A collection of all the living things in an area make up which of the following?

• Population

• Ecosystem

• Community

• Ecosphere

A collection of organisms as well as all of the nonliving aspects of the environment make up which of the following?

• Population

• Community

• Habitat

• Ecosystem

What are the abiotic factors in this image? 

• water, sunlight, dirt, air
• birds and plants
• water, plants, and birds 

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

What are the biotic factors in this image?

• sunlight, elephants, and grasses
• sunlight, water,  and air
• elephants, plants, trees 

Tags

NGSS.MS-LS2-4

An ecosystem contains living and nonliving things.

• True
• False

Tags

NGSS.MS-LS2-3

Which of the following is a population?

• Hawks, barred owls, and eagles

• A river

• All the frogs in a pond

• A blue-tailed lizard

Which of the following best describes a community?

• sharks, groupers, anemones and shrimp on a coral reef

• A crab on the seafloor

• loggerhead sea turtles in Atlantic

• All the biotic and abiotic factors in a prairie

Which of the following is the most simple level of ecological organization?

• A community

• An individual or organism

• A population

• An ecosystem

Which is an example of an abiotic factor?

• Grass
• Trees
• Rain
• Birds

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which is an example of a biotic factor?

• The sun
• Water
• Grass
• Rocks

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4