The Body
Space
Nature & Animals
Hard Science
Easy Science
100

Question: What is the rarest blood type? (O, AB+, AB-)

AB-

100

What’s the sun primarily made of? (Hydrogen, Methane, Phosphate)

Hydrogen

100

What’s the largest species of bear? (Teddy Bear, Care Bears, Polar Bear)

Polar Bear

100

What’s the name of the protein in blood that carries oxygen? (Hemoglobin, Citric Acid, Hemostatix)

Hemoglobin

100

What is the largest ocean on Earth? (Atlantic, Indian, Pacific)

Pacific Ocean
200

What is the medical term for bad breath? (Halifaxtosis, Halicopter, Halitosis)

Halitosis

200

What is the name of the first spacecraft to visit Pluto? (New Boundaries, New Horizons, NewLeaf)

New Horizons
200

How many legs do lobsters have? (10, 20, 4)

10

200

What is the chemical name for rust? (Rusticus Amoebiosis, Iron Oxide, Peroxide)

Iron Oxide

200

What is the largest mammal in the world? (Shark, Octopus, Blue Whale)

Blue Whale
300

How many bones are there in the adult human body? (5, 206, 5853)

206

300

Who was the second man to walk on the moon? (Matt Gardner, Ian Peters, Buzz Aldrin)

Buzz Aldrin

300

What animal lays the largest egg? (snake, ostrich, alligator)

Ostrich

300

What’s the name of the phenomenon where light changes direction when it passes from one medium to another? (Reflection, Refraction, Reproduction)

Refraction

300

How many legs does a spider have? (2, 6, 8, 29)

8

400

Which organ is responsible for producing insulin? (Brain, Pancreas, Liver)

Pancreas

400

Which planet in our solar system has the highest surface temperature? (Milky Way, Nike, Venus)

Venus

400

What’s the smallest mammal in the world? (whale, elephant, bumble bee bat)

Bumble bee bat

400

What is the most electronegative element on the periodic table? (Flourine, Flouride, Flourascent)

Flourine

400

What is the study of living things called? (Botany, Paleontology, Biology)

Biology

500

Which part of the human body contains the smallest bones? (Ear, Finger, Nose)

Ear

500

Which space probe was the first to leave the solar system? Voyager (1, 26, or 59)

Voyager 1

500

What mammal has the most powerful bite? (Crocodile, Alligator, Hippopotamus)

Hippopotamus

500

What is the name of the process where a substance goes directly from a solid to a gas without becoming a liquid? (Sublimation, Solidification, Liquification)

Sublimation

500

What do you call a baby frog? (Kero Keropi, Kermit, Tadpole)

Tadpole