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The art of being wise is the art of knowing what to overlook.– William James

Class V >> Science >> Our Environment >> A1

Q1	Which sphere of the Earth's environment is made up of solid rock and soil?
A	Lithosphere
B	Atmosphere
C	Hydrosphere
D	Biosphere

Q2	The Earth is referred to as the _____ planet.
A	Hottest
B	Largest
C	Red
D	Blue

Q3	Water _______ from rivers, lakes and ponds during the day time.
A	Evaporates
B	Condenses
C	Precipitates
D	Melts

Q4	_________ is a part of atmosphere and mixture of many gases and dust particles.
A	Water
B	Sun
C	Air
D	Soil

Q5	Water covers ____ of the Earth's surface.
A	29%
B	0.03%
C	78%
D	71%

Q6	Clouds are formed due to the _______ of water vapours.
A	Evaporation
B	Condensation
C	Freezing
D	Melting

Q7	_______ is very essential for every living organism.
A	Deforestation
B	Fertilisers
C	Plastic Bags
D	Water

Q8	The layer below the crust is known as _____.
A	Outer Core
B	Inner Core
C	Mantle
D	Lithosphere

Q9	Which is the most important gas for human survival?
A	Carbon Dioxide
B	Oxygen
C	Argon
D	Nitrogen

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