Symbiotic Relationship Practice

Mutualism is when....

• Both organisms involved in the relationship benefit

• One organism in the relationship benefits the other isn't harmed or benefitted

• One organism in the relationship benefits and the other is harmed

• Both organisms are harmed.

Answer explanation

Mutualism is when both organisms benefit

Tags

NGSS.MS-LS2-2

Parasitism is when....

• Both organisms involved in the relationship benefit

• One organism in the relationship benefits the other isn't harmed or benefitted

• One organism in the relationship benefits and the other is harmed

• Both organisms are harmed.

Answer explanation

Parasitism is a great method for population control in many organisms.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-1

Commensalism is when....

• Both organisms involved in the relationship benefit

• One organism in the relationship benefits the other isn't harmed or benefitted

• One organism in the relationship benefits and the other is harmed

• Both organisms are harmed.

Answer explanation

Despite one organism not benefitting, commensalism is much more common than you'd think

What type of symbiotic relationship is a bird building a nest in a tree?

• Mutualism

• Commensalism

• Parasitism

• None of the above

Answer explanation

The birds nest does not effect the tree so it is commensalism

Clown fish live among anemones, acting as a lure for the sea anemone's prey. The clown fish gets protection and shelter from the anemone. Both interact positively, but would still survive without the other.

This is an example of which type of symbiosis?

• Commensalism

• Mutualism - Obligatory

• Mutualism - Facultative

• Parasitism

• Competition

Which symbols best describe mutualism?

• +,+
• +,-
• +,0
• -,0

Tags

NGSS.MS-LS2-2

Which symbols best describe parasitism?

• +,+
• +,-
• +,0
• -,0

Tags

NGSS.MS-LS2-2

Which symbols best describe commensalism?

• +,+
• +,-
• +,0
• 0,0

Tags

NGSS.MS-LS2-2

Mistletoe extracts water and nutrients from the spruce tree to the tree's detriment (harm). 

• Mutualsim 
• Parasitism 
• Commensalism 

Tags

NGSS.MS-LS2-4

a relationship that occurs when two or more organims of the same species need the same resource at the same time

• competition
• symbiosis
• predation

Tags

NGSS.MS-LS2-1