universe & solar system section 7 MCQ Questions & Answers Detailed Explanation

Question : 1

Which of the following is/are direct source(s) of information about the interior of the Earth?

1. Earthquake wave
2. Volcano
3. Gravitational force 4. Earth magnetism .

a) Only 2

b) 3 and 4

c) 1 and 2

d) All of these

Question : 2

Which one of the following planets has largest number of natural satellites or moons?

a) Saturn

b) Venus

c) Mars

d) Jupiter

Question : 3

Isoseismal lines join places

a) experiencing the earthquake for the same duration

b) experiencing an earthquake at the same time

c) experiencing the same intensity of the earthquake

d) experiencing no earthquake

Question : 4

Which of the statements does not prove the spherical shape of the earth?

a) The shadow of the earth at the time of the solar eclipse is circular

b) The altitude of the stars from various points on the earth’s surface varies

c) The sunrise is not visible from all places at the same time

d) If the earth were flat one would come across some sharp edges

Question : 5

The group of small pieces of rocks revolving round the sun between the orbits of Mars and Jupiter are called

a) Meteorites

b) Asteroids

c) Comets

d) Meteors

Question : 6

The standard time of the following countries is ahead of behind Greenwich Mean Time depending on whether they are East or West of the longitude passing through Greenwich.

1. Cuba
2. Greece
3. Iraq
4. Costa Rica
5. Japan.

a) 4, 1, 3, 2, 5

b) 3, 5, 4, 1, 2

c) 2, 4, 1, 3, 5

d) 5, 3, 2, 1, 4