Ecology review

This level of organization is all of the individuals of a given species in a certain area at a certain time.

• community

• population

• biome

• organism

All of the different populations in a specific area or region at a certain time is a/an

• ecosystem

• species

• biome

• community

Individual ecosystems around the world grouped according to climate and vegetation:

• biome

• niche

• community

• population

What must be added to a community to make it an ecosystem?

• plants

• bacteria

• abiotic factors

• biotic factors

Members of the same ___________________ share similar physical features and can reproduce to make fertile offspring.

• ecosystem

• biome

• community

• species

Which of the following is abiotic?

• water

• fungi

• sharks

• maple tree

Which of the following is a producer?

• fox

• earthworm

• sun

• maple tree

The _______________ level of an organism shows its feeding level in the food chain.

• energy

• trophic

• apex

• niche

Arrows in a food chain or food web always point in which direction?

• left

• to the thing being eaten

• flow of energy

• up

What happens to the amount of available energy as you move up the energy pyramid?

• it increases - 10 percent is added to each level

• it increases - 10 percent is added to each level

• it decreases - only 20 percent is passed to the next level

• it decreases - only 10 percent is passed to the next level