In demonstrating the importance of mineral elements in plants, the culture bottle must be darkened...

Biology

JAMB 1987

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

A. prevent alga growth in culture solution
B. allow root growth
C. prevent breakdown of mineral elements
D. prevent photosynthesis in the root

WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Your School's Whatsapp Group - Join Us now

Correct Answer: Option A

Explanation

While demonstrating the importance of mineral elements in plants, darkening the culture bottle helps to prevent algae growth. This is because algae growth can compete with plants for nutrients, potentially skewing the experiments's results. By blocking light, algae growth will be minimized.

Previous Next

Go back to Bio classroom

Report an Error Ask A Question Download App