Ecosystem SEPUP Activity 1-4 Quiz

A group of eagles living around Lake Tahoe would be considered a(n):

• biome

• population

• community

• ecosystem

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NGSS.MS-LS4-4

In a forest ecosystem, what is one biotic factor that could affect the size of the deer population?

• The mountainous terrain of the forest

• The number of wolves present in the forest

• The average yearly temperature of the forest

• The average yearly rainfall in the forest

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

Scientists are measuring the impact of pests on a corn field. They must take samples from 10 acres, what would be the best way to estimate the impacts on the whole field?

• Mark and recapture

• Quadrat sampling

Tags

NGSS.MS-LS2-4

A group of rabbits lives in a meadow. The population has been consistent for several years. What could potentially cause the rabbit population to start declining?

• a decrease in predators

• an increase in disease

• a decrease in food scarcity

• an increase in breeding season

Tags

NGSS.MS-LS2-4

What pattern of growth will a population with limited resources show?

• exponential

• logistic

• density-dependent

• density-independent

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NGSS.HS-LS2-2

NGSS.HS-LS2-6

Researchers want to determine the amount of cats in a neighborhood, they use the mark and recapture method to track the population. The first day they caught 30 cats, Day two 7 of the cats were marked and the total number of cats caught on day 2 was 25. How many would they estimate Live in the neighborhood?

• 107 cats

• 8 cats

• 6 cats

• 57 cats

Tags

NGSS.MS-LS2-4

Which factor is a density-dependent limiting factor on the population of a species?

• competition

• unusual weather

• natural disasters

• seasonal variation

Tags

NGSS.MS-LS2-4

A population of deer on the Kaibab Plateau exhibits the population growth shown in the graph here. Which hypothesis is supported by the data in the graph? Select ALL that apply.

• The deer have overpopulated the Kaibab Plateau.

• The food source for the deer has been depleted.

• The birth rate equals the death rate in this population.

• The deer are currently growing at an exponential capacity.

• The deer are affected by density-dependent factors like predation

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

A cuckoo bird lays her egg into a crows nest. The chick then relies on the crow to raise it. What is this considered?

• predator prey relationship

• commensalism

• Brood species

• Co evolution

Tags

NGSS.MS-LS1-4

Water, soil, minerals, nitrogen and energy are all essential ______ components of an ecosystem.

• abiotic

• Materials

• Biotic

• Environmental

Tags

NGSS.MS-LS2-3