APES - Unit 1 Review

Front

What is a herbivore?

Back

A herbivore is an organism that only eats plants.

Front

What type of relationship exists when one species benefits and the other is unaffected?

Back

This is known as Commensalism.

Front

What occurs in a positive feedback loop?

Back

A positive feedback loop occurs when feedback into a system increases a rate of response.

Front

Which law relates to energy loss within an ecosystem?

Back

The Second law of thermodynamics states that energy loss occurs in an ecosystem.

Front

What two variables define terrestrial biomes?

Back

Terrestrial biomes are defined by temperature and precipitation.

Front

What is the definition of mutualism?

Back

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

Front

What is parasitism?

Back

Parasitism is a relationship where one organism benefits at the expense of another.

Front

Define the term 'ecosystem.'

Back

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

Front

What is the role of producers in an ecosystem?

Back

Producers, such as plants, convert sunlight into energy through photosynthesis.

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.