What will happen to prey if the population of a predator decreases.

A species that moves in to a new ecosystem and causes great harm to the plants and animals that live there.

An organisms role in its environment

Which type of organism uses energy from the sun to create its own food?

Which is an example of a trophic level in an ecosystem?

A rabbit eats grass. How much energy is transferred to the rabbit?

A secondary consumers eats a primary consumer. How much energy is transferred to the secondary consumer?

What % of energy is LOST each time it moves through a food chain?

Which type of organism receives the least amount of energy?

A symbiotic relationship that occurs when both species benefit.

Parasitism

When one species benefits and the other is neutral

Which of the models below shows the most realistic feeding relationships that exist in an ecosystem.

A resource that will most likely not run out because it is produced at a quicker rate than is consumed.

To save Earth's resources... (read choices carefully)

A species that is no longer alive on Earth.

A species that only lives in captivity and not in the wild.

Coal, Oil, Natural Gas are all examples of _____.

Which best describes how invasive species arrive at their new home

Which scientist spent 30+ years studying chimpanzees in their natural habitat?

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