Microscope Reading Quiz

What was one reason doctors had difficulty curing diseases before the invention of the microscope?

• They didn't have enough medicine.

• They couldn't see tiny organisms.

• They didn't believe in germs.

• They didn't have hospitals.

Who invented a powerful microscope in 1676?

• Robert Koch

• Louis Pasteur

• Antonie van Leeuwenhoek

• Isaac Newton

What did people believe caused diseases before the microscope was invented?

• Bad air from rotting plants and animals

• Too much sunlight

• Lack of sleep

• Eating too much sugar

What did van Leeuwenhoek use to make his microscope?

• Plastic and metal

• Wood and stone

• Glass lenses and a brass plate

• Rubber and glass

What was the magnification of van Leeuwenhoek’s most powerful microscope?

• 100 times

• 270 times

• 500 times

• 1000 times

What did the invention of the microscope help scientists discover?

• New planets

• Tiny organisms like bacteria

• New continents

• New types of plants

What did scientists invent after identifying bacteria with the microscope?

• Antibiotics

• Vaccines

• Painkillers

• Vitamins

How has the microscope helped the environment?

• By cleaning the air

• By studying river water samples

• By planting more trees

• By reducing pollution

What was Antonie van Leeuwenhoek's profession before he became interested in science?

• A doctor

• A teacher

• A merchant

• A farmer

What is one modern use of microscopes mentioned in the text?

• Building houses

• Manufacturing tiny computer parts

• Cooking food

• Painting pictures