Ecosystems and Symbiosis

A symbiotic relationship in which both organisms benefit:

• Competition.
• Mutualism.
• Commensalism.
• Parasitism.

Tags

NGSS.MS-LS2-4

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

• mutualism
• parisitism
• symbiosis
• commensalism

A consumer that hunts is called:

• A producer.
• An omnivore.
• A predator.
• A herbivore.

______________ occurs when more than one individual or population tries to use the same limited resource.

• Niche
• Predator-prey
• Availability
• Competition

Tags

NGSS.MS-LS2-4

Which of the following is true about competition?

• Controls population size
• Ensures everyone eats
• Keeps everyone happy
• Is only between 2 men

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

A feeder fish usually follows behind sharks to pick up food scraps that they leave behind. The fish gets food and the shark is unaffected. This is an example of:

• Mutualism
• Commensalism
• Parasitism
• Decomposition

A relationship between two organisms where one benefits while the other is harmed is known as what?

• Decomposition
• Consummerism
• Mutualism
• Parasitism

This is known as a relationship in which both organisms involved benefit. 

• Predator-Prey
• Commensalism
• Mutualism
• Decomposition

A clownfish uses a sea anenome as a safe place to live. While living there, the clownfish lures in food for the anenome. This is an example of what type of relationship?

• Predator-Prey
• Commensalism
• Mutualism
• Parasitism

Predation is similar to _______________ in that both types of relationship benefit one of the interacting species while the other is harmed.

• commensalism
• competition
• mutualism
• parasitism