Chapter Exam

Chapter 2: The Origin and Evolution of the Earth — Online MCQ Test

Q: According to the Big Bang theory, the universe began with a massive ______.

Answer: A. explosion — The Big Bang theory explains the origin of the universe as a huge explosion from a highly dense, hot state.

Q: Which of the following is the closest star to the Earth?

Answer: B. Sun — The Sun is the nearest star to Earth and the center of our solar system.

GEOGRAPHY · Grade 11 · CBSE(NCERT)

Practice Chapter 2: The Origin and Evolution of the Earth with a free chapter-wise online MCQ test for CBSE(NCERT) Grade 11 GEOGRAPHY. This chapter covers: Big Bang nebular hypothesis origin of Earth planets stars solar system lithosphere atmosphere hydrosphere Earth evolution. AI-generated questions from basic to board-exam level, with instant results and explanations.

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Chapter 2: The Origin and Evolution of the Earth — Important Questions & Answers (FAQ)

Frequently asked questions from CBSE(NCERT) Grade 11 GEOGRAPHY — Chapter 2: The Origin and Evolution of the Earth, with answers and explanations. These are sample questions; the exam has its own separate question set.

According to the Big Bang theory, the universe began with a massive ______.

A. explosion ✓
B. collision of planets
C. condensation of clouds
D. formation of mountains

Answer: A. explosion
The Big Bang theory explains the origin of the universe as a huge explosion from a highly dense, hot state.

Which of the following is the closest star to the Earth?

A. Alpha Centauri
B. Sun ✓
C. Sirius
D. Polaris

Answer: B. Sun
The Sun is the nearest star to Earth and the center of our solar system.

Which sequence correctly shows the stages in the formation of planets according to the nebular hypothesis?

A. Gas cloud → condensation → planetesimals → planets ✓
B. Planets → gas cloud → stars → dust
C. Dust → oceans → planets → stars
D. Stars → planets → nebula → dust cloud

Answer: A. Gas cloud → condensation → planetesimals → planets
In the nebular hypothesis, a gas cloud condensed, forming planetesimals that later accreted into planets.

Why is Earth considered unique among the inner planets?

A. It has the largest number of moons.
B. It contains liquid water on its surface and a life-supporting atmosphere. ✓
C. It is closest to the Sun.
D. It has the thickest crust.

Answer: B. It contains liquid water on its surface and a life-supporting atmosphere.
Earth is unique because it has liquid water and an atmosphere suitable for life, unlike the other inner planets.

Which of the following best matches the sequence of major events in Earth’s evolution?

A. Formation of oceans → formation of crust → origin of atmosphere → cooling of Earth
B. Cooling of Earth → crust formation → atmosphere formation → condensation of water ✓
C. Atmosphere formation → cooling of Earth → crust formation → planet formation
D. Planet formation → oceans → stars → atmosphere

Answer: B. Cooling of Earth → crust formation → atmosphere formation → condensation of water
The Earth first cooled, then the crust formed, followed by atmosphere development and later condensation of water into oceans.