Interactions and Ecosystems Unit Review

Which is true of mutualism:

• One organism benefits

• One organism is unaffected

• Both organisms are not affected

• Both organisms benefit

Which relationship is shown in the image?

• Parasitism

• Commensalism

• Mutualism

• Predator/Prey

An example of parasitism would be:

• A flea and a dog

• A bird and a tree

• A fish and a coral reef

Commensalism is best defined as:

• One organism benefits and one is harmed

• One organism benefits and one is not affected

• One organism benefits and the other is consumed

• Both organisms benefit

Ecology is:

• The study of animals

• The study of all living things

• The study of habitats and niches

• The study of living things and their environment

Which is NOT a need of all living things:

• Steak

• Food

• Water

• Habitat

Adaptations do two main things for an organism. They help an organism:

• Obtain food and sleep

• Reproduce and build a habitat

• Defend themselves and survive

• Survive and reproduce

An example of an adaptation would be:

• A giraffe eating the tall trees

• A sloth sleeping all day

• A beaver's large front teeth

Mountain Dew is an example of a want, not a need.

• True

• False

Something that is sustainable is being used faster than it is being replaced.

• True

• False