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 diagram below shows the cycling of nutrients in an ecosystem.
The removal of which of the following groups would cause an immediate decrease in the amount of energy flowing through the system?

• Producers
• Consumers
• Decomposers
• Inorganic nutrients

Tags

NGSS.MS-LS2-3

The living part of an ecosystem

• Biotic
• Abiotic
• Mother Earth
• Flowers

Tags

NGSS.MS-LS2-3

Organisms that break down dead plants & animals and release nitrogen back into atmosphere...

• bacteria
• plants
• animals
• producers

Tags

NGSS.MS-LS2-3

Who does the owl get energy from? 

• Grass
• Grasshopper
• Mouse
• Ow

Tags

NGSS.MS-LS2-3

Organisms that convert fixed nitrogen back into nitrogen gas and release nitrogen gas back into atmosphere...

•  denitrifying bacteria
• fungi
• maggots 
• all of the above

Tags

NGSS.MS-LS2-3

How does energy travel through an ecosystem

• Flow
• Cycle
• Both

Tags

NGSS.MS-LS2-3

Which are located at the very BOTTOM of an energy pyramid? 

• producers
• consumers - Level 1
• consumers - Level 2
• decomposers

Tags

NGSS.MS-LS2-3

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

Tags

NGSS.MS-LS2-3

Mushrooms, bacteria and mold are types of _______________.

• decomposers

• scavengers

• herbivores

• carnivores

Tags

NGSS.MS-LS2-3