General Knowledge: The Basics

Explanation: According to the French/English model, there are 7 continents: Europe, Asia, Africa, North America, South America, Oceania, and Antarctica. Other models (Hispanic, Olympic) consider the Americas as a single continent, giving 6 continents in total.

Explanation: Paris has been the capital of France since the 10th century.

Explanation: Mars owes its red color to the iron oxide (rust) present in large quantities on its surface.

Explanation: A leap year has 366 days, with February 29th added.

Explanation: The lion is nicknamed king of the jungle due to its majestic mane and its position at the top of the food chain.

Explanation: The white dove has been universally recognized as a symbol of peace since antiquity.

Explanation: The rainbow has 7 colors: red, orange, yellow, green, blue, indigo and violet.

Explanation: Vatican City, with only 0.44 km², is the smallest independent state in the world.

Explanation: The yen (¥) has been Japan's official currency since 1871. It is the third most traded currency in the world after the US dollar and euro.

Explanation: The pancreas produces insulin through beta cells located in the islets of Langerhans. This essential hormone regulates blood sugar (glucose) levels.