Chapter-21 Exploring Continents Africa Australia and Antarctica — Online MCQ Test
SOCIAL · Samacheer Kalvi 8th · Tamil Nadu State Board
Practice Chapter-21 Exploring Continents Africa Australia and Antarctica with a free chapter-wise online MCQ test.
This chapter covers: Sahara Desert Nile Great Barrier Reef Penguins White Continent Explains the geography climate flora and fauna of Africa Australia and Antarctica.
AI-generated questions from basic to board-exam level, with instant results and explanations.
Chapter-21 Exploring Continents Africa Australia and Antarctica — Important Questions & Answers
Which continent is known as the "White Continent"?
- A. Africa
- B. Australia
- C. Antarctica
- D. Europe
Answer: C. Antarctica
Antarctica is called the White Continent because it is covered almost entirely by ice and snow throughout the year.
Antarctica is called the White Continent because it is covered almost entirely by ice and snow throughout the year.
The Sahara Desert is located in which continent?
- A. Africa
- B. Australia
- C. Antarctica
- D. South America
Answer: A. Africa
The Sahara Desert is the largest hot desert in the world and is found in northern Africa.
The Sahara Desert is the largest hot desert in the world and is found in northern Africa.
Which river is considered the longest river in the world and is found in Africa?
- A. Amazon
- B. Nile
- C. Yangtze
- D. Mississippi
Answer: B. Nile
The Nile River flows through northeastern Africa and is traditionally known as the longest river in the world.
The Nile River flows through northeastern Africa and is traditionally known as the longest river in the world.
Which of the following comparisons is correct?
- A. Africa is mostly covered by ice, while Antarctica has tropical rainforests
- B. Australia has the Great Barrier Reef, while Antarctica is known for penguins
- C. The Nile flows through Australia, while the Sahara is in Antarctica
- D. Africa is a small island, while Australia is a river
Answer: B. Australia has the Great Barrier Reef, while Antarctica is known for penguins
Australia is famous for the Great Barrier Reef, and Antarctica is famous for penguins and icy landscapes.
Australia is famous for the Great Barrier Reef, and Antarctica is famous for penguins and icy landscapes.
Which of the following is the most accurate reason for the Great Barrier Reef being important?
- A. It is a source of ice for ships
- B. It supports a wide variety of marine life and protects coastal areas
- C. It is the highest mountain range in Australia
- D. It is the main source of river water in Africa
Answer: B. It supports a wide variety of marine life and protects coastal areas
The reef provides habitat for marine organisms and also helps reduce the impact of waves on the coast.
The reef provides habitat for marine organisms and also helps reduce the impact of waves on the coast.