Ecology

Select all the biotic factors below.

• Bird

• Mushroom

• Rocks

• Sunlight

• Grass

Multiple organisms of the same species describes a

• organism
• population
• community
• ecosystem

Tags

NGSS.MS-LS2-1

What do ecosystems have that the other three levels of organization do not have?

• living things
• biotic factors
• abiotic factors
• organisms

A forest full of many kinds of trees and grasses is an example of a

• group
• organism
• population
• community

Tags

NGSS.MS-LS2-4

Which is an example of an organism?

• a beetle
• a lake
• a rock
• a shell

Tags

NGSS.MS-LS1-1

Which is an example of a population?

• different kinds of bacteria
• A group of fish and sharks
• deer, bear, and rabbits
• A herd of cattle

Which is the definition of a community

• multiple organisms of the same species
• all the living and nonliving things in an area
• a living thing
• multiple organisms of different species

One single biotic thing is known as an ___________.

• Organism

• Population

• Community

• Ecosystem

Water temperature would be an example of ...

• a biotic factor.
• an abiotic factor.

Tags

NGSS.MS-LS2-3

A collection of organisms that belong to different species but all live in the same area and interact with one another.

• Population

• Ecosystem

• Community

• Ecosphere