Ecology Review

Front

What is a food web?

Back

A food web is an illustration that shows the many possible directions in which matter and energy can pass through the organisms in an ecosystem, consisting of interconnected food chains.

Front

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

Back

A food chain is a linear sequence of organisms where each is eaten by the next, while a food web is a complex network of many food chains that shows how energy and matter flow through an ecosystem.

Front

What percentage of energy typically transfers from one trophic level to the next?

Back

10% of energy typically transfers from one trophic level to the next in an ecosystem.

Front

What is the role of producers in an ecosystem?

Back

Producers, such as plants, use photosynthesis to convert sunlight into energy, forming the base of the food chain.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll, primarily occurring in chloroplasts.

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, representing the flow of energy and nutrients from producers to various levels of consumers.

Front

What is a parasite?

Back

A parasite is an organism that lives on or in a host organism and benefits by deriving nutrients at the host's expense.

Front

What is the relationship between a tick and a horse?

Back

The relationship between a tick and a horse is parasitic; the tick harms the horse by feeding on its blood.

Front

What are biotic factors?

Back

Biotic factors are the living components of an ecosystem, such as plants, animals, and microorganisms, that interact with each other.

Front

What are abiotic factors?

Back

Abiotic factors are the non-living components of an ecosystem, such as sunlight, water, temperature, and soil.