Levels of Organisation in Ecosystems Flashcards

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Note: We may include questions that have multiple correct answers. It's useful to remember specific examples to understand these concepts better.

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What is a habitat?

A habitat is the natural place where an organism lives.

What is meant by an organism?

An organism is a single living thing, such as one plant or one animal.

What is a population in biology?

A population is all the organisms of the same species in one area.

What is a community in an ecosystem?

A community is all the populations of different species living in one area.

What is an ecosystem?

An ecosystem is a community of organisms plus their non-living surroundings.

What is a species?

A species is a group of organisms that can breed together to produce fertile offspring.

List these from smallest to largest: ecosystem, organism, community, population.

Organism, population, community, ecosystem.

How is a population different from a community?

A population is one species in an area; a community is many species together.

How is a habitat different from an ecosystem?

A habitat is a place to live; an ecosystem includes living things and the environment.

Give an example of a population in a school field.

All the daisies growing in the school field are one population.

Give an example of a community in a pond.

The fish, insects, plants and microbes living together in a pond are a community.

What do we mean by the environment of an organism?

The environment is everything around an organism that affects how it lives.