U5W3 The Science of Silk

What is sericulture?

• process of making silk

• process of breeding silk worms

• process of sewing silk

• process of cultivating silk

The silk worm is the __________ of the Bombyx Mori moth.

• moth

• caterpillar

• larva

• cocoon

What does the figure on page 3 show you?

• the cycle of making silk

• life cycle of the moth

• types of bugs

• life cycle of a butterfly

Why do more bombyx mori eggs develop into larvae than do the eggs of other silk moths?

• They have no natural predictors

• They protect their eggs better than other moths

• They produce more and stronger eggs than other moths

• They produce less eggs than other moths

What does mutated mean?

• evolved and changed

• muted

• charge

• many

Which is NOT a reason the bombyx mori silk is better than other silk?

• it is stronger and breaks less often

• It is whiter than other silk

• a single filament from the cocoon is very long

• the larvae eat different leaves than other moths

What is one method created to speed up the process of creating silk?

• Larvae breeding

• spinning

• reeling

• sewing

Throwing involves twisting several filaments together to form thread.

• True

• False

How did the Jaqcuard loom help the production of silk?

• more silk could be made

• silk could be dyed in more colors

• people no longer had to produce filaments

• weavers could create complex designs

When did Chinese sericulture spread to Korea?

• 200 BC

• 3,000 AD

• 2020

• 300 AD