MCQ Questions for Class 11 Geography Chapter 2 The Origin and Evolution of the Earth with Answers

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The Origin and Evolution of the Earth Class 11 MCQs Questions with Answers

I. Choose the correct answer

Question 1.
Who gave the nebular hypothesis?
(a) Immanual Kant
(b) Aristotle
(c) Chamberlain
(d) none of these

Answer

Answer: (a) Immanual Kant.


Question 2.
When was nebular hypothesis revised?
(a) 1796
(b) 1900
(c) 1950
(d) 1920

Answer

Answer: (a) 1796.


Question 3.
The sun is surrounded by
(a) solar nebula
(b) dust material
(c) none of them
(d) both of them

Answer

Answer: (a) solar nebula.


Question 4.
Who gave the Big Bang theory?
(a) Kant
(b) Chamberlain
(c) Edwin Hubble
(d) none of them

Answer

Answer: (c) Edwin Hubble.


Question 5.
When did the event of Big Bang take place?
(a) 13.6 million years ago
(b) 13.7 billion years ago
(c) 4.6 billion years ago
(d) 4.6 million years ago

Answer

Answer: (b) 13.7 billion years ago.


Question 6.
A galaxy start to form a large cloud of hydrogen gas called
(a) Planet
(b) Earth
(c) Moon
(d) Nebula

Answer

Answer: (d) Nebula.


Question 7.
The size of the galaxies range from
(A) 80,000 to 150,000
(b) 80,000 to 160,000
(c) 50,000 to 180,000
(d) 60,150,000

Answer

Answer: (a) 80,000 to 150,000.


Question 8.
The formation of stars have taken place before
(a) 5 million years
(b) 5 billion years
(c) 6 million years
(d) 5 to 6 billion years ago.

Answer

Answer: (d) 5 to 6 billion years ago.


Question 9.
A light year is a measure of
(a) distance
(b) time
(c) both
(d) none of them

Answer

Answer: (a) distance.


Question 10.
What is the speed of light?
(a) 300,000 km/second
(b) 330,000 km/second
(c) 30,000 km/second
(d) 3.0 km/second

Answer

Answer: (a) 300.000 km/second.


Question 11.
One light year is equal to
(a) 9.461 × 1012 km
(b) 9.461 × 1011 km
(c) 9.4 × 1012 km
(d) none of these

Answer

Answer: (a) 9.461 × 1012 km.


Question 12.
The mean distance between the sun and the earth is
(a) 149,598,000 km
(b) 159,598,000 km
(c) 149,498,000 km
(d) 149,5,980 km

Answer

Answer: (a) 149,598,000 km.


Question 13.
The distance between the sun and the earth in terms of light years is
(a) 8.311 minutes
(b) 8.31 minutes
(c) 8.310 minutes
(d) 8.312 minutes

Answer

Answer: (a) 8.311 minutes.


Question 14.
How many planets are there in the solar system?
(a) 9
(b) 8
(c) 7
(d) 11

Answer

Answer: (a) 9.


Question 15.
From which of these our solar system has been formed?
(a) nebula
(b) dust grains
(c) planetesimal
(d) none of these

Answer

Answer: (a) nebula.


Question 16.
Which one is known as an inner planet?
(a) Mercury
(b) Venus
(c) Earth
(d) all of them

Answer

Answer: (d) all of them.


Question 17.
Which one is known as an outer planet
(a) Jupiter
(b) Saturn
(c) Neptune
(d) all of them

Answer

Answer: (d) all of them.


Question 18.
Which one is known as a terrestrial planet?
(a) Venus
(b) Neptune
(c) Pluto
(d) none of them

Answer

Answer: (a) Venus.


Question 19.
What are Jovian or Gas Giant planets?
(a) Inner planets
(b) Outer planets
(c) none of these
(d) both of these

Answer

Answer: (b) Outer planets.


Question 20.
Planets were formed about ……….. years ago
(a) 4.6 billion
(b) 4.6 million
(c) 3.8 billion
(d) 3.8 million

Answer

Answer: (a) 4.6 billion.


Question 21.
Name the natural satellite
(a) Venus
(b) Mercury
(c) Moon
(d) Earth

Answer

Answer: (c) Moon.


Question 22.
Initially, earth was a thin atmosphere mostly containing
(a) Hydrogen
(b) Helium
(c) both
(d) none of them

Answer

Answer: (a) both.


Question 23.
When were oceans formed
(a) 500 million years ago
(b) 500 billion years ago
(c) 50 million years ago
(d) 50 billion years ago

Answer

Answer: (a) 500 million years ago.


II. Fill up the blanks with suitable words

Question 1.
………………. of material was separated from the solar surface.

Answer

Answer: Cigar shaped tongue


Question 2.
The …………… and ………….. of particles led to the formation of a disc shaped cloud and the planets were formed through the process of ……………..

Answer

Answer: friction, collision, accretion


Question 3.
The Big Bang theory is also called ……………..

Answer

Answer: expanding universe


Question 4.
The expansion of universe means increase in space between ……………

Answer

Answer: galaxies


Question 5.
…………….. is a measure of distance and not of time.

Answer

Answer: A light year


Question 6.
Our solar system consists of …………… planets.

Answer

Answer: 9


Question 7.
…………., …………, …………… and …………… are called inner planets.

Answer

Answer: Mercury, Venus, Earth, Mars


Question 8.
Jupiter, Saturn, Uranus, Neptune and Pluto are called ……………

Answer

Answer: outer planets


Question 9.
…………… means earth-like.

Answer

Answer: Terrestrial


Question 10.
There are ………….. in the evolution of the present atmosphere.

Answer

Answer: three stages


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