Trophic Levels and Energy Pyramids

Front

What is biomass?

Back

Biomass refers to the amount of living tissue at a trophic level.

Front

Which animal is a predator to a mouse but not an apex predator?

Back

The snake is a predator to a mouse but not an apex predator.

Front

In an energy pyramid, which organisms have the most energy available?

Back

Producers have the most energy available in an energy pyramid.

Front

What is an apex predator?

Back

An apex predator is an animal that is at the top of the food chain and has no natural predators.

Front

What do the arrows in a food chain or web represent?

Back

The arrows show what direction the energy is flowing between organisms.

Front

Define trophic level.

Back

A trophic level is a position in a food chain or food web, defined by how many energy transfers away it is from the primary producers.

Front

What role do producers play in an ecosystem?

Back

Producers convert sunlight into chemical energy through photosynthesis, forming the base of the energy pyramid.

Front

What is the difference between herbivores and carnivores?

Back

Herbivores eat plants, while carnivores eat other animals.

Front

Give an example of a primary consumer.

Back

A rabbit is an example of a primary consumer, as it eats plants.

Front

What is a food web?

Back

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