Q 01/05

Which is the largest planet in our Solar System?

A) Jupiter

B) Earth

C) Saturn

D) Neptune

Answer · why

A) Jupiter

Jupiter is the largest planet in the Solar System: about 1,300 Earths would fit inside it, and it outweighs all the other planets combined.

Q 02/05

What is the fastest land animal?

A) The pronghorn

B) The cheetah

C) The lion

D) The greyhound

Answer · why

B) The cheetah

The cheetah is the fastest land animal, sprinting at roughly 60 to 70 mph in short bursts thanks to a flexible spine and long legs.

Q 03/05

Which is the tallest animal alive today?

A) The ostrich

B) The moose

C) The giraffe

D) The elephant

Answer · why

C) The giraffe

The giraffe is the tallest living animal; adult males stand about 18 feet (5.5 m), and it is also the largest ruminant, chewing its cud like a cow.

Q 04/05

Which is the largest and deepest ocean?

A) The Arctic

B) The Atlantic

C) The Indian

D) The Pacific

Answer · why

D) The Pacific

The Pacific is the largest and deepest ocean: it covers more area than all of Earth's land combined and holds the Mariana Trench, nearly 11 km down.

Q 05/05

How many legs does a spider have?

A) 2

B) 4

C) 6

D) 8

Answer · why

D) 8

A spider has 8 legs, each built from seven segments; insects have only six legs, which is the quickest way to tell the two apart.