Explain food chain with suitable diagram.

Explain the process of replication with suitable diagrams.

Define and explain the process of translation with suitable diagrams.

List and explain the three ways by which CO_2 is transported by blood in the human body.Support the answer with a suitable diagram.

Explain the ecological pyramids with suitable diagrams?

Explain the development of male gametophyte with suitable diagrams.

What is polarisation of light? Explain polarisation of light by reflecting with the suitable diagram and hence derive Brewter's Law.