Question 1 :
The sphere of living matter together with water, air and soil on the surface of the Earth is called as

Question 2 :
Tick the correct answer.<br>Which is not a component of human environment?<br>

Question 6 :
At a broader level, Natural Environment&#160; has which of the following two components?<br/>

Question 8 :
Term 'biosphere' is used for the zone of Earth, where life&#160;exists

Question 10 :
The science that deals with inter-relationship between various organisms and physical environment is called ____________.<br/>

Question 11 :
LIST-I &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160;&#160; LIST-II<br/>A. Atmosphere&#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160;1. Living organisms<br/>B. Hydrosphere&#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; 2. Rocks, soil etc<br/>C. Lithosphere&#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; 3. The region of water<br/>D. Biosphere&#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160;4. Gaseous layer<br/>&#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; 5. CO layer<br/>The correct match is:<br/>

Question 14 :
The part of the earth where life exists, is made up of

Question 17 :
Igneous rocks are rocks formed by the solidification of volcanic eruptions and magma.<br>

Question 21 :
The name of the layer of the Earth that separates the crust from the core is the ___?<br>

Question 22 :
The word 'Igneous' is derieved from the latin word 'ignis' which mean _____________.

Question 27 :
The uppermost layer over the earth's surface is called the ____________.

Question 29 :
If a rock were formed from molten magma, what type of rock is it?

Question 31 :
Which of the following rocks is differentfrom the remaining three on the basis of itsmode of origin ?

Question 35 :
Third layer of Earth which comes after Mantle of Earth is known as __________________.

Question 37 :
The rock cycle is the process pass through formation of _______________.

Question 38 :
The lower part of the crust known as 'Oceanic Crust' is rich in __________.

Question 39 :
The average thickness of the crust is _____ km below the continent and _____ km below the ocean.

Question 46 :
The effect of variation in climate caused due to tilting of the earth's axis is felt more when one moves ________________.

Question 49 :
The tilt of the earth's axis does not affect the variations in season at _______.

Question 51 :
Anything that rotates and moves around a central line is called an _________.

Question 54 :
First man to land on the moon was_______________&#160;and he was from ___________.

Question 55 :
At any given time, different parts of the earth experience different seasons. Apart from the earth's revolution around the Sun, which of these is the reason for this?

Question 57 :
For a lunar eclipse to occur, the sun, earth and the moon have to come in a straight line with the earth in the middle.

Question 58 :
Natural satellite of the earth is completely under the shadow during the ____________.

Question 59 :
It is suggested not to look at the sun directly during eclipse. Because ____________________.

Question 60 :
Vishal was watching the Moon during a total lunar eclipse. Slowly the entire Moon became dark and invisible. At this. point Vishal can assume that _______________.