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

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

• 10

• 1

• 100

• 2

Tags

NGSS.MS-LS2-3

What does a food web represent?

• All connections of energy flow throughout all organisms in a habitat.

• The specific ways that mutualism is carried out.

• A single pathway or energy flow between organisms. 

• How carnivores get their food. 

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Study of interactions between organisms and their environment 

• niche

• community 

• ecology

• ecosystem

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Members of a species in a defined area

• Ecosystem

• community

• biodiversity

• population

Where an organism lives

• habitat

• niche 

• heterotrogh

• biosphere

Non-living factor that affects an ecosystem

• biotic factor

• abiotic factor

• food chain 

• biome

Tags

NGSS.MS-LS2-3

Organisms that breaks down and absorbs nutrients from dead organisms 

• consumer

• trophic level

• decomposer

• species

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3