EXAM SIMULATION

Which planet is known as the Red Planet?

• Saturn

• Jupiter

• Venus

• Mars

Answer explanation

Mars is known as the Red Planet due to its reddish appearance, which is caused by iron oxide (rust) on its surface. The other options, Saturn, Jupiter, and Venus, do not have this characteristic.

What is the largest mammal in the world?

• Giraffe

• Hippopotamus

• Blue whale

• African elephant

Answer explanation

The blue whale is the largest mammal in the world, reaching lengths of up to 100 feet and weights of around 200 tons. In comparison, giraffes, hippopotamuses, and African elephants are significantly smaller.

Who wrote the play 'Romeo and Juliet'?

• William Shakespeare

• Arthur Miller

• Tennessee Williams

• Christopher Marlowe

Answer explanation

The play 'Romeo and Juliet' was written by William Shakespeare, a renowned playwright of the English Renaissance. The other options, Arthur Miller, Tennessee Williams, and Christopher Marlowe, are notable writers but did not write this play.

What is the hardest natural substance on Earth?

• Diamond

• Emerald

• Sapphire

• Ruby

Who painted the Mona Lisa?

• Pablo Picasso

• Vincent van Gogh

• Leonardo da Vinci

• Claude Monet

Answer explanation

The Mona Lisa was painted by Leonardo da Vinci, a renowned Italian artist of the Renaissance. The other artists listed, such as Picasso and van Gogh, are famous for different works and styles.

Which gas is most abundant in the Earth's atmosphere?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen

Answer explanation

Nitrogen is the most abundant gas in the Earth's atmosphere, making up about 78% of it. In contrast, oxygen comprises about 21%, while carbon dioxide and hydrogen are present in much smaller amounts.

What is the largest desert in the world?

• Sahara

• Arabian

• Gobi

• Antarctic

Answer explanation

The largest desert in the world is the Antarctic Desert. While the Sahara is often thought of as the largest hot desert, the Antarctic is classified as a cold desert and covers a larger area.

What is the boiling point of water at sea level?

• 100°C

• 90°C

• 80°C

• 110°C

Answer explanation

The boiling point of water at sea level is 100°C. This is a standard value used in science and cooking, making it the correct answer among the options provided.

What is the largest organ in the human body?

• Heart

• Liver

• Skin

• Lungs

Answer explanation

The skin is the largest organ in the human body, covering the entire surface and serving as a protective barrier. It is larger than the heart, liver, and lungs, making it the correct answer.

Which planet is known for its rings?

• Earth

• Jupiter

• Saturn

• Uranus

Answer explanation

Saturn is well-known for its stunning rings, which are made up of ice and rock particles. While other planets like Jupiter and Uranus have rings, none are as prominent or visually striking as those of Saturn.