Ecosytems

Which is NOT an example of an organism

• fish
• grass
• mountain
• bee

A ____________________ makes its own food.

• predator
• producer
• prey
• decomposer

What is the main source of energy in the food web?

• Snake
• Sun
• Grasshopper
• Hawk

All living parts of a ecosytem

• population
• commmunity
• habitat
• food chain

Consumers.....

• eat other organisms for energy
• make their own food
• live by themselves
• do not hunt animals

The number of a specific organism in an ecosystem.

• habitat
• environment
• population
• food source

In the food web, what do the arrows represent?

• Which animals play with each other
• how food is produced
• the flow of energy
• the population 

This animal is a...

• omnivore
• carnivore
• herbivore
• predator

What would happen to the deer population in the forest if the food supply for the deer decreased?

• They would increase because the deer would fight over the food.
• They would decrease because the deer would move because there is not enough food
• It would stay the same

What is the main cause of extinction today?

• Humans
• no food
• habitat destroyed
• no Sun