_______ is useful in keeping our muscles, bones and joints in good condition.

A __________ cream should be applied over the affected area.

_______mainly present in automobile exhaust.

Who was the first to isolate the bacteria that cause tuberculosis?

The body gets  the rest in the form of ________

________is the immediate care given to a victim of an accident or sudden illness before seeking professionals help.

________ are the body’s main source of energy.

________ is essential for keeping us alive.

Which of them is most likely to require the greatest amount of  carbohydrates in the diet?

Exhaust  fumes  from automobiles are a source of ________ pollution.