Symbiotic Relationships in Ecology

Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.

• commensalism
• parasitism
• mutualism

Tags

NGSS.MS-LS2-2

Red-billed oxpeckers are birds that feed on parasites found on an impala. The impala gets rid of parasites and the red-billed oxpeckers get a yummy dinner. This is an example of _______.

• commensalism
• mutualism
• neutralism
• competition

Tags

NGSS.MS-LS2-2

Nematodes (a round worm) live in plants and gain nourisment from the plant but do not seem to harm it. What type of symbiotic relationship is this?

• mutualism
• commensalism
• parasitism
• predation

NItrogen-fixing bacteria live in the roots of some plants. They provide nitrogen in a form the plants need and obtain a "home" and nourishment from the plants. What type of symbiotic relationship is this?

• mutualism
• commensalism
• parasitism
• predation

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Bacteria that live on the surface of our teeth require sugar from our food to survive. A by-product of their metabolism (body processes) decays the enamel of teeth. What type of symbiotic relationship is this?

• mutualism
• commensalism
• parasitism
• predation

In a parasitic relationship, one organism is ___________ and one organism is benefiting. 

• helped
• harmed
• not effected
• happy

In a mutual relationship, both organisms are ________________. 

• hurt
• not effected
• harmed
• benefiting 

Commensalism is where one organism is benefiting and the other organism is _____________________. 

• not effected
• helped
• harmed
• hurt

Tags

NGSS.MS-LS2-2

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

the role of an organism in its environment including type of food it eats, how it obtains its food and how it interacts with other organisms

• habitat
• niche
• symbiosis

Tags

NGSS.MS-LS2-2