Concept Booster: TNPSC Geography Quiz (India & World)

Understanding basic Geography concepts is important for scoring well in TNPSC exams. This section explains key topics from the TNPSC Geography Quiz in a simple and easy-to-revise format, helping you strengthen your knowledge of India and World Geography MCQs.

Tropic of Cancer in India

The Tropic of Cancer (23½° N) divides India into tropical and subtropical regions and passes through 8 states.

• Gujarat, Rajasthan, Madhya Pradesh, Chhattisgarh, Jharkhand, West Bengal, Tripura, Mizoram
• Northern limit of tropical region
• Affects climate and seasons

👉 Remember: “Tropic of Cancer = 8 states”

Highest Mountain Peak

Mount Everest is the highest peak in the world, located in the Himalayas.

• Height: 8848.86 meters
• Nepal–China border
• Called Sagarmatha (Nepal)
• Part of Himalayan range

👉 Remember: “Everest = Highest peak”

Largest Desert

Antarctica is the largest desert in the world, while Sahara is the largest hot desert.

• Antarctica → Cold desert
• Sahara → Hot desert
• A desert gets very little rainfall.
• Desert regions have very low precipitation.

👉 Remember: “Antarctica biggest, Sahara hottest”

Sorrow of Bihar

Kosi River is called the “Sorrow of Bihar” due to frequent floods.

• Changes course often
• Causes heavy damage
• Origin: Himalayas (Nepal)
• Carries heavy silt

👉 Remember: “Kosi = Flood problem”

Capital of Australia

Canberra is the capital of Australia and is a planned city.

• Located between Sydney & Melbourne
• Political center
• Chosen as compromise capital
• Houses Parliament

👉 Remember: “Canberra = Capital (not Sydney)”

Longest River

The Nile River is considered the longest river in the world.

• Flows through Africa
• Drains into Mediterranean Sea
• Amazon → largest by volume
• Nile flows northwards

👉 Remember: “Nile = Longest river”

Tamil Nadu Borders

Tamil Nadu shares borders with three states in South India.

• Kerala
• Karnataka
• Andhra Pradesh
• Has coastline along Bay of Bengal
• Southern tip: Kanyakumari

👉 Remember: “TN = 3 neighbouring states”

Largest Continent

Asia is the largest and most populous continent in the world.

• Covers about 30% of land
• Highest population
• Includes India & China
• Contains Himalayas

👉 Remember: “Asia = Largest continent”

Latitude 0°

The Equator (0° latitude) divides Earth into two hemispheres.

• Northern Hemisphere
• Southern Hemisphere
• Receives maximum sunlight
• Equal day and night

👉 Remember: “0° = Equator”

Thar Desert Location

The Thar Desert is located mainly in Rajasthan, India.

• Extends into Pakistan
• Also called Great Indian Desert
• Located in northwest India
• Low rainfall region

👉 Remember: “Thar = Rajasthan desert”

Final Revision Tips

• Tropic of Cancer → 8 states
• Everest → Highest peak
• Antarctica → Largest desert
• Kosi → Sorrow of Bihar
• Canberra → Australia capital
• Nile → Longest river
• TN → 3 states border
• Asia → Largest continent
• Equator → 0° latitude
• Thar → Rajasthan

Authority Reference

👉 NCERT Class 6 Geography – The Earth Our Habitat