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Earth MCQ Question and Answer | Geography MCQ Question

Earth MCQ Questions and answers with easy explanations. Geography section provides you all type of mcq questions on Earth with explanations. Earth MCQ is important for exams like IBPS, SCC, UPSC, NEET etc. Page-1 section-3

Each section contains 100 MCQs on Earth .
1
Which of these statements are correct?
1. Ocean currents are the slow-surface movement of water in the ocean
2. Ocean currents assist in maintaining the Earth's heat balance
3. Ocean currents are set in motion primarily by prevailing winds
4. Ocean current are affected by the configuration of the ocean
Discuss
Answer & Solution
Answer: Option B
Solution:
The Ocean currents are not only slow but also could be fast, so 2, 3 and 4 statements are correct.
2
________ is a natural electrical phenomenon characterized by the appearance of streams of reddish or greenish light in the sky, especially near the northern or southern magnetic pole
Discuss
Answer & Solution
Answer: Option D
Solution:
Aurora is a natural electrical phenomenon characterized by the appearance of streams of reddish or greenish light in the sky, especially near the northern or southern magnetic pole. Aurora is a light display phenomenon which often takes place in the polar regions. In this phenomenon electrons collide with upper atmosphere of Earth and when they cool down they release energy in the form of light.
3
The Tropic of Cancer does not pass through ________
Discuss
Answer & Solution
Answer: Option D
Solution:
Apart from Oman, the Tropic of Cancer passes through the Bahamas, Mexico, Mauritania, Mali, Western Sahara, Algeria, Niger, Libya, Egypt, Saudi Arabia, India, China, UAE, Bangladesh, Burma and Taiwan. It passes through the United States in the Hawaiian region. It does not pass through Yemen.
4
The mapping of which of the following is most difficult ?
Discuss
Answer & Solution
Answer: Option C
Solution:
The Earth's interior is composed of four layers, three solid and one liquid not magma but molten metal, nearly as hot as the surface of the sun. The mapping of interior of the Earth of the following is most difficult.
5
Which of the following statements is true?
Discuss
Answer & Solution
Answer: Option B
Solution:
A great circle always divides the Earth in half, thus the Equator is a great circle (but no other latitudes) and all lines of longitude are great circles.
6
Which of the following are true regarding equinoxes?
1. They occur on March 21st and September 23rd
2. They depict equal days and equal nights on March 21st and September 23rd on all places of the earth
3. All places on the earth have equal temperature during equinoxes.
Discuss
Answer & Solution
Answer: Option A
Solution:
An equinox is an event in which a planet's subsolar point passes through its Equator. They occur on March 21 st and September and They depict equal days and equal. nights on March 21 st and September 23rd on all places of the earth.
7
In the earliest days when life originated on earth, the atmosphere contained ________
Discuss
Answer & Solution
Answer: Option D
Solution:
In the earliest days when life originated on earth, the atmosphere contained Oxygen bound to carbon.
8
Summer Solstice in the Southern Hemisphere occurs on ________
Discuss
Answer & Solution
Answer: Option A
Solution:
Summer Solstice in the Southern Hemisphere occurs on 21st December.
9
Solar eclipse occurs when ________
Discuss
Answer & Solution
Answer: Option C
Solution:
A solar eclipse occurs when the moon gets between Earth and the sun, and the moon casts a shadow over Earth. A solar eclipse can only take place at the phase of new moon, when the moon passes directly between the sun and Earth and its shadows fall upon Earth's surface.
10
Which of the following statements is correct ?
1. All meridians are of the same length
2. All latitudes are of the same length
3. The Prime Meridian is the longest meridian
4. The Equator is the longest latitude
Discuss
Answer & Solution
Answer: Option D
Solution:
All meridians are of equal length; each is one-half the length of the equator. All meridians converge at the poles and are true north-south lines. The equator is located at 0° latitude, which means it is located at the circunference of Earth. Earth is shaped like a sphere, and the circumference of a sphere is the longest distance around any part of the sphere. Therefore, this makes the equator the longest line of latitude.