Ecology Test Review

Front

What is a biotic factor in an ecosystem?

Back

A biotic factor refers to any living or once-living organisms in an ecosystem, such as plants, animals, and microorganisms.

Front

List examples of biotic factors.

Back

Examples of biotic factors include snails, guppies (fish), Daphnia (water flea), and algae.

Front

In which biome are herds of grazing animals most likely found?

Back

Herds of grazing animals are most likely found in temperate grasslands.

Front

Where do producers in an energy pyramid get their energy?

Back

Producers get their energy from the sun.

Front

What are secondary consumers?

Back

Secondary consumers are organisms that eat primary consumers; they can be carnivores or omnivores.

Front

Define an ecosystem.

Back

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

Front

What is the difference between biotic and abiotic factors?

Back

Biotic factors are living components of an ecosystem, while abiotic factors are non-living components, such as sunlight, temperature, and water.

Front

What role do producers play in an ecosystem?

Back

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

Front

What is 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

What is a food web?

Back

A food web is a complex network of interconnected food chains in an ecosystem.