Ecology Unit

Which of the following is not likely to be a limiting factor on the sea otter population?

• disease

• competition

• drought

• predation

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Ecosystems that have LESS space allow for more species to coexist, increasing biodiversity.

• true

• false

Tags

NGSS.MS-LS2-5

Warmer climates generally support more plant life, which will support larger and more complex food webs, increasing biodiversity.

• true

• false

Tags

NGSS.HS-LS2-2

NGSS.HS-LS2-6

NGSS.HS-LS4-5

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-LS1-6

NGSS.MS-LS2-3

Where do almost all ecosystems get their energy from?

• producers

• the sun

• consumers

• decomposers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

An organism that needs to eat other organisms to obtain energy is known as a:

• Autotroph

• Producer

• Consumer

• Mutualist

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

The rabbit in this food web would be considered a:

• Decomposer

• Producer

• Secondary Consumer

• Primary Consumer

Tags

NGSS.MS-LS2-2

If elk hunting becomes more popular in Yellowstone National Park, what effect or effects would we likely see?

• Tree populations would rise

• Tree populations would fall

• Grizzly bear populations would rise

• Grizzly bear populations would fall

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

A quaternary consumer is also sometimes called

• the top predator

• the autotroph

• the decomposer

• the herbivore

A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.

• Population

• Community

• Habitat

• Ecosystem