Proverbs
World History to 1550
Life Sciences
World Literature
Business & Economics
100

People should mind their own business. This expression apparently first appeared in print in an O, Henry story in the early 1900s.

What is curiosity killed the cat.

100

A queen of Egypt in the first century B.C., famous for her beauty, charm and luxurious living.

Who is Cleopatra?

100

A living thing that eats meat.

What is carnivore?

100

An eighteenth-century Italian author whose adventurous life and Memoirs gave him a permanent reputation as a lover.

Who is Casanova, Giovanni Jacopo?

100

Property or its equivalent that a debtor deposits with a creditor to guarantee repayment of a debt.

What is collateral?

200

Even a near miss is still a miss. The saying probably originated with carnival contests in which a cigar was the prize.

What is close, but no cigar?

200

Family name of 12 emperors of Rome.

What is Caesar?

200

The complex chemical that plays an important role in the conversion of sunlight into energy for plants and gives a plant its green color.

What is chlorophyll?

200

A Spanish writer of the sixteenth and seventeenth centuries who wrote Don Quixote.

Who is Cervantes, Miguel de?

200

An association in which producers of a similar or identical product try to obtain a monopoly over the sale of the product.

What is a cartel?

300

The Latin saying for taking full advantage of present opportunities. 

What is Carpe diem?

300

French king who was crowned the first emperor of the Holy Roman Empire in 800.

Who is Charlemagne?

300

A class of arthropods with shells.

What is crustacean?

300

A novel of satire by Voltaire, in which a long series of calamities happens to the title character, an extremely naive and innocent young man.

What is Candide?

300

A situation in which someone who has to make a decision in an official capacity stands to profit personally from the decision.

What is conflict of interest?

400

The consequences of earlier actions are making themselves felt.

What is the chickens have come home to roost?

400

The Spanish military leaders who established. Spanish rule in the New World

Who are conquistadores?

400

The material within a biological cell that is not contained in the nucleus or organelles.

What is cytoplasm?

400

The nom de plume of Sidonie Gabrielle Claudin, a twentieth-century French writer noted for her novels about social and sexual politics.

Who is Colette?

400

An American industrial leader of the late nineteenth and early twentieth centuries who immigrated to the United States from Scotland without money and made millions in the steel industry.

Who is Carnegie, Andrew?

500

True love always encounters difficulties. This proverb comes from Shakespeare's play A Midsummer Night's Dream.

What is the course of true love never did run smooth?

500

A sixteenth century Polish scholar who argued that the Earth moves about the sun.

Who is Copernicus, Nicolaus?

500

The layer of a tree where growth occurs, just under the bark.

What is cambium?

500

Novel by Feodor Dostoyevsky about the poor student Raskolnikov, who kills two old women because he believes that he is beyond the bounds of good and evil. 

What is Crime and Punishment?

500

An American labor leader who in the 1960s organized food harvesters in California into the United Farm Workers Union.

Who is Cesar Chavez?