Ecology

An organism that produces its own food supply from inorganic compounds is called a(an)

• heterotroph
• consumer
• detritivore
• autotroph

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the original source of almost all energy in most ecosystems?

• carbohydrates
• sunlight
• water
• carbon

Tags

NGSS.MS-LS1-6

What is the term for each step in the transfer of energy and matter within a biological community?

• energy path
• food web
• trophic level
• food pyramid

Tags

NGSS.HS-LS2-3

Autotrophs make up the _______ level in all ecosystems.

• First
• Second
• Third
• Fourth

symbiotic relationship in which both organisms benefit

• competition
• Mutualism
• nitrogen fixation
• energy pyramid

Tags

NGSS.MS-LS2-2

which symbiosis is this 

• parasitism 
• mutualism
• commensalism
• nonalism 

Tags

NGSS.MS-LS2-2

A living relationship between two species in which one organism is harmed is called...

• mutualism
• commensalism
• parasitism
• niche

Tags

NGSS.MS-LS2-2

The image provided is an example of a(n):

• Producer
• Autotroph
• Consumer
• Insect

Tags

NGSS.MS-LS2-3

The amount of energy that usually transfers from one trophic level to the next...

• 10%
• 20%
• 80%
• 50%

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-4

The nonliving aspects of an ecosystem.

• Abiotic factors
• Biotic factors

Tags

NGSS.MS-LS2-3