What is entropy. Give its unit.

What is renin? Give its function.

What is germpore? Give its function.

What is energy? What is its unit?

What is power? What is its unit?

Define surface energy. Give its S.I. unit and dimensions.

What is velocity? State its units and types.

What is Vernalization? Give its significance.

What is a unit?

What is age structure? Give its role:

What is acceleration. Write its formula. Write its unit. Explain positive, negative and zero acceleration.