The two holes of the nose are called?

Dark rain clouds can give out lightning and ____.

Your hands have four fingers and a ________.

___________ helps pump blood through the entire body.

How does a dog express happiness?

What do we call a tree’s stem?

Fish breathe with their_________________.

Plants get water with the help of their:

Which one of the following objects reflects the light well?

A bulb can produce _________.

Anything that has mass or takes up space is known as _________.

Plants give us __________.

___________ is a matter that has fixed shape.

Gas to liquid is called ______________.