Ecology REVIEW 2026

A group of organisms of the same species living in the same area are called a/an ________.

• community
• habitat
• population
• ecosystem

step in a food chain or food web

• Trophic Level

• Food Chain/Web

• Decomposers

• Biotic Factors

• Water Cycle

Tags

NGSS.MS-LS2-3

Communities are made up of living things only. Which one of these is a community?

• Trees, birds, dirt, worms

• Deer, grass, leaves, bunnies

• Whales, water, seashells, fish

• Sand, camels, mountains, coyotes

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

All of the living and nonliving things in an area that interact with each other are called a/an ______.

• community
• habitat
• population
• ecosystem

What are the nonliving parts of the ecosystem? This includes temperature, water, sunlight, air, and soil.

• biotic factors
• communities
• abiotic factors
• microorganisms 

Tags

NGSS.MS-LS2-3

Organisms that feed on both living producers and other consumers.

• Carnivores
• Omnivores
• Herbivores
• Detritivores

What is a decomposer?

• An organism that breaks down dead plants and animals.

• An organism that uses energy from the sun to make it's own food.

• An organism that must eat to get energy.

Tags

NGSS.MS-LS2-3

A diagram that shows the transfer of energy in an ecosystem by using several food chains.

• ecosystem

• food web

• environment

• food chain

Tags

NGSS.MS-LS2-3

Which are located at the very BOTTOM of an energy pyramid? 

• producers
• consumers - Level 1
• consumers - Level 2
• decomposers

Organisms that hunt other organisms for food are called __________.

• predators
• prey
• producers
• heterotrophs

Tags

NGSS.MS-LS2-2