What are nastic and curvature movements? Give one example of each.
Updated 1/12/2026
A high concentration of harmful chemical is highly injurious, even fatal to higher trophic level organisms. Mention the basis of classifying substances as biodegradable and non-biodegradable. Give two examples of each.
Updated 1/11/2026
How do sexual and asexual reproduction lead to speciation? Give one point for each.
Updated 1/11/2026
Name any two abiotic components of an environment.
Updated 1/11/2026
Name the three major regions of human brain. Which part of brain maintains posture and equilibrium of the body?
Updated 1/11/2026
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