Interactions among living things

Front

What is symbiosis?

Back

Symbiosis is a close and long-term interaction between two different species, which can be beneficial, neutral, or harmful to one of the parties.

Front

Give an example of symbiosis.

Back

A worm living in a cow's intestine is an example of symbiosis, specifically parasitism.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms and their physical environment, interacting as a system.

Front

What components make up an ecosystem?

Back

An ecosystem is made up of living things (biotic factors) and non-living things (abiotic factors).

Front

What is the impact of constructing highways on ecosystems?

Back

Constructing highways can have a negative impact on ecosystems by disrupting habitats and wildlife.

Front

What is commensalism?

Back

Commensalism is a type of symbiotic relationship where one species benefits while the other is neither helped nor harmed.

Front

What is mutualism?

Back

Mutualism is a type of symbiotic relationship where both species benefit from the interaction.

Front

How does commensalism differ from mutualism?

Back

In commensalism, one species benefits while the other is unharmed; in mutualism, both species benefit.

Front

What is parasitism?

Back

Parasitism is a relationship where one organism (the parasite) benefits at the expense of another organism (the host).

Front

Give an example of parasitism.

Back

Aphids feeding on the leaves of plants, removing vital nutrients, is an example of parasitism.