Answer: Mosquitoes
Malaria is a very dangerous disease caused by female mosquitoes.

Answer: No
Not all types of snakes are poisonous. Some examples of non-venomous snakes include boas and pythons.

Answer: 71%
About 71% of the Earth's surface is covered by water.

Answer: 50
The United States of America is made up of 50 states. Each of these states is represented by a star on the country's flag.

Answer: Atlantic Ocean
The Titanic was a passenger liner from England which sank on April 15, 1912 in the North Atlantic Ocean.

Answer: Rhode Island
Rhode Island is the smallest state in the United States based on its land area. In all, the state has an area of just 4,002 square kilometers.

Answer: Google
Google Search is the world's most famous search engine. It was launched in September 1997.

Answer: Oak
The acorn is actually the fruit of the Oak tree and they begin showing up after the tree is 20 years old.

Answer: Greece
Athens in Greece is the birthplace of democracy.

Answer: 100
A century is a period of 100 years.