There is an exchange of materials and energy between living organisms and their surrounding. Such a system is called

The study of interaction between living organisms and environment is called

What are outside raw materials used by living organism?

Why is transport of materials essential in living organisms?

Assertion : The presence of reactants in a closed vessel made of conducting material is an example of a closed system. Reason : In a closed system, there is no exchange of matter but exchange of energy is possible between the system and the surroundings.

Assertion : The presence of reactants in a closed vessel made of conducting material is an example of a closed system. Reason : In a closed system, there is no exchange of matter but exchange of energy is possible between the system and the surroundings.