The Science of Silk

What type of silkworm is used in mainstream silk production?

• muga

• oak tasar

• bombyx mori

• eri

How is a Bombyx mori moth different than other types of moths found in the wild? 

Select ALL that apply. 

• It lays less eggs than other types of moths. 

• It cannot fly. 

• It produces stronger silk that breaks less often. 

• It is weaker than other moths. 

Which country is the largest producer of silk?

• India

• Japan

• The United States

• China

Modern advances in technology and production have increased the price of silk around the world.

• True

• False

What is the missing stage on the diagram?

Name of this moth.

• Antheraea paphia

• Gonometa postica

• Bombyx mori

• Borocera cajani

Bombyx mori silk is whiter than wild silk, so it can absorb more ___.

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

• moth

• caterpillar

• larva

• cocoon

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

• muted

• charge

• many