Aks 6B Ecology

A herd of zebras would be considered a

• community
• species
• ecosystem
• population

Which point on the graph represents carrying capacity?

• A
• B
• C
• D

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NGSS.HS-LS2-1

Which of the following encompases all the others?

• ecosystem
• community
• population
• individual

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NGSS.HS-LS2-1

NGSS.HS-LS2-2

NGSS.HS-LS2-4

NGSS.HS-LS2-6

Refer to the diagram of the survivorship curve.
Which curve best describes an organism that invests a lot of energy in parenting?

• A
• B
• C
• this is not a survivorship curve

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NGSS.HS-LS2-8

Which letter shows the the exponential growth of a population?

• A
• B
• C
• D

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NGSS.HS-LS2-2

A species described as r-strategist would definitely NOT have which of the following characteristics?

• clumped population pattern
• much parenting
• many offspring
• random population pattern

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NGSS.HS-LS4-2

The maximum population size for a species based on the environmental factors is called

• ecological footprint
• carrying capacity 
• population growth
• environmental capacity

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NGSS.HS-LS2-1

There are 200 bears in an area.  10 emigrate, 15 immigrate, 10 are born and 20 die.  How many are left?

• 195
• 205
• 200
• 260

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NGSS.MS-LS2-1

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Refer to a population of 500 that experiences 55 births and 5 deaths during a one year period.
If the population maintains the current growth pattern, a plot of its growth would resemble which of the following?

• exponential growth
• fluctuating growth
• K-selected growth
• logistic growth

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NGSS.HS-LS4-2

__________ growth shows growth of a population under environmental constraints (carrying capacity-K) that sets a maximum population size 

• logistic
• exponential
• niche
• uniform

Tags

NGSS.HS-LS2-1