Our Changing Earth Practice Questions

Class 7 · Social Science · 1181 free MCQs with instant results and detailed explanations.

1181
Total
364
Easy
565
Medium
252
Hard

Start Practicing Our Changing Earth

Take a timed quiz or customize your practice session

Quick Quiz (10 Qs) → Mock Test (25 Qs) ⚙ Customize

Topics in Our Changing Earth

Volcanoes 285
Lithospheric Plates 302
Weathering 294
Earthquakes 300

Sample Questions from Our Changing Earth

Here are 10 sample questions. Start a quiz to get randomized questions with scoring.

Q1
Easy
Which of the following is NOT a type of plate boundary?
A. Divergent
B. Convergent
C. Transform
D. Static
Show Answer & Explanation
Correct Answer: D
Static is not a recognized type of plate boundary; the three main types are divergent, convergent, and transform.
Q2
Easy
Which plate is known to be the largest tectonic plate?
A. North American Plate
B. Eurasian Plate
C. Pacific Plate
D. African Plate
Show Answer & Explanation
Correct Answer: C
The Pacific Plate is the largest tectonic plate, covering a significant portion of the Pacific Ocean.
Q3
Easy
What happens at a divergent plate boundary?
A. Plates collide
B. Plates move apart
C. Plates slide past each other
D. Plates float on magma
Show Answer & Explanation
Correct Answer: B
At divergent plate boundaries, tectonic plates move apart from each other, creating new crust.
Q4
Medium
What is the primary driver of plate tectonics in the Earth's lithosphere?
A. Convection currents in the mantle
B. Gravitational pull
C. Magnetic forces
D. Solar radiation
Show Answer & Explanation
Correct Answer: A
The movement of tectonic plates is primarily driven by convection currents in the Earth's mantle, which create forces that push and pull the plates.
Q5
Medium
Which of the following boundaries is characterized by plates moving apart?
A. Transform boundary
B. Convergent boundary
C. Divergent boundary
D. Subduction zone
Show Answer & Explanation
Correct Answer: C
At divergent boundaries, tectonic plates move away from each other, often leading to the formation of new crust, such as at mid-ocean ridges.
Q6
Medium
What type of landform is typically formed at convergent boundaries?
A. Mid-ocean ridges
B. Mountain ranges
C. Plateaus
D. Volcanoes on oceanic ridges
Show Answer & Explanation
Correct Answer: B
Convergent boundaries often lead to the formation of mountain ranges due to the collision of tectonic plates, especially when two continental plates collide.
Q7
Medium
Which layer of the Earth do tectonic plates comprise?
A. Core
B. Mantle
C. Crust
D. Outer core
Show Answer & Explanation
Correct Answer: C
Tectonic plates are rigid sections that make up the Earth's crust, floating on the semi-fluid upper mantle beneath.
Q8
Hard
Which of the following is NOT a type of plate boundary?
A. Convergent
B. Divergent
C. Transform
D. Dispersive
Show Answer & Explanation
Correct Answer: D
Dispersive is not a recognized type of plate boundary; the three main types are convergent, divergent, and transform.
Q9
Hard
What is the primary force driving the movement of tectonic plates?
A. Gravity
B. Solar radiation
C. Earth's rotation
D. Convection currents in the mantle
Show Answer & Explanation
Correct Answer: D
Convection currents in the mantle cause the plates to move due to the heat from the Earth's core.
Q10
Hard
Which geological feature is typically formed at a convergent plate boundary?
A. Mid-ocean ridge
B. Mountain range
C. Rift valley
D. Volcanic island arc
Show Answer & Explanation
Correct Answer: B
A convergent boundary often results in the formation of mountain ranges due to the collision of tectonic plates.

Showing 10 of 1181 questions. Start a quiz to practice all questions with scoring and timer.

Practice All 1181 Questions →

Our Changing Earth — Class 7 Social Science Practice Questions Online

This page contains 1181 practice MCQs for the chapter Our Changing Earth in Class 7 Social Science. The questions are organized by difficulty — 364 easy, 565 medium, 252 hard — so you can choose the right level for your preparation.

Every question includes a detailed explanation to help you understand the concept, not just memorize answers. Take a timed quiz to simulate exam conditions, or practice at your own pace with no time limit. This chapter covers 4 topics, giving you comprehensive coverage of the entire chapter.