Que 1. Why is energy required by an organism even during sleep? Ans. This is because even when an...

Que 1 What is compensation point? Ans. When the rate of photosynthesis is equal to rate of respir...

Que 1. What are the adaptations of leaf for photosynthesis? Ans. (a) Leaves provide large surface...

Que 1. What is the different between autotrophic nutrition and heterotrophic nutrition? Ans....