April Fools’ Biology Quiz: Fool or Fact?

Which of the following animals can survive in outer space without a spacesuit?

• Cockroach

• Goldfish

• Tardigrade

• Housefly

Which of these "facts" about the human body is actually FALSE?

• You swallow about 8 spiders per year in your sleep

• Your bones are five times stronger than steel

• Your stomach gets a new lining every 3–4 days

• Your body has more bacteria cells than human cells

Which of these hybrid animals actually exists?

• A liger (lion + tiger)

• A dogphant (dog + elephant)

• A pengorse (penguin + horse)

• A crocowl (crocodile + owl)

Which of the following is NOT a real scientific name for an animal?

• Aha ha (a type of wasp)

• Bison bison bison (a subspecies of bison)

• Pika pika (a species of rabbit)

• Boops boops (a species of fish)

What would happen if you removed all the DNA from your body and stretched it out?

• It would be long enough to wrap around the Earth 2 times

• It would be as long as a football field

• It would reach the Moon and back multiple times

• It would fit inside a water bottle

Which of the following is a true fact about plants?

• Some plants can explode to disperse their seeds

• Sunflowers turn toward the moon at night

• Grass screams when you cut it (but we can’t hear it)

• Trees can grow upside down if planted correctly

Which of these creatures can live after being cut into pieces?

• Starfish

• Human hair

• Lobster

• Owl

Which of the following human body parts never stops growing?

• Brain

• Nose and ears

• Lungs

• Hands and feet

Which of these is a completely made-up fact?

• The fingerprints of a koala are so similar to humans that they can confuse crime scene investigators

• The heart of a blue whale is the size of a small car

• Snakes can hypnotize their prey with their eyes

• Some frogs can freeze solid in the winter and come back to life in the spring

Which of the following is something scientists have ACTUALLY done?

• Created glow-in-the-dark cats using jellyfish DNA

• Taught worms to solve mazes and pass the knowledge to other worms

• Found mushrooms that can digest plastic

• All of the above