0 : 0 : 1
The mean radius of the earth is approximately ________
The network of the series of vertical and horizontal lines is known as
Geographical Coordinates System
At the summer solstice, which one of the following latitudes will have the longest night?
The most abundant metal in the Earth's Crust is
Tides are complied and they vary from place to place because of ________
The movement of Moon in relation to Earth
Uneven distribution of water over the globe
Irregularities in the configuration of oceans
All of the above
Which of the followings are related with "Lithosphere"?
Plant and Insect
None of these
The term 'syzygy' is referred to when the ________
Earth is at perihelion and moon at perigee
Earth is at apehelion and moon at apogee
Moon and sun are at right angles with reference to the earth
Moon, sun and earth lie along a straight line
The Solar eclipse achieves totality only in limited geographical regions because ________
The trajectories of the Earth around the Sun and the Moon around the Earth are not perfect circles
The size of the shadow of the Moon on the Earth is small compared to the cross-section of the Earth
Sun rays can reach most of the peripheral regions of the shadow of the moon due to atmospheric refraction
The Earth is not a smooth flat surface, but has elevations and depressions
The largest amount of reflection of the solar radiant energy which is reflected back into space before reaching the earth's surface is due to ________
Snow and ice covered areas of the earth
All the above reflect nearly the same amount
Who among the following was first to measure the circumference of the Earth?
What is the circumference of the Earth?
Which of the following phenomenon gives an evidence for the spherical shape of the earth?
Rotation of Earth
Who was the first to measure the circumference of the Earth?
Beirut time is two hours ahead and Lima time is five hours behind GMT. The longitudes of Beirut and Lima are respectively ________
75° West and 30° East
70° East and 35° West
30° East and 75° West
35° West and 70° East
The total surface area of earth is ________
510 million sq km
610 million sq km
710 million sq km
810 million sq km
The Earth is an oblate spheroid and not a perfect sphere. This is because
1. the Earth has a rotational motion and the rotational speed increases as one goes from the Poles towards the Equator.
2. the Equator experiences greater gravitational pull from the Sun.
3. the intensity of sunlight received at the Equator is greater than that at the Poles.
1 and 2
1, 2 and 3
Which of the following countries are located on the Greenwich Meridian?
1, 2 and 3
1, 3 and 4
Owing to the equatorial bulge and the polar flattening, the polar radius of the earth falls short of the equatorial radius by about ________
Which one of the following is the correct sequence of the given continents in the decreasing order of their percentage of Earth's land?
North America – Africa – South America – Europe
Africa – North America – South America – Europe
North America – Africa – Europe – South America
Africa – North America – Europe – South America
What is the approximate equatorial circumference of the earth?
A bridge on the river Thames
Name of a game
Earth's most abundant mineral
Name of a music
Lunar eclipse is caused when the ________
Moon comes between the sun and the earth
Earth comes between the sun and the moon
Sun comes between the earth and moon
None of these
Which one of the following is the time required for the Earth to return to a given point in its orbit with reference to fixed star, called?
Which of the following is not an effect produced by rotation of earth?
It causes days and nights
All heavenly bodies like sun, moon, planets appear to move from East to West
Winds change their directions
Poles have days and nights of 6 months duration
The Tropic of Cancer does not pass through
Which of the following is the International Date line?
90° eastern longitude
One degree of the circumference of the earth measures(approx.) ________
Days and nights are caused by :
1. rotation of the earth on its axis
2. revolution of the earth around the sun
3. inclination of the earth's axis
Only 1 is correct
1 and 2 are correct
2 and 3 are correct
All are correct
The Earth rotates on its axis at an inclination of
If a solar eclipse occurs when the moon is quite far from the earth, the eclipse would likely to be ________
None of these
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