What Am I?
A changing Ecosystem
All the Interactions
200

I am a chemical used to kill a specific type of plant that will complete with crops?

What is a herbicide?

200

When an organisms is introduced from a different ecosystem?

What is a invasive species?

200

fox eating a rabbit, rabbit eating a dandelion is an example of 

What is a food chain

400

I am a way of measuring the impact on the Earth a person has.

What is a biological footprint?

400

A small change in an organism over several years to help it complete for resources?

What is an adaptation?

400

When paper or garbage is burned to get rid of waste and smoke moves into the air?

What is an unintended consequence?

600

I break down dead things.

What is a decomposer?

600

What are the first organisms to start growing after a forest fire called?

What are pioneer species?

600

When chemicals build in concentration as they move up the food chain is an example of?

What is bioaccumulation?

800

The chemical reaction is 

oxygen + glucose --> water + carbon dioxide and energy

What is cellular respiration

800

When no living things have lived in an area and start to grow?

What is primary succession?

800

Putting clay liners in a landfill is a way to prevent?

What is leaking chemicals?

1000

I am a chemical put on crops to kill the different insects that eat the plants.

What is a pesticide

1000

When an animals population becomes small and changes need to be made immediately.

What is endangered?

1000

When two organisms live together and help each other is called?

What is mutualism