Lungs are enclosed in a membrane called;

In kidney the formation of urine occurs in steps?

Total chemicals in tobacco smoke are:

The category of the plants that has adaptations of small and thick leaves to limit water loss is called:

Which kind of blood vessels are present around the alveoli?

Mucilage is secreted in:

Amount of carbon dioxide in inspired air is:

The plants which live in sea water and are adapted to salty environments are called:

The number of lobes in right lung is:

Despite eating a meal rich in carbohydrates, the blood glucose level remains about:

Main role to give out air form lungs is;

Approximate weight of a Kidney is: