1. A producer and primary consumer are at the bottom of the food 2. Organisms use oxygen to bum sugar and release carbon dioxide through the process of
3. A food
shows all of the complex feeding relationships in an
ecosystem.
4. Explain Commensalism.
5. Most energy enters the ecosystem through the process of
6. Give an example of cooperation.
7. An energy
shows the energy at each feeding level of an ecosystem.
8. Grass is a
because it makes its own energy source.
9. A lion is a
because it hunts and eats prey.
10. Define interdependence.
11. The type of consumer that eats both plants and animals is an