Shows how the supply of energy decreases moving up the food chain from producers to predators.

A flee on a dog is an example of this type of relationship.

The definition of adaptation.

The bumps on roots that are filled with bacteria.

The struggle among organisms to survive in a habitat with limited resources.

Shows how energy moves through an ecosystem

When a parasite is on a host, and the parasite is the only one that benefits.

An example of this would be a lion roaring at a predator.

The bacteria turn the nitrogen gas into this.

Animals that have eyes in the front of their head.

The process of turning nitrites into nitrates.

A parasite and a host both benefit from their symbiotic relationship.

An example of this is webbed feet on a duck.

NO, animals and plants cannot use nitrogen as a gas.

Animals that have eyes on the side of their head.

Organisms that obtain energy through breaking down other dead organisms.

A parasite and a host, where the host is neither helped nor harmed.

An example of this is hibernation.

Animals get nitrogen from eating this.

An organism that is harmed in a symbiotic relationship.

The day our test is on.

The three types of Symbiosis.

The three types of adaptations.

When ecosystems change slowly it is called.

An organism that benefits in a symbiotic relationship.