science
science
science
science
science
100

What planet is known as the red planet?

Mars

100
how many legs does a spider have?

Eight

100

What is the boiling point of water?

100 degree C 

100
How many bones does the human body have?

206 

100

Which planet is closest to the sun?

Mercury 

200

 What gas do plants produce during photosynthesis?

Oxygen

200

What is the main gas found in the air we breathe?

Nitrogen

200

What is the hardest natural substance on Earth?

Diamond

200

What is the largest mammal in the world?

Blue Whale

200

What is the term for animals that only eat plants?

Herbivore 

300

What is the smallest unit of life?

cell

300

What is a baby frog called?

Tadpole

300

What do bees collect from flowers?

Nectar

300

What part of the human body is made up of the most bones?

Hands

300

What is the name of the galaxy we live in?

Milky Way

400

How many hearts does an octopus have?

Three

400

What do you call a scientist who studies rocks?

Geologist

400

What type of animal is a Komodo dragon?

Reptile

400

What is the study of the weather called?

Meteorology

400

What planet is known as the Morning Star?

Venus

500

What is the name of the first man to walk on the moon?

Neil Armstrong

500

Which metal is the best conductor of electricity?

Silver

500

What is a group of stars that form a pattern called?

A Constellation

500

What is a scientist who studies fossils called?

Paleontologist 

500

What is the smallest bird in the world?

Bee Hummingbird