Ecology 10.1 Review

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

• Population

• Ecosystem

• Community

• Ecosphere

A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.

• Population

• Community

• Habitat

• Ecosystem

Which of the following best describes a community?

• sharks, groupers, anemones and shrimp on a coral reef

• decorator crabs on the seafloor

• loggerhead sea turtles in Atlantic

• prairie grassland in Wyoming

An ecosystem contains living and nonliving things.

• True

• False

Nonliving factor that affects an ecosystem...

• biotic factor

• abiotic factor

• food chain 

• biome

The smallest unit of life that can sustain itself is called...

• an organism.

• the biosphere.

• a population.

• a community.

When all the ecosystems on Earth are combined it is called...

• a community.

• a biome.

• a biosphere.

• an Earthsphere.

The temperate decisuous forest, the tropical rain forest, the desert, and the tundra are all examples of...

• the biopshere.

• biomes.

• ecosystems.

• communities.

Andrea is on the grils cross country tream. She is heading out for a run when she comes across 20 Canadian geese.  What level of organization is this group of Canadian geese?

• organism

• population

• community

• biome

Jacob is going out to his grandparents farm. On the farm is a stream that he likes to fish at. When he is fishing he sees many differernt speacies of fish as well as maple and oak trees and dragonflies. What Jacob is seeing is an example of what level of organization?

• organism

• population

• community

• ecosystem