NGSS.MS-LS4-4

The differences among a species, like different bird beaks, are called

• genes.
• variations.
• traits.
• theories.

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NGSS.MS-LS4-4

A large herd of goats lives in a field full of poison ivy.  Some goats are able to eat the poison ivy while others have become sick when they eat it. Over time the herd as a whole will tend to

• Become more likely to eat poison ivy.
• Become less likely to eat poison ivy.
• Not change in the proportion of goats that can and can not eat poison ivy.
• Eat all the poison ivy and leave only plants all the goats can eat.

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NGSS.MS-LS4-4

Natural selection is where ___________ decides which traits should be passed on

• Nature
• A human
• Mr. Holt
• The illuminati

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NGSS.MS-LS4-4

What is an adaptation that would help an organism to survive in a desert?

• Thick fur to conserve heat

• Scales to prevent water loss

• Sharp claws to aid in climbing

• Golden-tan fur to blend in

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NGSS.MS-LS4-4

What are any difference between organisms of the same species

• Homologous Structure

• Diversity

• Fossil

• Variation

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NGSS.MS-LS4-4

On a farm, Marcia observes that individuals of a certain goat species have slightly different sizes and colors. What characteristic of populations is Marcia observing?

• adaption

• evolution

• selection

• variation

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NGSS.MS-LS4-4

What is Natural Selection?

• The process were only plants better adapted to their environment tend to survive and produce more offspring.

• The process were only humans better adapted to their environment tend to survive and produce more offspring.

• The process were individuals better adapted to their environment tend to survive and produce more offspring.

• The process were organisms better adapted to their environment tend to survive and produce more offspring.

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NGSS.MS-LS4-4

Which organism is more likely to survive and reproduce?

• Yellow butterfly

• Brown butterfly

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NGSS.MS-LS4-4

A genetically determined characteristic.

• trait

• genotype

• phenotype

• gene

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NGSS.MS-LS4-4

Which of these describes a likely reason why a species would become extinct after a major environmental change?

• The environmental change means fewer predators are around.

• There are more homes for the species in the changed environment.

• The change in the environment opens new resources with less competition.

• There are not enough members of the species born with a trait necessary to survive in the new environment.

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NGSS.MS-LS4-4