Geography (India & World) • Topic 3 of 4

World Geography

There are seven continents (Asia largest, Australia smallest) and five oceans (Pacific largest, Arctic smallest). The Equator (0° latitude) and the Prime Meridian (0° longitude, through Greenwich) are the two master reference lines.

The two master lines of the globe

Equator 0° latitude Prime Meridian 0° longitude (Greenwich)
Latitude is measured from the Equator; longitude from the Prime Meridian.

World superlatives SSC repeats

SuperlativeAnswer
Largest continent / smallestAsia / Australia
Largest ocean / smallestPacific / Arctic
Longest riverNile (Africa)
Largest hot desertSahara
Highest peak on EarthMount Everest (Nepal)

✅ Solved examples

1. Which is the largest ocean?
The Pacific Ocean.
2. Which is the longest river in the world?
The Nile (in Africa).
3. The Prime Meridian passes through which place?
Greenwich (London), at 0° longitude.
4. Largest hot desert in the world?
The Sahara.

✏️ Practice — try these, take hints as needed

1. The largest continent is?
Includes India.
—
—
Asia
2. Smallest ocean in the world?
Far north.
—
—
Arctic Ocean
3. Highest mountain peak on Earth?
In Nepal.
—
—
Mount Everest
4. 0° latitude is called the?
Divides hemispheres.
—
—
Equator
5. Smallest continent?
Also a country.
—
—
Australia

📝 Topic test — 8 questions

Auto-graded with full solutions; saved to your dashboard. Use the calculator and formula sheet (top-right) any time.

Loading questions…
← Rivers, Mountains & Lakes Climate & Agriculture →