Ecological

What type of symbiotic relationship is present if one organism is harmed by the other organism?

• mutualism

• parasitism

• competition

• commensalism

In a certain ecosystem, there is a population of lions that feed on zebras. If there is less food for the zebras for several years, what will most likely be the result for the lion population?

• The lion population will increase

• The lion population will decrease

• The lion population will stay the same

• The lion population will go extinct

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

An owl swoops down and grabs a small rodent in its sharp claws. This is an example of what type of relationship?

• mutualism

• predation

• commensalism

• competiton

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Hermit crabs attach anemones to its shell using them as camouflage which keeps predators away. The anemones have a better opportunity to get food from their "mobile home". What type of relationship is this?

• mutualism because the crab gets a home and the anemone gets access to food.

• mutualism because the crab is getting harmed by the anemone.

• parasitism because the crab is getting harmed by the anemone

• predation because the anemone is eating the crab

Tags

NGSS.MS-LS2-2

Snakes and lizards both hunt the same prey, but they hunt at different times. This reduces ______.

• adaptation

• mutualism

• predation

• competition

Tags

NGSS.MS-LS2-2

Fleas jump on dogs and bite them. What is the flea in this relationship?

• host

• parasite

• predator

• prey

Tags

NGSS.MS-LS2-2

Which symbiotic relationship is present if one organism is benefitted but the other is unaffected?

• mutualism

• commensalism

• parasitism

• predation

According to this food web, what two organisms are in competition with each other?

• the rabbit and the mouse

• the mouse and the ladybug

• the hawk and the bluebird

• rabbit and the short tailed vole

Tags

NGSS.MS-LS2-2

What organism would benefit the most from the elimination of the mouse?

• Fox

• owl

• blackberry bush

• caterpillar

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What is the relationship of the fox and the rabbit?

• predation

• competition

• mutualism

• parasitism

Tags

NGSS.MS-LS2-2