SSC CGL Geography – Landforms – Mountains, Plateaus, Plains, Volcanoes & Earthquakes – Level 3 · Challenge

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SSC CGL Geography – Landforms – Mountains, Plateaus, Plains, Volcanoes & Earthquakes – Level 3 · Challenge – 8 questions, subject: Geography – India & World. Every question has the correct answer with a one-line explanation; tap "Show Answer". Free practice for TNPSC, UPSC, SSC, Bank and RRB exams – Shanmugam IAS Academy, Coimbatore.

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1.  
Statement-basedConsider:
I. Ocean crust is destroyed at trenches.
II. The oldest ocean-floor rocks are older than the oldest continental rocks.
III. New crust forms at mid-ocean ridges.
Which are correct?

Correct Answer: D [I and III only]

Explanation:

Ocean floor is young; continental rocks are far older.

2.  
Which of these is NOT evidence for continental drift?

Correct Answer: A [Volcanoes of the Ring of Fire]

Explanation:

The Ring of Fire is explained by subduction, not used by Wegener as drift evidence.

3.  
A volcano with broad, gentle slopes built by runny basaltic lava is a:

Correct Answer: D [Shield volcano]

Explanation:

Runny lava spreads far → gentle slopes (Mauna Loa).

4.  
Arrange in orderArrange the stages of erosion of a headland by waves: sea stack, sea cave, sea arch

Correct Answer: C [sea cave, sea arch, sea stack]

Explanation:

Crack → cave → arch → stack → stump.

5.  
Which pair (Indian feature – landform) is correct?

Correct Answer: A [Chilika – lagoon]

Explanation:

Borra: limestone caves; Sundarbans: delta; Narmada: estuary.

6.  
Roughly how many times more energy does an earthquake of magnitude 6.5 release than one of 5.0?

Correct Answer: B [About 180]

Explanation:

Energy ratio = 10^(1.5 × 1.5) = 10^2.25 ≈ 178.

7.  
Block mountains are formed mainly by:

Correct Answer: D [faulting]

Explanation:

Horsts rise and grabens drop between faults.

8.  
Assertion–Reason
A: Hawaii has active volcanoes.
R: Hawaii lies on a convergent plate boundary.

Correct Answer: A [A is true but R is false]

Explanation:

Hawaii lies over a hot spot in the middle of the Pacific plate.

➤ Full notes, shortcuts and every answer explained – SSC CGL 2026 Geography – India & World book (₹149): www.shanmugamiasacademy.in/study-materials/ssc-cgl-geography-india-world

📘 TNPSC பொது அறிவு அலகு II — இந்தியாவின் புவியியல் (Geography of India) – முழுமையான பாடநூல்
Here you get the answer with a one-line explanation. TNPSC பொது அறிவு அலகு II இந்தியப் புவியியல் முழுவதும் · 14 அத்தியாயங்கள் · 340 பயிற்சி வினாக்கள் விளக்கத்துடன் · 2 மாதிரித் தேர்வுகள் (100 வினாக்கள்) · வரைபடங்கள், 14 மனவரைபடங்கள் · ஒவ்வோர் அத்தியாயத்திலும் தமிழ்நாடு பார்வை
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