Ecosystems: Praxis Practice

Front

What is the difference between food chains and food webs?

Back

Food chains are linear, while food webs are complex networks of interconnected food chains.

Front

What is carrying capacity?

Back

Carrying capacity is the maximum population size of a species that the environment can sustain.

Front

What is the biosphere?

Back

The biosphere is all the ecosystems on Earth.

Front

What is a biome?

Back

A biome is a community of plants and animals that have common characteristics for the environment they exist in.

Front

What is an ecosystem?

Back

An ecosystem is all the different populations in a given area alongside the physical environment.

Front

Define a food chain.

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

Define a food web.

Back

A food web is a complex network of feeding relationships among various organisms in an ecosystem.

Front

What are trophic levels?

Back

Trophic levels are the hierarchical levels in an ecosystem, comprising producers, primary consumers, secondary consumers, and so on.

Front

What is a producer in an ecosystem?

Back

A producer is an organism that can make its own food, typically through photosynthesis, such as plants.

Front

What is a consumer in an ecosystem?

Back

A consumer is an organism that cannot produce its own food and must eat other organisms for energy.