CDB 1 Review 24-25

Front

What is the role of producers in a food web?

Back

Producers are organisms that convert sunlight into energy through photosynthesis, serving as the primary source of energy for all other organisms in the food web.

Front

Which organisms have the most energy available in an energy pyramid?

Back

Producers have the most energy available in an energy pyramid.

Front

In a food pyramid, which type of organism has the least amount of energy?

Back

Top predators, such as coyotes, have the least amount of energy available in a food pyramid.

Front

What two body systems are involved in regulating breathing rate?

Back

The Nervous and Respiratory systems.

Front

What does it mean when there is less energy at the top of an energy pyramid?

Back

It means there are fewer organisms at the top of the energy pyramid.

Front

Define 'energy pyramid'.

Back

An energy pyramid is a graphical representation that shows the flow of energy at different trophic levels in an ecosystem.

Front

What is a primary consumer?

Back

A primary consumer is an organism that eats producers; they are typically herbivores.

Front

What is a secondary consumer?

Back

A secondary consumer is an organism that eats primary consumers; they can be carnivores or omnivores.

Front

What is the difference between herbivores and carnivores?

Back

Herbivores eat plants (producers), while carnivores eat other animals (consumers).

Front

What is the significance of the brain stem in the nervous system?

Back

The brain stem regulates vital functions such as breathing, heart rate, and blood pressure.