Chapter Exam

Chapter 2: The Solar System and the Earth — Online MCQ Test

Q: Which planet is known as the 'Red Planet' in our solar system?

Answer: B. Mars — Mars is known as the Red Planet due to the prevalence of iron oxide on its surface, which gives it a reddish appearance.

Q: The imaginary lines running from North Pole to South Pole are called:

Answer: B. Longitudes — Longitudes are semi-circles that run from the North Pole to the South Pole and are used to measure distance east or west of the Prime Meridian.

Q: What causes the occurrence of seasons on Earth?

Answer: B. Revolution and the tilt of the Earth's axis — Seasons are caused by the combination of the Earth's revolution around the Sun and the constant 23.5-degree tilt of its axis.

Q: If it is 12:00 PM at 0° longitude (Greenwich), what is the time at 60° East longitude?

Answer: B. 4:00 PM — Each degree of longitude represents 4 minutes. 60 degrees multiplied by 4 equals 240 minutes, which is 4 hours ahead.

Q: Which combination of factors best explains why the Earth's core remains hot?

Answer: B. Radioactive decay and primordial heat — The Earth's core retains heat from its formation (primordial heat) and the ongoing decay of radioactive isotopes like uranium and thorium.

GEOGRAPHY · CLASS 11th · Tamil Nadu State Board

Practice Chapter 2: The Solar System and the Earth with a free chapter-wise online MCQ test for Tamil Nadu State Board CLASS 11th GEOGRAPHY. This chapter covers: Focusing on planetary geography this chapter details the origin of the solar system Earth motion movements seasonal variations and Earth internal structure. Students explore latitu.... AI-generated questions from basic to board-exam level, with instant results and explanations.

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Chapter 2: The Solar System and the Earth — Important Questions & Answers (FAQ)

Frequently asked questions from Tamil Nadu State Board CLASS 11th GEOGRAPHY — Chapter 2: The Solar System and the Earth, with answers and explanations. These are sample questions; the exam has its own separate question set.

Which planet is known as the 'Red Planet' in our solar system?

A. Venus
B. Mars ✓
C. Jupiter
D. Saturn

Answer: B. Mars
Mars is known as the Red Planet due to the prevalence of iron oxide on its surface, which gives it a reddish appearance.

The imaginary lines running from North Pole to South Pole are called:

A. Latitudes
B. Longitudes ✓
C. Equator
D. Tropics

Answer: B. Longitudes
Longitudes are semi-circles that run from the North Pole to the South Pole and are used to measure distance east or west of the Prime Meridian.

What causes the occurrence of seasons on Earth?

A. Rotation of the Earth on its axis
B. Revolution and the tilt of the Earth's axis ✓
C. Distance from the Sun
D. Gravitational pull of the Moon

Answer: B. Revolution and the tilt of the Earth's axis
Seasons are caused by the combination of the Earth's revolution around the Sun and the constant 23.5-degree tilt of its axis.

If it is 12:00 PM at 0° longitude (Greenwich), what is the time at 60° East longitude?

A. 2:00 PM
B. 4:00 PM ✓
C. 10:00 AM
D. 8:00 AM

Answer: B. 4:00 PM
Each degree of longitude represents 4 minutes. 60 degrees multiplied by 4 equals 240 minutes, which is 4 hours ahead.

Which combination of factors best explains why the Earth's core remains hot?

A. Solar radiation and friction
B. Radioactive decay and primordial heat ✓
C. Volcanic activity and mantle convection
D. Gravitational pull of the Moon and Sun

Answer: B. Radioactive decay and primordial heat
The Earth's core retains heat from its formation (primordial heat) and the ongoing decay of radioactive isotopes like uranium and thorium.

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Chapter 1: Fundamentals of Geography

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Chapter 3: Lithosphere – Endogenic Processes