One way to help the environment is to ________ our use of certain products.
Reduce
When animals fight for the same food source it's called ___________.
Competition
What would happen if an organism is brought to a new environment?
The animal would use up all the environment's resources.
When there is little or no rain for a long time, a __________ occurs.
Food is an example of a __________ that living things need to survive.
resource
The remains of organisms that lived long ago are ___________.
Fossils
When only a few of a plant or animal are left, it's called ___________.
Endangered
When there is not enough rain and the land is dry, it's called ___________.
A drought
Scientists can use a __________ to learn more about a living thing from the past.
Fossil
Predators are animals that __________.
hunt other animals for food
What do we call it when there are no more of a plant or animal that exists?
Extinct
What do we call it when harmful materials damage the air, water, or land?
Pollution
What does it mean if the fossil of an animal has wings?
The animal could fly.
If you __________ your own aluminum cans, companies can make them into new cans.
recycle
You could __________ a water bottle by filling it up with water again.
reuse
Heavy rains and other storms can cause a ___________.
Flood
What do we call it when we take something and turn it into something new or something else?
How can a wildfire be caused in a drought?
Lightning can strike a plant, and it will catch on fire easily since it is dry. Fire will spread.
A kind of organism is __________ when there are no more left alive.
extinct
Littering is an example of __________.
pollution
Sunlight and air are ___________ that help an organism survive.
Resources
All the eagles in an ecosystem make up a ___________.
Population
How can you determine what an animal ate by looking at its fossil?
Looking at the fossil's teeth
By taking shorter showers, you __________ how much water you use.
reduce
A kind of organism is __________ when there are only a few of those organisms left.
endangered