What are the nitrogenous nutrients in human diet?

Write definitions. Nutrients

What is the role of prontosil in human body ?

Write definition of Nutrients.

What are the main sources of energy in the human body ?

Answer the following Which excretory organ is responsible for excretion of nitrogenous waste in humans?

What is nitrogen fixation?

What are the various system of the human body ?

What is nitrogen cycle?

What are the chemical names of the nutrients that we get from the food stuff, namely cereals, pulses and meat?