Ecology - Part 1

Biotic or abiotic?

• biotic

• abiotic

Tags

NGSS.MS-LS2-4

Select all that are abiotic factors.

• 
• 
• 
• 

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-1

List the levels of organization from SMALLEST to LARGEST.

• Population

• Community

• Organism

• Biome

• Ecosystem

Answer explanation

organism > population > community > ecosystem > biome > biosphere

Tags

NGSS.MS-LS1-3

Why is a decaying log considered biotic?

• it is currently not living

• it will eventually decay into soil

• it was once living/made by something living

• it provides nutrients for future plants

Tags

NGSS.MS-LS2-3

This level or organization focuses on all the biotic components in an ecosystem.

• organism

• population

• biome

• community

Tags

NGSS.MS-LS2-2

This level of organization focuses on all the biotic and abiotic components in a given area.

• biome

• ecosystem

• community

• population

Tags

NGSS.MS-LS2-3

The level of organization represented by this is (a)   .

• community
• individual
• population
• ecosystem

Tags

NGSS.MS-LS2-2

Why is sunlight considered abiotic?

• It is produced by living organisms

• It is a non-living factor that affects ecosystems

• It is made of organic materials

• It can be stored in living organisms

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-4

What type of organism can make its own food?

• A producer (an autotroph)

• A consumer (a heterotroph)

• A decomposer

• All of the above

Tags

NGSS.MS-LS1-6

What happens when different species try to occupy the same niche (space in an ecosystem)?

• The species compete with each other

• The species cooperate with each other

• The species coexist with each other

• All of the above

Tags

NGSS.MS-LS2-2