Biomes, Ecosystems, and Energy Flow Review

Front

What is the 10% rule in an energy pyramid?

Back

The 10% rule states that only about 10% of the energy consumed by one organism is available to the next organism in the energy pyramid.

Front

What biome is characterized by very little rainfall and extremely cold temperatures?

Back

Tundra is the biome characterized by very little rainfall, extremely cold temperatures, and frozen soil.

Front

What is an example of an abiotic factor in an ecosystem?

Back

Sunlight is an example of an abiotic factor, as it is a nonliving component that affects living organisms.

Front

What does the term 'biotic' refer to?

Back

Biotic refers to living things in an ecosystem.

Front

What biome is known for having trees that lose their leaves in the fall?

Back

Deciduous forest is known for having trees that lose their leaves in the fall.

Front

What is an ecosystem?

Back

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

Front

What are producers in an ecosystem?

Back

Producers are organisms, like plants, that create their own food through photosynthesis.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic material, returning nutrients to the soil.

Front

What is the difference between a biome and an ecosystem?

Back

A biome is a large area characterized by specific climate and vegetation, while an ecosystem is a community of living organisms and their environment.

Front

What is the primary source of energy for most ecosystems?

Back

The primary source of energy for most ecosystems is the sun.