Brain Pop Viruses Quiz

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Answer the questions below after watching the Brain Pop video on viruses.

Name *

What would happen to a virus if it couldn't find a host cell to invade? *

1 point

It wouldn't be able to travel through the air

It's genetics information would wither away

It wouldn't be able to multiply

It would not be able to exist

Which term best describes viruses? *

1 point

Gargantuan

harmless

miniscule

sterile

What do viruses have in common with the cells in your body? *

1 point

Their genetic material is surrounded by a nucleus.

They contain many complex organelles

They contain DNA or RNA

They are surrounded by capsids

What is the difference between RNA and DNA? *

1 point

RNA is a more complex molecule than DNA

RNA contains genetic information; DNA does not

DNA is a more complex molecule than RNA

DNA contains genetic information, RNA does not

What's the difference between a pathogenic virus and a harmless one? *

1 point

Pathogenic viruses make copies of themselves; harmless ones don't.

Pathogenic viruses get inside cells; harmless ones don't.

Pathogenic viruses are surrounded by capsids; harmless ones aren't.

Pathogenic viruses end up killing cells; harmless ones don't.

What do the viruses that cause HIV, hepatitis, and Ebola have in common? *

1 point

They cannot replicate inside human cells

They can kill people

They are spread through contaminated water

They are harmless viruses

Which of the following is a true statement about viruses? *

1 point

They are only spread through person-to-person contact

They can be spread in a number of different ways.

All of them are harmful to humans

They can only be spread through exposure to animal waste

What does a virus do once it's inside one of your cells? *

1 point

It stays inside the cell for a while, and then leaves

It eats up all of the machinery in the cell

It uses the cell's machinery to make copies of itself

It prevents the mitochondria from converting glucose to ATP

What can you infer about the virus that causes the common cold? *

1 point

It is harmless

It is usually deadly, but not pathogenic

It cannot be spread by person-to-person contact

It is pathogenic, but not usually deadly

If you have a cold, why should you cover your mouth when you sneeze? *

1 point

To prevent other people from breathing in the viruses you expel

To prevent viruses from infecting the cells in yournose and mouth.

To keep as many viruses as possible inside your body

To get all of the cold viruses out of your body andonto your skin.

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