ExamVeda
Login
Home
51
The desert regions of the world occupy about ________ part of the land surface of the earth.
Discuss
Answer & Solution
Answer: Option A
Solution:
The desert regions of the world occupy about 1/3 part of the land surface of the earth.
52
Which one of the following elements is most abundant in the earth's crust?
Discuss
Answer & Solution
Answer: Option A
Solution:
Oxygen is the most abundant element in the Earth's crust. Oxygen makes up 467,100 ppm (parts per million) of the Earth's crust, or 46.6%.
53
Antipodes are ________
Discuss
Answer & Solution
Answer: Option B
Solution:
Antipodes are two points that are opposite to one another on the surface of the earth and are connected by a straight line that runs through the Earth's center.
54
The word used to describe the shape of earth is ________
Discuss
Answer & Solution
Answer: Option D
Solution:
Oblate Spheroid is a term that has been used to describe the shape of the Earth. The Earth is not a sphere.
55
Which of these statements are correct?
1. Earth is the fourth largest planet of the solar system
2. Earth's circumference is about 45000 km
3. Earth's polar diameter is about 43 km shorter than its equatorial diameter
4. Earth has a total surface area of 510 million sq.km
Discuss
Answer & Solution
Answer: Option D
Solution:
The statements are correct are Earth's polar diameter is about 43 km shorter than its equatorial diameter and Earth has a total surface area of 510 million sq.km.
56
Which planet in our solar system is nearly as big as the Earth?
Discuss
Answer & Solution
Answer: Option C
Solution:
Venus is nearly as big as the Earth. As it is very similar to Earth in terms of size, average density, mass & surface gravity. It is also known as Earth's twin.
57
The amount of insolation received at a place on the surface of the earth depends on ________
Discuss
Answer & Solution
Answer: Option D
Solution:
The amount of insolation received at a place on the surface of the earth depends on its latitude and its climate.
58
What are the imaginary lines encircling the Earth horizontally called?
Discuss
Answer & Solution
Answer: Option A
Solution:
Latitude is an imaginary line around the Earth parallel to the Equator. It is the angular distance of a point on Earth's surface from Equator.
59
An aeroplane takes off from 30° N latitude, 50° E longitude and lands at the opposite end of the earth. Where does it land?
Discuss
Answer & Solution
Answer: Option B
Solution:
An aeroplane takes off from 30° N latitude, 50° E longitude and lands at the opposite end of the earth. It will land 30° S Lat., 130° W Long.
60
Which one of the following is present in the largest amount in terms of percent by mass in the earth's crust?
Discuss
Answer & Solution
Answer: Option B
Solution:
Oxygen is by far the most abundant element in the earth's crust. Scientists estimate oxygen comprises nearly half of the mass of the crust. It also accounts for 21% of Earth's atmosphere.