I NAME THE FOLLOWING.
a. The remains of dead plants and animals trapped in the layers of rocks. __________________
b. Exchange of one good for another good. ______________
c. The system formed by the interaction of all living organisms. ________________
d. Thin layer of air that surrounds the earth. _________________
e. Two examples of human-made environment. ____________________
f. Vibrations caused by the movement of lithospheric plates. __________________
g. The place on the earth’s surface which experiences maximum damage during an earthquake. ___________________
h. Rivers of ice which erodes the landscape forming various landform features. ________________
i. The highest waterfall in the world. _________________
j. Hollow like caves formed in rocks due to the erosional action by sea waves. ___________________
k. A country where large loess deposits are found. _______________
II FILL IN THE BLANKS.
a. The world of living organisms is called ______________________.
b. The French word ‘Environer’ means____________________.
c. Human beings interact with ___________________ and modify it.
d. Red Fort is made up of ___________________.
e. Steep rocky coast rising almost vertically above sea water are called _______________.
f. __________________ is the place in the earth’s crust from where the earthquake vibrations begin.
g. _______________ is an instrument that measures an earthquake.
h. ___________________ is a vent (opening) in the earth’s crust through which molten material erupts suddenly.
i. ________________ makes up 84% of the earth by volume.
III CHOOSE THE CORRECT ANSWER.
1. The Taj Mahal is made up of ____________________
a. white marble b. white limestone c. white quartzite
2. The main constituent of the continental mass are _________________
a. silica & alumina b. silica & magnesium c. silica & nickel
3. Grinding stones are made up of ________________
a. quartzite b. granite c. basalt
4. Which is a threat to environment? ______________________
a. growing plants b. growing population c. growing crops
5. The domain of water. ____________________
a. Atmosphere b. Lithosphere c. Hydrosphere
6. Every year World Environment Day is celebrated on ________________
a. 5th June b. 5th October c. 15th June
IV LABEL THE FOLLOWING DIAGRAMS.
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