Ecology Relationships Review

What is mutualism?

• One organism benefits greatly and the other is not harmed
• One organism benefits while the other is harmed
• Close relationship where both organisms benefit

Tags

NGSS.MS-LS2-2

The type of symbiotic relationship that helps one organism, but does not harm or help the other?

• parasitism

• mutualism

• commensalism

The food web shown is found in a marine ecosystem.  The heron is considered a - 

• producer
• primary consumer
• secondary consumer
• decomposer

Tags

NGSS.MS-LS2-2

a relationship between two in which one species, the predator, feeds on the other species, the prey

• chemosynthesis
• predation
• cellular respiration 
• commensalism

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

Where an organism lives

• habitat
• niche 
• heterotrogh
• biosphere

Organisms that breaks down and absorbs nutrients from dead organisms 

• consumer
• trophic level
• decomposer
• species

Tags

NGSS.MS-LS2-3

_______ is the study of relationships among living and nonliving parts of an environment. 

• Ecosystem
• Niche
• Habitat
• Ecology

Tags

NGSS.MS-LS2-3

What is a niche?

• the place where a species lives
• what a species eats
• the role of a species
• how a species uses resources

Tags

NGSS.MS-LS2-2

A food web

• shows how energy is released by an organism
• compares the amount of energy at each level
• shows how different food chains in a community are linked together
• is unique since each organism can only be part of one food web

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

In an energy pyramid, 

• the organisms in each level eat those in the level below them
• the amount of energy increases as you move up each level
• producers are at the top
• the smallest organisms are at the top

Tags

NGSS.MS-LS2-3