The Food Web
An animal that hunts and eats another animal.
Predator
A living thing that produces its own food.
Producer
Type of gas that animals use to breathe and that plants release.
Oxygen
A living thing that is a decomposer and has spores, such as a mold or mushroom.
How does changing the amount of water affect the growth of watermelon?
Testable Question
An animal that is hunted and eaten by another animal.
Prey
How living things are connected through what they eat and what they are eaten by.
Food Chain
Carbon Dioxide
A type of fungus that often decomposes food.
Mold
Why is eating too much junk food bad for your health?
Non-Testable Question
An animal that only eats plants.
Herbivore
A living thing that eats other living things.
Consumer
Tiny openings (little mouths) on plant leaves that take in carbon dioxide and release oxygen.
Stomata
Decayed plant material that can be used as fertilizer.
Compost
Does changing the height of a ramp affect the speed of the car going down the ramp?
Testable Question
An animal that eats only other animals.
Carnivore
Organism that breaks down dead materials.
Decomposer
Made of tiny rocks and material from dead plants and animals.
Soil
Any living thing.
Organism
Are cats better than dogs?
Non-Testable Question
An animal that eats both animals and plants.
Omnivore
Anything that takes up space. It can be a solid, liquid, or gas.
Matter
The movement of material through an ecosystem, such as through food chains and food webs
Matter Flow
A substance that living things need to grow and stay healthy.
Nutrient
What types of fertilizer will make grass grow greener?
Testable