Animals
Algebra
History
Human Body
Miscellaneous
100

Sea otter do this to avoid floating away from each other while sleeping

Hold hands

100

Horizontal axis on the cartesian plane

X

100

First person to land on the moon

Neil Armstrong

100
Largest bone in the human body
Femur (upper leg bone)
100

The first Disney princess

Snow White

200

What a male penguin offers a female penguin to win her over 

a pebble

200

A positive slope line slants this way from left to right

Upward

200

What famous historical document begins with the words "we hold these truths to be self-evident" 

Declaration of independence

200

System responsible for carrying blood through the body (heart, arteries, veins are part of it)

Cardiovascular system

200

Highest grossing film of all time

Avatar

300

A group of crows is called this

A murder
300

Arithmetic operation that is worded with "the ratio of" 

Division

300

Decade that the internet was created

1960s

300

Only organ that can regenerate itself (grow back)

Liver

300

Number of books in the Bible

66

400

One of two mammals that lay eggs

Anteater or platypus

400

Property that states when a number is multiplied by 1, it remains itself. 

Identity property 

400
The stripes on the American Flag represent these

The original 13 colonies

400

Amount of teeth an adult has

32

400

Longest running broadway musical

The Phantom of the Opera

500

Only mammal capable of true flight

Bat

500

Division BY zero is considered

Undefined

500

Amount of years that the Civil War lasted

4 years

500

Rise in body temperature that is a response to infection or inflammation

Fever

500

What is it called when a bowler gets 3 strikes in a row?

A turkey