MCQ Questions

Question No. 1

Answer the following questions in short:

Answer :

(1) What do you mean by the circle of illumination?

(2) When do we observe a leap year?

(3) How are days and nights formed?

(4) Give any three effects of rotation.

(5) Give the importance of inclination of the Earth's axis.

(6) Why is there no season on equator?

Question No. 2

Answer the following questions in detail:

Answer :

(1) Give a description of summer solstice.

(2) Describe equinoxes.

(3) What factors are responsible for change in seasons?

(4) Why are days longer than nights during the summer season?

(5) What are the effects of revolution?

Question No. 3

Distinguish between:

Answer :

(1) Rotation and revolution

(2) Summer solstice and winter solstice.

(3) Perihelion and aphelion

Question No. 4

Fill in the blanks:

Question No. 5

True or False:

Answer :

(a) The southern hemisphere is tilted toward the Sun during winter solstice.

(b) Seasons are caused due to rotation.

(c) A leap year observes 366 days.

(d) 21 March is called the Autumn equinox.

(e) When it is summer in Australia and South Africa, it is winter in India.

Question No. 6

Give answer in one word or in one sentence.

Question No. 7

The Earth has ______ types of motions.

Answer :

two

three

four

Question No. 8

The Earth rotates on its ________.

Answer :

equator

axis

longitude

Question No. 9

The Earth rotates on its axis once in _________ hours.

Answer :

24

48

72

Question No. 10

________ are the divisions of the year according to regular or constant changes in the weather.

Answer :

Climates

Seasons

none of these

Chapter

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