Relationship

One organism is harmed while the other benefits

• mutualism

• commensalism

• parasitism

• competition

both organisms benefit (buffalo and a bird that picks insects off the buffalo)

• parasitism

• mutualism

• commensalism

• competition

organisms living together

• symbiosis

• predation

• competition

• food web

Tags

NGSS.MS-LS2-2

Some wasps inject eggs into other organisms. As the eggs develop into larvae, they use the host for nutrients. The host dies as the wasp larvae develop. When one organism benefits and the other is harmed the relationship is called _______________.

• parasitism

• mutualism

• commensalism

• competition

Tags

NGSS.MS-LS2-2

Anemones release poisonous chemicals from their tentacles that paralyze their prey. Clown fish are not affected by the poison and find protection from predators by living near anemones. This is called _______________ because the fish don’t harm or benefit the anemone.

• parasitism

• mutualism

• commensalism

• competition

Thing that limit the size of populations are called _______________

• competition

• limiting factors

• parasitism

• symbiosis

Tags

NGSS.MS-LS2-4

9. On the rainforest floor, a limiting factor for plants would be the availability of _______________ .

• water

• nutrients

• sunlight

• space

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

In the desert, a limiting factor for both plants and animals would be the availability of _______________ .

• water

• sun

• heat

• competition

Tags

NGSS.MS-LS2-1

Hunting is encouraged for deer populations because they live in such close proximity to each other that _______________ is a limiting factor.

• competition

• disease

• availability of sunlight

• availability of oxygen

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Only 3,000 manatee Trichechus manatus are left, and most of them are in the ocean around Florida. Because there is little genetic diversity, a disease that reduces fertility might cause _______________ .

• variety

• growth

• diversification

• extinction

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4