Living Organisms and Ecosystems

Wildlife biologists study _____.

• populations in ecosystems

• only wild animals

• only plants

• farm animals

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Plants compete for air, water, ________ within ecosystems.

• space, and sound

• sunlight, and wind

• space, and sunlight

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

An invasive species is a plant or animal that is ________ to an ecosystem.

• not native

• just visiting

• beneficial

• not friendly

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-5

What is an ECOSYSTEM?

• The highest number of things that can stay alive in an area.

• All living things in an ecosystem.

• An area, on land or in water, that contains living and non-living organisms which function together.

• All non-living things in an ecosystem.

• Something that limits the number of living things that can be in one ecosystem.

What are BIOTIC FACTORS?

• The highest number of things that can stay alive in an area.

• All living things in an ecosystem.

• An area, on land or in water, that contains living and non-living organisms which function together.

• All non-living things in an ecosystem.

• Something that limits the number of living things that can be in one ecosystem.

Tags

NGSS.MS-LS2-4

If you remove species from an ecosystem it can become _________.

• Unbalanced

• Healthier

• Larger

• Smaller

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What's this?

• A Food Web

• A Food Chain

Tags

NGSS.MS-LS2-3

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

• population

• niche

• abitotic

• ecosystem

Tags

NGSS.MS-LS2-3

Which organism makes their own food through the process of photosynthesis?

• decomposer

• consumer

• herbivore

• producer

Tags

NGSS.MS-LS1-6

A group of the same type (species) of organisms living in the same place at the same time.

• threatened species

• populations

• community

• a limiting factor

Tags

NGSS.MS-LS2-4