Living things need food, water, gases and ___.

What is the special tool that makes small things look larger?

What is another name for "changing with age"?

A plant ___ by bending toward sunlight.

All living things are ___.

Everything that surrounds a living thing is called a(n) ___.

Which of these are living things?

The building blocks of life are called ___.

Birds reproduce by laying ___.

The gas that animals need is ___.

Organisms that are made of one cell are called ___.

A Tiny ant is made of one cell.

Animals need ___ for energy.

Which of these are nonliving?

Living things ___, or react to the world around them.