More Questions on Earth
- Q. Which of the following statements regarding the earth’s axis are true? 1. It makes an angle of 23.5o with the plane of ecliptic 2. It maintains a flexible orientation with respect to the stars 3. It is the most important fact connected with Earth-Sun relationship
A)1 and 3
B)1 and 2
C)2 and 3
D)1, 2 and 3
Answer: 1 and 3
- Q. The mean radius of the earth is approximately ________
A)9600 km
B)3200 km
C)6400 km
D)12800 km
Answer: 6400 km
- Q. Which of the following phenomenon is/are the effect of the rotation of the Earth? 1. Apparent movement of the Sun, the Moon and the Stars. 2. Flatness of the poles and bulge at the Equator. 3. Occurrence of sunrise, noon and sunset 4. Magnetic field of the earth.
A)1, 2 and 3
B)1 and 3
C)2 and 3
D)1, 2, 3 and 4
Answer: 1, 2, 3 and 4
- Q. The word used to describe the shape of earth is ________
A)Sphere
B)Flat
C)Circle
D)Oblate spheroid
Answer: Oblate spheroid
- Q. The imaginary lines joining places of same height at equal intervals are
A)Spot-heights
B)Hachures
C)Contours
D)Isomers
Answer: Contours
- Q. Heat received by earth from the Sun is known as ________
A)Solar radiation
B)Insolation
C)Solar heat
D)Thermal radiation
Answer: Solar radiation
- Q. When does tides rise in sea?
A)When Moon is on first phase
B)Only on lunar day
C)Full Moon and half Moon
D)Only half Moon
Answer: Full Moon and half Moon
- Q. Due to gravity, acceleration at the Equator is
A)Equal to acceleration on poles
B)Less than acceleration on poles
C)More than acceleration on poles
D)Not dependant on the centrifugal acceleration of Earth
Answer: Less than acceleration on poles
- Q. 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
A)3 and 4
B)1 and 2
C)2 and 3
D)1 and 4
Answer: 1 and 4
- Q. If the earth’s axis had not been inclined: I. temperature distribution would have been uniform II. days and nights would not have occurred III. seasons would not have occurred IV. poles would not have a continuous day
A)III and IV
B)I, III and IV
C)II and IV
D)II, III and IV
Answer: III and IV
- Q. The axis of rotation of earth is tilted by 23.5° to the plane of revolution around the sun. The latitude of Mumbai is less than 23.5° whereas the latitude of Delhi is more than 23.5°. Which one of the following statements in this regard is correct?
A)At Mumbai the sun can come overhead, but it will never do so at Delhi
B)The sun can come overhead at both these places
C)The sun will never come overhead at either of these places
D)At Delhi the sun can come overhead but it will never do so at Mumbai
Answer: At Mumbai the sun can come overhead, but it will never do so at Delhi
- Q. One degree of the circumference of the earth measures(approx.) ________
A)151 km
B)100 km
C)111 km
D)175 km
Answer: 111 km
- Q. When the Earth is at the maximum distance from the Sun, it is called
A)Equinox
B)Aphelion
C)Perihelion
D)Sidereal
Answer: Aphelion
- Q. Equinox occurs when the Sun is vertically above
A)Poles
B)Tropic of Capricorn
C)Tropic of Cancer
D)Equator
Answer: Equator
- Q. Which among the following imaginary line lies at 0° latitude?
A)Tropic of Capricorn
B)Equator
C)Tropic of Cancer
D)Prime Meridian
Answer: Equator
- Q. The process of water getting evaporated from the surface of leaves is known as
A)Transpiration
B)Evaporation
C)Evapo-transpiration
D)Transportation
Answer: Transpiration
- Q. All the watches of a country are set according to ________
A)Greenwich mean time
B)Local time
C)Standard time of the country
D)Time of sunrise and sunset
Answer: Standard time of the country
- Q. Who Invented Universal Standard Time?
A)Sandford Fleming
B)Enrico Fermi
C)Adolf Gaston Eugen Fick
D)Benoit Fourneyron
Answer: Sandford Fleming
- Q. The phenomenon of an opening occurring in the Earth’s surface through which a Jet of hot water and steam is forced out at irregular intervals is called
A)Cyclone
B)Hot spring
C)Geyser
D)Volcano
Answer: Geyser
- Q. What is the circumference of the Earth?
A)25,000 km
B)13,000 km
C)20,000 km
D)40,000 km
Answer: 40,000 km
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