Ecology Review Lesson

A niche is an animal's job in the ecosystem.

• true

• false

Invasive species will not upset the biodiversity in an ecosystem.

• True

• False

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

A living or once-living organisms in an ecosystem is a

• population

• biotic factor

• abiotic factor

• community

Tags

NGSS.MS-LS1-1

Is a deer an abiotic or biotic factor? 

• abiotic

• biotic

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Is sunlight an abiotic or biotic factor? 

• abiotic

• biotic

Tags

NGSS.MS-LS1-6

A habitat is a specific place that an animal lives.

• True

• False

An organism's _________ is defined as the environment in which it lives.

• habitat

• niche

• social structure

• ecosystem

Tags

NGSS.MS-LS2-4

A squirrels niche would be _________________.

• hunting prey and providing meat for other squirrels.

• searching for fish to eat in the ocean.

• staying busy storing nuts and seeds for winter.

• help decompose other animals and plants.

What is an invasive species?

• native (naturally found) species which are added to an area. 

• non-native (not naturally found) species added to an area. 

• keystone species in an environment

• none of the above

Tags

NGSS.MS-LS2-5

Name the levels of an ecosystem in order from smallest to largest.

• Ecosystem, population, species, community

• Community, species, population, ecosystem

• Species, population, community, ecosystem

• Ecosystem, community, population, species