Eats both plants and animals

Four-chambered organ that pumps blood throughout the body

Carries blood away from the heart

Carries blood from the body to the heart.

Gas necessary for human respiration

Organs that filter and clean the blood

Tubes that carry sap to living cells in the plant

How many bones are in the body

The class of animals that include seals, mice, deer, and humans

The missing region of the brain: brain stem, _________, and cerebrum

A word meaning the role of a living thing within an ecosystem

The process that plants use to make their own food

Fish use these to breathe underwater

A scientist who studies plants

Air holes to breath in organisms

Animals that can not control their body temperature

Liquid that fills living cells

Scientist that studies reptiles

Bending of light rays

optical illusion caused by the bending of light

Which of the following is a gas giant

This is where we can't see any of the lit up side of the moon. The moon is between us and the sun

Number of permanent teeth in humans

Process that plants make sugar from water and carbon dioxide

Process by which a seed sprout.

Leaf vein pattern shaped like a feather

The name for snail with one shell

The action of an insect larva when it splits its outer skin and has a new one underneath.

The organs on the side of fish that sense vibrations

The system that carries carbon dioxide out of the body

A term for the entire living world on Earth including land and the atmosphere

Low, flat, foggy layers of dark clouds

The name for high, thin, wispy, white clouds

The name of the outside of a living cell

A form of electromagnetic radiation used for communication

First invention that conducted human sound over wires

Two particles in the nucleus of an atom

force of gravity pulling air toward Earth

The speed of light

Another name for seed leaf

Material burning is an example of a