Ecological relationships

A close interaction between two different species is known as __________?

• Biodiversity
• Symbiosis
• Predation
• Emigration

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A relationship in which one organism benefits, while the other is unaffected.

• Parasitism
• Mutualism
• Immigration
• Commensalism

The organism that is hunted and eaten in a particular feeding relationship is known as:

• Predator
• Decomposer
• Prey
• Autotroph

A relationship in which both organisms involved benefit. 

• Predator-Prey
• Commensalism
• Mutualism
• Decomposition

What occurs to a polar bear population if temperatures are OUTSIDE the optimum range of tolerance?

• Population would increase in size

• Population would decrease in size

• Temperatures would not affect the polar bear population

• All polar bears would die

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NGSS.MS-LS2-4

Remoras are fish that generally latch on to sharks and eat parasites from the shark's body. Which type of symbiosis is occurring?

• Mutualism

• Commensalism

• Parasitism

• Competition

Plover birds typically eat parasites trapped inside of crocodiles' mouths. The plover receives a meal, while the crocodile is rid of parasites. What type of ecological relationships does this scenario represent?

• Mutualism

• Predator/Prey

• Competition

• Commensalism

Cordyceps are a type of a fungi that hijack insects muscular and nervous systems, eventually leading to the death of the insect. What type of relationship is this?

• Commensalism

• Predator/Prey

• Parasitism

• Competition

Biotic factors are

• Living

• nonliving

Tags

NGSS.MS-LS2-3

Abiotic factors

• living

• nonliving

Tags

NGSS.MS-LS2-3

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