Exploring Symbiotic Relationships in Nature

Egrets feed on the ticks found on a rhinoceros. The Egrets get a meal and the rhinoceros is helped by the removal of the ticks.

• parasitism

• commensalism

• mutualism

Tags

NGSS.MS-LS2-2

When a mosquito bites you, you are the __________ and the mosquito is the ____________.

• host, parasite

• parasite, host

Tags

NGSS.MS-LS2-2

Some species of barnacles attach themselves to sea turtles or whales. As the whales or sea turtles travel, the barnacles gain access to food in nutrient-rich waters. Their host neither benefits nor is harmed by its riders.

• Mutualism

• Parasitism

• Commensalism

Tags

NGSS.MS-LS2-2

symbiotic relationship in which both organisms benefit

• competition

• Mutualism

• nitrogen fixation

• energy pyramid

Tags

NGSS.MS-LS2-2

Which of the following is an example of mutualism?

• A tapeworm living in a human intestine

• Bees pollinating flowers

• Barnacles attaching to a whale

• A lion hunting a zebra

Tags

NGSS.MS-LS2-2

Which of the following is an example of commensalism in nature?

• A bird eating insects off a buffalo's back

• Orchids growing on a tree branch

• A flea feeding on a dog's blood

• A wolf hunting in a pack

Tags

NGSS.MS-LS2-2

What is a common effect of parasitism on the host organism?

• The host benefits from the relationship

• The host is unaffected by the parasite

• The host is harmed by the parasite

• The host and parasite both benefit

Which of the following best describes a symbiotic relationship in an ecosystem?

• A relationship where both species are harmed

• A relationship where one species benefits and the other is harmed

• A relationship where both species benefit or one benefits without harming the other

• A relationship where neither species benefits

Tags

NGSS.MS-LS2-2