Ecology Review

Trophic levels are represented by 

• squares
• circles
• pyramids
• lines

Tags

NGSS.MS-LS2-3

In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?

• 80%
• 90%
• 10%
• 20%

Tags

NGSS.MS-LS2-3

The unique position that a species has in the physical use of its habitat and in its function (job) within an ecosystem  

• producer
• biotic factors
• ecosystem
• niche

Tags

NGSS.MS-LS2-4

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.
• It shows how sunlight flows within an ecosystem.
• They show what direction the energy is flowing between organisms. 
• They represent how water is transferred within a habitat.

Tags

NGSS.MS-LS2-3

An organism that gets energy from breaking down dead organisms, non-living material or waste is a(an) ___________.

• producer
• consumer
• decomposer
• autotroph

Tags

NGSS.MS-LS2-3

An organism that obtains energy by eating other organisms.

• Consumer
• Producer
• Decomposer
• Detriov

Tags

NGSS.MS-LS1-7

NGSS.MS-LS2-3

Organisms that break down dead or decaying organisms.

• Decomposers
• Producers
• Consumers

Tags

NGSS.MS-LS2-3

Found at the base of a food chain (also known as autotrophs)

• Producers
• Primary Consumer
• Secondary Consumer
• Tertiary Consumer 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which is the correct order of tropic levels? 

• Primary Consumer, Producer, Secondary Consumer, Tertiary Consumer
• Tertiary Consumer, Primary Consumer, Secondary Consumer, Producer 
• Producer, Primary Consumer, Secondary Consumer, Tertiary Consumer
• Quaternary Consumer, Tertiary Consumer, Secondary Consumer, Producer  

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

All energy in an ecosystem begins with . . .

• plants
• the Sun
• animals
• energy