The Wonders of Spider Silk

What is the primary function of the specialized cells inside a spider's body?

• To produce ordinary protein molecules

• To produce long protein molecules for spider silk

• To produce food for the spider

• To produce venom

Which of the following is NOT a use of spider silk mentioned in the text?

• Building strong webs

• Trapping bugs

• Making nests for birds

• Gliding through the air

What determines the different traits of spider silk?

• The size of the spider

• The type of protein molecules produced

• The age of the spider

• The environment where the spider lives

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Which feature of spider silk is NOT mentioned in the text?

• Strength

• Stickiness

• Stretchiness

• Temperature

What color silk does the spider in the photograph produce?

• Gray

• White

• Golden

• Black

Why can spider silk be used for different functions?

• Because all spider silk is the same

• Because there are many variations in spider silk

• Because spiders can change their silk at will

• Because spider silk is indestructible

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What is the relationship between protein molecules and silk color in spiders?

• Protein molecules have no effect on silk color

• Protein molecules determine the silk color

• Silk color changes the protein molecules

• Protein molecules are only for silk strength

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NGSS.MS-LS3-1

Which of the following is a feature of spider silk?

• Weight

• Stickiness

• Smell

• Taste

What is the main reason different spiders produce different kinds of silk?

• Different spiders live in different environments

• Different spiders have different diets

• Different spiders make different kinds of protein molecules

• Different spiders have different numbers of legs

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NGSS.MS-LS3-1

What is one trait that can vary in spider silk?

• The number of legs on a spider

• The color of the silk

• The size of the spider

• The lifespan of the spider