Changes in Ecosystems Review

_______ is a body part or behavior that helps an organism survive in its environment.

• Acid Rain

• Adaptation

• Resource

• Fossil

_________ is all the different populations of organisms living together in one area.

• Habitat

• Competition

• Conservation

• Community

The ____________ is all the physical things and conditions, such as soil, air, climate, plants, and animals, that surround a living thing.

• Environment

• Population

• Ecosystem

• Habitat

An ________ is a living thing such as a plant or animal.

• Adaptation

• Fossil

• Organism

• Species

________ is the struggle among living things that share the same resources such as sources of food, water, or shelter.

• Conservation

• Climate

• Extinct

• Competition

________ is all the members of one species living in an area.

• Endangered

• Population

• Pollution

• Succession

___________ is all physical things and conditions, such as soil, air, climate, etc. that surround a living thing.

• Conservation

• Environment

• Ecosystem

• Niche

___________ is all the living and nonliving things in one area and all their interactions; examples are grassland, desert, rain forest, and freshwater.

• Ecosystem

• Niche

• Fossil

• Environment

________ is a group composed of all the living things of the same type, example: Great Horned Owl.

• Species

• Fossil

• Population

• Conservation

________ is the role of a living thing in its habitat; includes where an organism lives, what it eats or takes in from its surroundings, and how it affects the other living and nonliving things in its habitat.

• Nash

• Niche

• Nache

• Nechee