Planets
Animals
100

What is the third planet from the sun? 

Earth

100

What is the only bird that can fly backward?

The hummingbird.

200

Which planet has the largest moon? 

Jupiter (Ganymede)

200

What is the only animal that cannot jump? 

Elephant. 

300

How many dwarf planets are there in our solar system? 

Five, counting Pluto. 
300

What is the fastest animal on land? 

Cheetah

400

How old is the universe?

Approximately 13.8 billion years old.

400

What is the only mammal that can fly? 

Bats.

500

What is the nearest galaxy? 

Andromeda

500

What animal do humans share the most DNA with? 

Chimps