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

Unwanted or unpleasant  sound is termed __________.

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

Exhaust  fumes  from automobiles are a source of ________ pollution.

A Vector _____

________ is essential for keeping us alive.

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

Which one is the main source of vitamins and minerals?

 ________ is our first line of defense against  infection

________ are the body’s main source of energy.