Ecology Test

These 2 levels of ecological organization contain both biotic and abiotic factors

• population, community
• community, ecosystem
• organism, population
• ecosystem, biosphere

Which trophic level contains organisms that eat plants (herbivores)?

• producers
• primary consumers/ 1st order heterotrophs
• secondary consumers/ 2nd order heterotrophs
• tertiary consumers/3rd order heterotrophs

Tags

NGSS.MS-LS2-2

Which of these is the correct order of ecological levels of organization from LARGEST to SMALLEST?

• organism- population- community- ecosystem- biosphere
• biosphere- community- ecosystem- population- organism
• organism- community- population- ecosystem- biosphere
• biosphere- ecosystem- community- population- organism

Which type of interaction would describe the relationship between a barnacle attached to a whale that doesn't harm or hurt the whale, but the barnacle benefits by getting a free ride around the ocean?

• parasitism (+, -)
• mutualism (+, +)
• commensalism (+, 0)
• predation (+, -)

Tags

NGSS.MS-LS2-2

A rabbit eating grass, or a wolf eating an elk, are both examples of what type of relationship where one organism benefits and the other is harmed?

• mutualism (+, +)
• commensalism (+, 0)
• predation (+, -)
• uniformitarianism

All the different populations interacting with each other in a particular area. 

• ecosystem
• community
• population
• biosphere

Tags

NGSS.MS-LS2-2

An community and ecosystem are different because...

• An ecosytem includes biotic factors
• A community includes biotic factors
• An ecosystem includes abiotic factors
• A community includes abiotic factors

An ecosystem includes...

• Plants
• Animals
• Temperature
• All of the options

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What would happen to the Hawk population if you removed the snake?

• Hawk population would decrease
• Hawk population would increase
• Hawk population would not be changed
• Hawk would go extinct

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

If you increased the amount of grass what would happen to the other species in the food web?

• All populations would decrease
• All populations would increase
• No change in population
• Only rabbits, mouse, and grasshopper populations would increase

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4