The bacteria in our large intestine break down food that we consider waste. During this process, vitamins are released that we absorb into our bloodstream. This is an example of which symbiotic relationship?

Which organism receives the least amount of energy from the producers?

What do the arrows in a food chain show?

An organism that causes ecological or economic harm in a new environment where it is not native.

An organism that eats only meat.

Energy from the plantain is transferred to the frog through which organsim?

Hermit carbs live in snail shells that the snail has left behind. The crab gets a home and the snail is unaffected.

What is likely to happen to the population of thrushes if the population of slugs increases?

Plants are producers because they make their own food. What is the prcocess plants use to make their own food?

How many prey does the fox have?

An organism that must eat to obtain energy is known as _________.

The harmed species in a parasitic relationship is called: