Interactions Within Ecosystems

A cuckoo may lay its eggs in a warbler's nest.  The cuckoo's young will displace (or move) the warbler's young and will be raised by the warbler.  

• Parasitism

• Commensalism

• Predation

• Competition

Which of the following is a type of symbiosis where both organisms benefit?

• Mutualism

• Commensalism

• Parasitism

In a food web, what do the arrows represent?

• The direction of energy flow

• The speed of the animals

• The size of the organisms

• The color of the plants

Tags

NGSS.MS-LS2-3

The study of interactions in an ecosystem.

• ecology

• philosophy

• scientology

• biology

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

A system made up of organisms interacting with one another

• biology

• abiotic

• biotic

• ecosystem

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

John makes a model of the carbon cycle. He knows the carbon in the carbon cycle can be stored in living, or ​ (a)   factors. His model of the carbon cycle should include ​ (b)   and other parts of a community.

• biotic

• consumers

• abiotic

• ecosystems

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

If humans were to destroy some of the tropical rainforest ecosystems in South America, there would be increased ​ (a)    for resources in that area. If there were a constant, healthy level of producers, consumers, and decomposers in the tropical rainforest in Africa, the ecosystem would be considered ​​ (b)  

• competition

• consumers

• ecosystems

• producers

• stable

• unstable

• competitive

• complex

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What percentage of that energy is available to primary consumers?

• 5%

• 10%

• 15%

• 20%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

what is grass considered?

• producer

• consumer

• decomposer

What is missing from this food chain?
Grass > Grasshopper > Bird > Snake

• Producer

• Primary Consumer

• Secondary Consumer

• Decomposer

Tags

NGSS.MS-LS2-3