Ecology

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

• carbohydrates
• sunlight
• water
• carbon

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

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 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.MS-LS2-3

which symbiosis is this 

• parasitism 
• mutualism
• commensalism
• nonalism 

Tags

NGSS.MS-LS2-2

This is an image of a _________.

• consumer
• scavenger
• decomposer
• producer

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

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

• mutualism
• commensalism
• parasitism
• niche

Tags

NGSS.MS-LS2-2

The energy at each trophic level in the pyramid of energy decreases by a factor of ____.

• 10
• 1
• 100
• 2

Tags

NGSS.MS-LS2-3

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

• Producer
• Autotroph
• Consumer
• Insect

relationship in which two species live closely together

• resource
• mutualism
• succession
• symbiosis

Tags

NGSS.MS-LS2-2

The living portions of the ecosystem.

• Biotic factors
• Abiotic factors

Tags

NGSS.MS-LS2-4