Ecology Quizizz

Which of the following is an example of a biotic factor in an ecosystem?

• sunlight

• stream

• tree

• rock

An Organism that makes its own food is called a

• consumer

• producer

• heterotroph

• omnivore

Wind is considered to be an abiotic factor because it

• is not related to biodiversity

• is a nonliving thing

• is in equilibrium

• is not in any ecosystem

A moose is considered to be a consumer because it

• gets energy by eating other resources

• makes its own food

• forms carbohydrates using chemicals

• uses sunlight for energy

A rain forest has a high level of biodiversity because it has

• many abiotic factors

• some endangered species

• few connections between living things

• a wide vareity of living things

The basis for the energy in an ecosystem is provided by

• consumers

• heterotrophs

• chemosynthesis

• producers

A keystone species is a species that

• goes unnoticed if its numbers decrease

• naturally has very little biodiversity

• leads to a decrease in an area's biodiversity

• has an unusually large impact on its ecosystem.