These are reputedly real answers to questions on science tests.

When you smell an odorless gas, it is probably carbon monoxide.

Water is composed of two gins, oxygin and hydrogin. Oxygin is pure gin. Hydrogin is gin and water.

Nitrogen is not found in Ireland because it is not found in a free state.

When you breathe, you inspire. When you do not breathe, you expire.

Three kinds of blood vessels are arteries, vanes, and caterpillars.

Before giving a blood transfusion, find out if the blood is affirmative or negative.

The moon is a planet just like the Earth, only it is even deader.

The pistol of a flower is its only protection against insects.

A fossil is an extinct animal. The older it is, the more extinct it is.

For fainting: Rub the person's chest, or, if it's a lady, rub her arm above the hand. Or put her head between the knees of the nearest medical doctor.

Equator: a menagerie lion running around Earth through Africa.