How many bones does an adult human have?

• 207

• 206

• 208

• 209

Who was the first man to walk on the moon?

• Neil Armstrong

• Lance Armstrong

• Nill Armstrong

• Lein Armstrong

Which is the nearest star to planet earth?

• Moon

• Sun

• Saturn

• Galaxy

Which is the principal source of energy for earth?

• Stars

• Moon

• Sun

• Mills

How many lungs does the human body have?

• Three

• Two

• One

• Four

Which is the tallest mountain in the world?

• Mount Everest

• Mauna Kea

• Mount Chimborazo

• Mount K2

Which is the fastest animal on the land?

• Peregrine falcon

• Black Marlin

• Lion

• Cheetah

Which planet is known as the Red Planet?

• Mercury

• Earth

• Mars

• Saturn

What is the longest river in the world?

• Pacific Ocean

• Amazon

• Nile

• Coveñas

On what continent is located Ecuador?

• North America

• Asia

• America

• Europe