State how the constant internal environment is beneficial to organisms.

Fill in the blanks maintaining the constantancy of internal environment is referred to as ...........

Fill in the blanks The process by which the organism should try to maintain the constancy of its internal environment is known as .......

State law of constant composition.

How is nitrogen used by living organisms.

A condition in which body's internal environment remain nearly costant is called:

Give the technical terms used for the following: A sudden change in the environment (internal or external) is strong enough to excite the nerve or muscle or organism as a whole.

Show how do organisms interact with the physical environment with a simple sketch.