Trophic Levels
Diet
Ecosystems
Science Experiments
Miscellaneous
100
The organisms at the bottom of a food chain/pyramid 

What are producers?

100

An organism that eats plants

What is a herbivore?

100
An individual living thing

What is an organism?

100

The variable in an experiment that the scientist keeps the same.

What is a constant variable?

100

The standard metric unit for mass

What is a gram?

200

Organisms that eat producers in a food chain

What are primary consumers?

200

An organism that eats meat

What is a carnivore?

200

A group of a species that lives in the same ecosystem.

What is a population?

200

The variable in an experiment that the scientist changes.

What is the independent variable?

200

Standard metric unit for volume

What is a liter?

300

Organisms that eat primary consumers in a food chain.

What are secondary consumers?

300

An organism that eats animals and plants

What is an omnivore?

300

Something needed by a living thing to survive in an ecosystem (food, water, shelter...etc)

What is a resource?

300

The variable that the scientist measures or observes

What is the dependent variable?

300

An example of a decomposer

What is bacteria?

OR

What is fungi?


400

Energy in a food pyramid comes from...

What is the sun?

400
A living thing that eats dead organisms

What is a scavenger?

400

A term that describes the number of a certain species in an ecosystem (2 words).

What is population size?

400

On a graph, the axis that the independent variable is found on.

What is the x axis?

400

The process by which plants use sunlight to make their own food

What is photosynthesis?

500
The level of the food pyramid that stores the highest amount of energy.

What is the top/apex predator?

500

A living thing that breaks down dead organisms

What is a decomposer?
500

When a change occurs at the top of the food chain that cause effects lower down...

What is a trophic cascade?

500

An educated guess or predication for a scientific experiment

What is a hypothesis?

500

An interaction between organisms in an ecosystem that all/both want a limited resource.

What is competition?