Plant Power
Energy FLow
Cleanup Crew
Ecosystem Interactions
The Cycle of Matter
100

This is the gas that plants breathe in from the air to make their food.

What is carbon dioxide?

100

All energy in every food web on Earth can be traced back to this original source.

What is the sun.

100

Fungi and bacteria are examples of this group that breaks down dead stuff.

What are Decomposers?

100
  • This is a diagram that shows many overlapping and connected food chains. 

  • What is a food web?

100

Animals breathe in Oxygen and breathe out this specific gas.

 What is Carbon Dioxide?

200

Plants get the most of their weight/mass from these two things.

What is air and water?
200

These are organisms (like plants) that create their own food energy.

What are Producers?

200

Decomposers are important because they return these to the soil for plants to use again.

What are Nutrients?

200

If the population of prey (like mice) decreases, what will happen to the predators (like hawks)?

What is Decrease (they have less food)?

200

This is the constant movement of water from the ground to the sky and back.

What is the Water Cycle?

300

This is the process plants use to turn sunlight, water, and CO2 into sugar energy.

What is photosynthesis

300

An animal that eats only plants is known by this scientific name.

What is a Herbivore?

300
  • This is the scientific word for when dead matter breaks down and rots away.

What is Decomposition?

300

These are the living parts of an ecosystem, such as trees, birds, and bugs.

 What are Biotic factors?

300

Matter is never truly lost; it is constantly being moved and ________.

What is Recycled?

400

While plants need this to grow, it is not their "food," but rather the energy source used to make food.

What is sunlight?

400

This term describes an animal, like a bear or a human, that eats both plants and animals.

What is an omnivore?

400

These are the special chemicals decomposers release to break down matter outside their bodies.

What are Enzymes?

400

These are the non-living parts of an ecosystem, like sunlight, water, and rocks.

What are Abiotic factors?

400

When water vapor cools down and turns back into a liquid to form clouds, it is called this.

What is Condensation?

500

These are the tiny "mouths" or openings on leaves that let air in and out.

What is stomata?

500

In a food chain, the arrow always points toward the organism that is doing this.

What is Eating (or Receiving the energy)?

500

If decomposers disappeared, name one thing that would happen to a forest.

What is: Dead matter would pile up / Nutrients would never return to soil.

500

This is a species that is not native to an area and causes harm to the existing food web.

 What is an Invasive Species?

500

This is the gas that plants release as waste, which animals then need to survive. (A) What is Oxygen?

What is Oxygen?