Changes in the Ecosystem

Which term refers to the job an organism plays within its environment?

• biosphere
• ecology
• habitat
• niche

Which term refers to the study of organisms and their interactions within the environment?

• biosphere
• niche
• ecology
• habitat

Which term refers to the place where an organism obtains everything they need to survive?

• biosphere
• habitat
• niche
• ecology

Similar organisms that can reproduce with each other are considered to be members of the same _______________.

• community

• species

• biosphere

• ecosystem

The levels organism, population and community have only which type of factors?

• biotic
• abiotic
• biotic and abiotic

All the alligators in the same area are an example of a(n) _______________.

• organism

• community

• population

• group

Which of the following is an example of a community?

• All the tiger sharks in the ocean.

• All the oak trees in a forest.

• All the cows on a farm. 

• The plants and animals in the same area.

Reorder the following from least to greatest (from left to right).

• biome

• community

• population

• organism

• ecosystem

Which of the following describes #4?

• An ecosystem is the interaction between biotic and biotic factors.

• A community is a group of different populations in the same area.

• An organism is one living thing.

• A population is a group of the same organisms.

This biome is near the equator.

• Temperate deciduous forest

• Grassland

• Rainforest

• Desert