IGKO Class 4 - Sample question paper 05
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Q51) What is the world ranking of Indian railway network?
a) 1
b) 2
c) 3
d) 4
Answer: a) 1
Explanation: India has one of the largest railway networks in the world, ranking at number 1 in terms of total track length.
Q52) India’s first post office was set up in which place?
a) Mumbai
b) Calcutta
c) New Delhi
d) Madras
Answer: b) Calcutta
Explanation: India's first post office was set up in Calcutta (now Kolkata) during British colonial rule.
Q53) Which of the following can be used to travel from Delhi to USA?
a) Bus
b) Rail
c) Plane
d) None of these
Answer: c) Plane
Explanation: The most practical and common means of travel from Delhi to the USA is by airplane.
Q54) Which animal can be used to carry heavy logs and trunks in forests?
a) Horse
b) Donkey
c) Monkey
d) Elephant
Answer: d) Elephant
Explanation: Elephants are often used in some parts of the world, particularly in Asia, to carry heavy logs and trunks in forests due to their size and strength.
Q55) Which of these is not a helper at Indian Railways?
a) Bus
b) Ticket Checker
c) Coolie
d) Sweeper
Answer: a) Bus
Explanation: While ticket checkers, coolies, and sweepers are roles associated with Indian Railways, buses are not typically considered helpers within the context of railway operations.
Q56) Astronauts go into space in _______ .
a) space shuttle
b) rockets
c) bikes
d) cars
Answer: b) rockets
Explanation: Astronauts travel into space aboard rockets, which are powerful vehicles designed to carry payloads and crew beyond Earth's atmosphere.
Q57) Which of the following can go under water?
a) Ship
b) Jet
c) Submarine
d) None of these
Answer: c) Submarine
Explanation: Submarines are specifically designed watercraft capable of operating underwater, allowing them to travel beneath the ocean's surface for extended periods.
Q58) In a village, most of the roads are:
a) unmetalled
b) kutcha
c) pukka
d) pitched
Answer: b) kutcha
Explanation: In villages, many roads are often made of kutcha surfaces, which are less durable and more natural in comparison to paved or pitched roads.
Q59) Which mode of transport does not produce smoke?
a) Car
b) Truck
c) Cycle
d) None of these
Answer: c) Cycle
Explanation: Cycles are human-powered vehicles and do not have engines, so they do not produce smoke like cars and trucks.
Q60) Which is the slowest means of communication?
a) Telephone
b) Post Card
c) Fax
d) E-mail
Answer: b) Post Card
Explanation: Postcards typically take longer to reach their destination compared to other means of communication like telephone, fax, and email, which can be relatively faster.
Q61) To weigh roughly two-thirds less than that you weigh on Earth, which planet would you be on?
a) Uranus
b) Venus
c) Mars
d) Jupiter
Answer: c) Mars
Explanation: The gravitational force on Mars is weaker than that on Earth, so you would weigh less on Mars compared to Earth.
Q62) I am the largest member of the Solar system. I have my own light and without me plants can’t manufacture their food. Who am I?
a) Earth
b) Jupiter
c) Sun
d) Saturn
Answer: c) Sun
Explanation: The Sun is the largest celestial body in the Solar System and it emits light and energy through nuclear fusion. Plants use sunlight to perform photosynthesis, which is crucial for manufacturing food.
Q63) GPS that tracks the location is an abbreviation of
a) Global Pointing System
b) Global Positioning System
c) General Positioning System
d) Global Positioning Service
Answer: b) Global Positioning System
Explanation: GPS stands for Global Positioning System, which is used to track and determine locations using signals from satellites.
Q66) When was the first artificial satellite Sputnik-1 sent into space?
a) 1967
b) 1957
c) 1977
d) 1937
Answer: b) 1957
Explanation: The first artificial satellite, Sputnik-1, was launched into space by the Soviet Union on October 4, 1957.
Q67) The Earth is in which Galaxy?
a) Andromeda Galaxy
b) Milky Way Galaxy
c) Cygnus A
d) Virgo A
Answer: b) Milky Way Galaxy
Explanation: The Earth is part of the Milky Way Galaxy, which is a spiral galaxy that contains our Solar System.
Q68) Which planet is known as earth’s Twin Sister Planet?
a) Jupiter
b) Saturn
c) Venus
d) Mars
Answer: c) Venus
Explanation: Venus is often referred to as Earth's "twin sister" planet due to their similar size and composition.
Q69) Comets revolves around
a) Sun
b) Moon
c) Earth
d) Venus
Answer: a) Sun
Explanation: Comets are celestial objects that have highly elliptical orbits around the Sun. As they approach the Sun, they develop a glowing coma and sometimes a tail.
Q70) The Period of one revolution of Sun around the centre of galaxy is called:
a) Parsec
b) Astronomical Year
c) Light Year
d) Cosmic Year
Answer: d) Cosmic Year
Explanation: The period of one revolution of the Sun around the center of our galaxy, the Milky Way, is referred to as a "Cosmic Year."
Q76) Messenger satellite has been launched by NASA for the study of:
a) Earth
b) Mars
c) Mercury
d) Neptune
Answer: c) Mercury
Explanation: The Messenger satellite was launched by NASA for the study of the planet Mercury.
Q71) Which among the following doesn't have its own light?
a) Stars
b) Moon
c) Sun
d) None of the above
Answer: b) Moon
Explanation: The Moon doesn't have its own light; it reflects the sunlight that falls on it.
Q72) What is the major constituent of the Sun?
a) Oxygen
b) Carbon dioxide
c) Helium and Hydrogen
d) Oxygen and Nitrogen
Answer: c) Helium and Hydrogen
Explanation: The major constituents of the Sun are helium and hydrogen.
Q73) How many days does it take to complete one revolution around the Sun for the planet Mercury?
a) 150 days
b) 365 days
c) 88 days
d) 235 days
Answer: c) 88 days
Explanation: It takes approximately 88 days for the planet Mercury to complete one revolution around the Sun.
Q74) The planet Uranus and its two moons, Oberon and Titania, were discovered by:
a) Stephen Hawking
b) Charles Messier
c) Harlow Shapley
d) Sir William Herschel
Answer: d) Sir William Herschel
Explanation: The planet Uranus and its two moons, Oberon and Titania, were discovered by Sir William Herschel.
Q75) These are cosmic snowballs of frozen gases, rock, and dust which, when they come close to the Sun, heat up and spew dust and gases. The dust and gases form a tail that stretches away from the Sun for millions of kilometers. These celestial bodies are:
a) Meteors
b) Comets
c) Stars
d) Asteroids
Answer: b) Comets
Explanation: Comets are cosmic snowballs that heat up and release dust and gases when they come close to the Sun, forming a characteristic tail.