

allow root growth

C

prevent breakdown of mineral elements

D

prevents photosynthesis in the root

correct option: a

Always use a completely opaque water storage tank - Algae uses photosynthesis to reproduce 

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