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Practice Test: World Geography - 9


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25 Questions MCQ Test Geography for UPSC CSE | Practice Test: World Geography - 9

Practice Test: World Geography - 9 for UPSC 2023 is part of Geography for UPSC CSE preparation. The Practice Test: World Geography - 9 questions and answers have been prepared according to the UPSC exam syllabus.The Practice Test: World Geography - 9 MCQs are made for UPSC 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Practice Test: World Geography - 9 below.
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Practice Test: World Geography - 9 - Question 1

Which of the following planets has almost the same mass, size and density as the Earth ?    

Practice Test: World Geography - 9 - Question 2

Which planet was for the first time observed in 1930 ?    

Practice Test: World Geography - 9 - Question 3

Which of the following types of motion of the Earth has not produced any observable effect for centuries?    

Practice Test: World Geography - 9 - Question 4

What percentage of the irregular surface of the Earth is covered with water ?    

Practice Test: World Geography - 9 - Question 5

Who, amongst the following, invented the principle of reflecting telescope, which is now used as the world's largest optical telescope ?    

Practice Test: World Geography - 9 - Question 6

Who, amongst the following, was the first to measure the distance round the Earth ?    

Practice Test: World Geography - 9 - Question 7

Name the two planets which appear as ‘morning star’ in the eastern sky and ‘evening star’in the western sky.    

Detailed Solution for Practice Test: World Geography - 9 - Question 7

Mercury and Venus are the two planets that can be seen as morning and evening star in the sky. Mercury being the closest to the Sun is hidden in the glare of the sun and is rarely visible. Venus appears in the eastern sky before sunrise and appears in the western sky after the sunset.

Practice Test: World Geography - 9 - Question 8

Name the two planets which appear as ‘morning star’ ​in the eastern sky and ‘evening star’in the western sky.

Detailed Solution for Practice Test: World Geography - 9 - Question 8

A is the correct option.Bright Mars rises in the east in the early evening.Venus appears in the eastern sky before sunrise and appears in the western sky after the sunset. Due to their visibility before sunrise and after sunset, they are called evening and morning stars.

Practice Test: World Geography - 9 - Question 9

The Earth revolves around the Sun at a speed of    

Practice Test: World Geography - 9 - Question 10

Why does the Moon always keep roughly the same face turned towards us ?    

Practice Test: World Geography - 9 - Question 11

Which of the following motions of the Earth is the slowest ?    

Detailed Solution for Practice Test: World Geography - 9 - Question 11

Earth’s polar axis changes direction very slowly, just like a spinning top. This effect is called precession and one full turn lasts almost 26,000 years.

Practice Test: World Geography - 9 - Question 12

Counting outwards from the Sun, .....is the eighth planet of the Solar System.     

Practice Test: World Geography - 9 - Question 13

Which of the following planets turns on its axis in 24 hours and 37 minutes?    

Practice Test: World Geography - 9 - Question 14

After about another 12,000 years the axis of rotation of Earth will point at which of the following stars?    

Practice Test: World Geography - 9 - Question 15

In which part of the Solar System is the Sun located ?    

Practice Test: World Geography - 9 - Question 16

The Sun is    

Practice Test: World Geography - 9 - Question 17

What will happen if the Earth were to stop its rotatory motion on its axis ?    

Practice Test: World Geography - 9 - Question 18

The apparent motion of celestial objects like the stars, planets and satellites (as seen from the Earth) from east to west is    

Practice Test: World Geography - 9 - Question 19

Who wrote the book “The Harmonies of the World”?    

Practice Test: World Geography - 9 - Question 20

All of the following planets have lesser diameter than the Earth, except    

Practice Test: World Geography - 9 - Question 21

Which of the following planets reflects back to space the highest percentage of light it receives from the Sun compared to any other planet of the Solar System ?    

Practice Test: World Geography - 9 - Question 22

The number of constellations in the Milky Way Galaxy is    

Practice Test: World Geography - 9 - Question 23

Nearly what proportion of the total amount of Sun's energy coming to the Earth is directly reflected back into space by its top atmosphere ?    

Practice Test: World Geography - 9 - Question 24

The Sun consists mostly of    

Practice Test: World Geography - 9 - Question 25

The temperatures at the surface of the Sun and its centre are, respectively, about    

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