More Questions on Earth
- Q. Which of the following are true regarding the crust of the earth? I. It is the outer thin layer with a total thickness of about 100 km II. It forms around 0.5% of the earth’s volume III. The outer covering of the crust is of sedimentary material IV. The lower layer of the crust consists of basaltic and ultra-basic rocks
A)I, II and IV
B)I and II
C)I, II and III
D)I, II, III and IV
Answer: I, II and IV
- Q. Which of the following statements is/are correct? 1. A crossing of the International Date Line entails repeating one day when traveling westwards 2. A crossing of the International Date Line entails repeating one day when traveling eastwards 3. International Date Line is an internationally agreed line drawn parallel to the 180° meridian 4. International Date Line divides the Pacific Ocean into two equal parts.
A)1 alone
B)2 alone
C)2, 3 and 4
D)1, 3 and 4
Answer: 2, 3 and 4
- Q. Consider a specific point on the surface of the earth (say Delhi). The temperature at a given time of day (say 12.00 Noon) will in general be higher in summer than in winter. This is because ________
A)The earth is closer to the sun in summer than in winter
B)The evaporation of water from atmosphere results in precipitation occurring in winter alone
C)Sun-rays falling on the earth are inclined more towards the sun in winter
D)The axis of the earth is inclined more towards the sun in winter
Answer: Sun-rays falling on the earth are inclined more towards the sun in winter
- 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
- Q. A person sets off from Alaska on a Tuesday and reaches New Zealand the next day which will be ________
A)Thursday
B)Tuesday
C)Wednesday
D)Friday
Answer: Thursday
- Q. The permanent tilt of the earth’s axis and the revolution of the earth in its orbit together cause: I. deflection of winds and ocean currents II. differences in time between places on different meridians III. varying length of day and night at different times of the year IV. changes in the altitude of the mid-day sun at different times of the year
A)III and IV
B)II, III and IV
C)I and IV
D)I, II and III
Answer: III and IV
- Q. Which one of the following is the correct sequence of the given continents in the decreasing order of their percentage of Earth’s land?
A)North America – Africa – Europe – South America
B)North America – Africa – South America – Europe
C)Africa – North America – South America – Europe
D)Africa – North America – Europe – South America
Answer: Africa – North America – South America – Europe
- Q. The position of the earth in its orbit, when it is at its greatest distance from the Sun causing summer in the Northern hemisphere is ________
A)Perigee
B)Perihelion
C)Aphelion
D)Apogee
Answer: Aphelion
- Q. The Earth turns through 360° in 24 hours. Each 15° longitude represents ________
A)One hour
B)Half an hour
C)Forty five minutes
D)One hour fifteen minutes
Answer: One hour
- Q. Lunar eclipse occurs on ________
A)Half moon
B)New moon
C)Full moon
D)Quarter moon
Answer: Full moon
- Q. Which of the following is the best definition of ‘Tides’ ?
A)A periodic rise and fall of sea water caused by the gravitational force of moon and sun on earth
B)A powerful movement of the ocean which proceed constantly in a definite direction
C)A great circulatory movement of sea water caused by difference in density of sea water
D)A wind and pressure system having a low pressure in centre and circular wind motion
Answer: A periodic rise and fall of sea water caused by the gravitational force of moon and sun on earth
- Q. Which of these is the longest?
A)90° E
B)0° Meridian
C)180° E-W
D)All are equal
Answer: All are equal
- Q. Day and night are formed
A)Due to the speed of rotaion
B)Due to the shape of the orbit of Earth
C)Due to the motion of revolution
D)None of these
Answer: Due to the speed of rotaion
- 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 solar eclipse take place?
A)When the Moon is between the Sun and Earth
B)When the Sun is between the Moon and Earth
C)When the Earth is between the Moon and Sun
D)When the Moon does not lie on the line joining the Sun and Earth
Answer: When the Moon is between the Sun and Earth
- Q. Which of the following is/are true of world time zones? I. The world is divided into thirty time zones II. All time zones of the world are described in term of the number of hours difference between the standard meridian of that zone and the Greenwich Meridian III. All countries have more than one time zone IV. The time for all places east of Greenwich is designated slow, and time for all places left of Greenwich is designated fast
A)I, III and IV
B)I, II, III and IV
C)II and IV
D)II only
Answer: II only
- Q. How old is Earth, It is decided by which of the following processes?
A)Gravity Method
B)Geologic Time Scale
C)Radiometric Dating
D)Fossil Dating
Answer: Radiometric Dating
- Q. Which planet in our solar system is nearly as big as the Earth?
A)Venus
B)Mercury
C)Mars
D)Pluto
Answer: Venus
- Q. How much is the difference of time between any two consecutive longitudes?
A)4 minutes
B)10 minutes
C)14 minutes
D)30 minutes
Answer: 4 minutes
- Q. Which one of the following organisations is responsible for publishing topographical sheets?
A)Indian Meteorological Department (I.M.D.)
B)Geological Survey of India (G.S.I.)
C)National Atlas & Thematic Mapping Organisation (N.A.T.M.O.)
D)Survey of India (S.O.I.)
Answer: Survey of India (S.O.I.)
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