Evolution, Biological Communities and Species Interactions

Which feature helps an animal hide from other animals?

• looking like a dangerous animal
• being the same color as the place it lives (camoflauge)
• having sharp claws or a strong shel
• having only a few young and caring for them

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NGSS.MS-LS4-4

A giraffe has a long neck in order to better reach leaves to eat.  This is an example of _____. 

• an adaptation
• environment
• response
• stimulus

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NGSS.HS-LS4-2

NGSS.HS-LS4-4

What does it mean to survive?

• To stay alive
• To grow
• To have energy
• To be born

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NGSS.MS-LS4-4

NGSS.MS-LS2-1

A scientist puts 100 houseflies in a sealed container; then sprays an insecticide into the container.  Ninety-six of the flies die.  Four survive.  The scientist lets the survivors mate and produce offspring, then repeats the experiment with 100 offspring.  Fifty-six of them survive the spray.  This experimental result is evidence of – 

• adaptive radiation 
• speciation
• natural selection
• extinction

Tags

NGSS.MS-LS4-4

What genetic change allows organisms to survive natural selection in their environments? 

• learned behavior
• acquired traits
• analogies
• adaptations

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NGSS.MS-LS4-4

Which statement does not accurately describe natural selection?

• Individual organisms change their genes to adapt to their environment
• The genetic composition of a population changes from one generation to the next
• More advantageous traits become more common in population
• Beneficial and useful traits are inheritable

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NGSS.MS-LS4-4

The range of all  conditions in which a species lives and how it gets what it needs to survive and reproduce.

• population
• ecosystem
• niche
• biology

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NGSS.MS-LS4-4

Which is an example of intraspecific competition

• 2 types of bacteria competing for food
• Big horn sheep competing for mates
• Trees in the rain forest competing for light
• Lions and leopards competing for food 

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NGSS.MS-LS2-1

Which is a factor in intraspecific competition but is not a factor in interspecific competition

• Food
• Water
• Shelter
• Mates

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NGSS.MS-LS2-1

The term biodiversity means:

• a wide variety of plants and animals in an ecosystem
• only a few types of plants and animals in an ecosystem
• an ecosystem composed mostly of plants
• an ecosystem composed mostly of animals

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NGSS.MS-LS2-5