Red
Yellow
Green
Blue
100

Red blood cells are one of the three types of blood cells. Name at least one of the other two.

White blood cells, or platelets (the rest of blood is made up of plasma)

100

Which group released an album (and movie) in the late 60s entitled "Yellow Submarine"?

The Beatles

100

Which punk rock band, fronted by Billie Joe Armstrong, was originally named "Sweet Children"?

Green Day

100

Name a mineral or gem that is blue.

Possible answers: sapphire, lapis lazuli, azurite, tanzanite, ultramarine...

200
Name at least one of the countries that borders the Red Sea.

Possible answers: Djibouti, Egypt, Eritrea, Saudi Arabia, Sudan, Yemen, Somalia, Israel, or Jordan

200

In soccer, penalties are sometimes indicated with a yellow card. What happens if a player receives a second yellow card?

Two yellow cards is the equivalent of a red card, and the player must leave the game

200

What U.S. identity document is also known as a permanent resident card?

A green card

200

Which international organization's official flag features a blue background with white olive branches and a world map?

The United Nations

300

Which pop star released her 4th studio album in 2012, entitled "Red"?

Taylor Swift

300

Which British rock band, fronted by Chris Martin, released a song called "Yellow" in 2000?

Coldplay

300

What chemical is largely responsible for the green found in nature?

Chlorophyll

300

What is the largest animal on Earth?

Blue whale

400

Approximately what percentage of the human population has naturally red hair?

1-2% (Source: BBC News)

400

Yellow is considered a primary color along with which two other colors?

Red and blue

400

Ann Pemberton, neighbor and kindest human, attended which university in the Midwest whose colors are white and green?

Michigan State

400

The Blue Man Group is a performance art company that first formed in the 1980s in which country? 

The USA

500

What are the words in French AND Spanish for "red"?

French: rouge; Spanish: rojo/roja

500

Name a country that has yellow on its flag. 

Possible answers: Sweden, Ukraine, Colombia, Belgium, Germany, Vatican City, Vietnam, Romania, Spain, Chad, Brazil, China, Bhutan...

500

According to the U.S. Bureau of Printing and Engraving, U.S. bills have been printed with green ink for two reasons: the color green is associated with stability, and what other reason?

The ink is plentiful and durable

500

Blue jeans are made with a fabric that gets its name from which French city?

Nîmes