Final Review 2025

If a disease strikes the snake population in the food chain shown, what will be the initial effect on the populations of hawks and rabbits?

• The populations of hawks and rabbits will decrease.

• The populations of hawks and rabbits will increase.

• The population of hawks will increase. The population of rabbits will decrease.

• The population of hawks will decrease. The population of rabbits will increase.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-2

What is a primary consumer?

• An organism that eats meat.

• An organism that eats plants.

• An organism that eats dead things.

• An organism that makes it own food.

What is a decomposer?

• An organism that eats meat.

• An organism that eats plants.

• An organism that eats dead things.

• An organism that makes its own food.

What is a producer?

• An organism that eats meat.

• An organism that makes its own food.

• An organism that eats dead things.

• An organism that eats plants.

Tags

NGSS.MS-LS2-3

What is a carnivore?

• An organism that eats plants.

• An organism that make its own energy.

• An organism that eats meat.

• An organism that eats dead things.

A(n) __________ includes all living and non-living things in an environment.

• population

• niche

• abitotic

• ecosystem

Tags

NGSS.MS-LS2-3

What is a herbivore?

• an animal that gets energy from eating other animals
• an organism that gets energy from eating only plants
• an animal that gets energy by eating both plants and other animals
• an animal that eats only herbs

The nonliving parts of an ecosystems can be called______.

• biotic factors

• abiotic factors

• friendly factors

• community factors

Tags

NGSS.MS-LS2-3

Plants make their own food through a process called ________.

• Photosynthesis

• Cellular Respiration

• Synthesis

Tags

NGSS.MS-LS1-6

The source of all energy on Earth

• Red bull

• The Sun

• Earth's atmosphere

• The oceans

Tags

NGSS.MS-LS1-6

NGSS.MS-ESS1-1