Week 8 Homework

What is pharmacology?

• The study of crude oil

• The study of medicines and their effect on the body

• The study of polymers

• The study of adhesives

What is crude oil converted into at refineries?

• Only petrol and diesel

• High-value products like petrol, diesel, vitamins, and plastics

• Only medicines and paint

• Only ink and putty

What is the common name for all different polymers used in various products?

• Adhesives

• Plastics

• Dyes

• Pharmaceuticals

What ancient material was used by King Nebuchadnezzar to hold building stones together?

• Egg white

• Gelatine

• Bitumen (asphalt)

• Plant gums

What protein in milk was used to glue wood in the First World War?

• Albumin

• Casein

• Gelatine

• Egg white

What is glue used for in modern times?

• Only for gluing paper and wood

• Holding many things together, including chipboard and MDF board

• Only for making shoes

• Only for making brake linings in cars

What was the first dye obtained from?

• Plant gums

• Murex whelk sea snails

• Scale insects

• Egg white

Why were purple clothes traditionally reserved for high-ranking officials?

• Because purple dye was easy to make

• Because it took many snails to make a small amount of dye

• Because it was made from plant gums

• Because it was made from egg white

Where did the red dye used in British Army uniforms come from?

• Oil

• liquid extracted from scale insects

• Bitumen

• Egg whites

Who discovered the first synthetic dye?

• King Nebuchadnezzar

• William Perkin

• British Army soldiers

• Pharmacists