"Large scale cultivation of spirullina is highly advantageous for human population."Explain giving two reasons.

Large scale cultivation of Spirulina is highly advantageous to human population. Explain giving two reasons.

Give two advantages of mitosis.

A crane had DDT level as 5 ppm in its body. What would happen to the population of such birds? Explain giving reasons.

Why does particular region of the world keep reporting low or high levels of human development? Explain by giving suitable reasons.

Name the curvatures in the human spine . Give their advantage.

Give two advantages of biogas.

Explain the genetic basis of blood grouping in human populations.

Human insulin when synthesised in the body needs to be processed before it can act. Explain giving reasons.