Ecology Background Knowledge Check

Front

What is a food web?

Back

A food web is a complex network of feeding relationships among organisms in an ecosystem, showing how energy and nutrients flow through different trophic levels.

Front

What is a predator?

Back

A predator is an organism that hunts and eats other organisms (prey) for food.

Front

What is prey?

Back

Prey refers to organisms that are hunted and eaten by predators.

Front

What is the relationship between predator and prey populations?

Back

Predator and prey populations are typically interconnected; as prey populations increase, predator populations may also increase, and vice versa.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

Do ecosystems change over time?

Back

Yes, ecosystems change over time due to factors like climate change, natural disasters, and human activities.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the number of different species.

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, defined by how an organism obtains its energy.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the ecosystem.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass, while a food web is a more complex network of interconnected food chains.