Introduction to Ecology & Levels of the Environment

Which is the simplest level of organization within the environment?

• cell

• organism

• population

• community

Which of the following is the highest level of organization within the environment?

• population

• organism

• ecosystem

• biosphere

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

Tags

NGSS.MS-LS2-2

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

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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.

Tags

NGSS.MS-LS2-2

The correct order of ecological organization from the smallest to the largest is _______________.

• organism, community, population, ecosystem, biosphere, biome
• biosphere, biome, ecosystem, community, population, organism
• organism, population, community, ecosystem, biome, biosphere
• population, organism, biosphere, community, ecosystem, biome