The Deadly Dare

What oozes from the skin of the newts?

• poison

• pigment

• mucus

• magic

If a poisonous newts get eaten and die before the poison kills the predator, is being poisonous adaptive?

• Yes, it increases survival.

• Yes, it increases reproduction.

• No, it does not improve survival.

• No, it does not improve reproduction.

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In tests with garter snakes, the newts with _____ poison did not get eaten and the newts with _____ poison did not.

• medium, high

• medium, low

• high, low

• low, high

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NGSS.HS-LS4-4

Because the snakes will avoid newts with high levels of poison, being extremely poisonous is a(n) ____________ trait.

• successful

• competetive

• supressive

• adaptive

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NGSS.MS-LS4-4

Organisms must reproduce in order to pass on their _____.

• ethics

• genes

• wealth

• habits

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NGSS.MS-LS4-4

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Living longer can allow more chances at ___________, which is how traits pass from generation to generation.

• dessert

• predation

• reproduction

• amelioration

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NGSS.MS-LS4-4

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The change in distribution of traits over many generations is the process scientists call ___________________.

• adaptation

• survival of the fittest

• evolution

• natural selection

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NGSS.MS-LS4-4

Look at Diagram 1 (from p.59).

Using the key, how could you describe this newt population?

• There are fifteen poison levels shown, and each individual has a different amount of poison.

• There is one poison level shown, and all newts have the same amount of poison.

• There are three poison levels shown, and no poison-level trait is more common than the others.

• There are three poison levels shown, and one poison-level trait is the most common.

Tags

NGSS.MS-LS4-4

Look at Diagrams 2 and 3. Did newts from all poison levels reproduce?

• yes

• no

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NGSS.MS-LS4-4

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Look at Diagram 3. How could you describe this newt population?

• There are fifteen poison levels shown, and each individual has a different amount of poison.

• There is one poison level shown, and all newts have the same amount of poison.

• There are three poison levels shown, and no poison-level trait is more common than the others.

• There are three poison levels shown, and one poison-level trait is the most common.

Tags

NGSS.MS-LS4-4

NGSS.MS-LS3-2