- 1. Which is not a natural ecosystem?
A) Aquarium
B) Forest
C) Desert
- 2. Which is not a component of human environment?
A) Religion
B) Community
C) Land
- 3. Which is a human-made environment?
A) Road
B) Mountain
C) Sea
- 4. Which is a threat to environment?
A) Growing crops
B) Growing plant
C) Growing population
- 5. The rock which is made up of molten magma is
A) Igneous
B) Sedimentary
C) Metamorphic
- 6. The innermost layer of the Earth is
A) Core
B) Crust
C) Mantle
- 7. Gold, petroleum and coal are examples of
A) Minerals
B) Fossils
C) Rocks
- 8. Rocks which contain fossils are
A) Sedimentary rocks
B) Metamorphic rocks
C) Igneous rocks
- 9. The thinnest layer of the Earth is
A) Core
B) Mantle
C) Crust
- 10. Which is not an erosional feature of sea waves?
A) Beach
B) Sea cave
C) Cliff
- 11. The depositional feature of a glacier is
A) Beach
B) Flood plain
C) Moraine
- 12. Which is caused by the sudden movements of the Earth?
A) Flood plain
B) Volcano
C) Folding
- 13. Mushroom rocks are found in
A) River valleys
B) Glaciers
C) Deserts
- 14. Ox-bow lakes are found in
A) River valleys
B) Glaciers
C) Deserts
- 15. The process by which water continually changes its form and circulates between oceans, atmosphere and land
A) Ocean currents
B) Water cycle
C) Tides
- 16. Generally the warm ocean currents originate near
A) Equator
B) None of these
C) Poles
- 17. The rhythmic rise and fall of ocean water twice in a day is called
A) Tide
B) Wave
C) Ocean Current
- 18. Mosses and lichens are found in
A) Desert Vegetation
B) Tundra vegetation
C) Tropical evergreen forest
- 19. Thorny bushes are found in
A) Hot and humid tropical climate
B) Hot and dry desert climate
C) Cold polar climate
- 20. In tropical evergreen forest, one of the common animals is
A) Monkey
B) Giraffe
C) Camel
- 21. One important variety of coniferous forest is
A) Pine
B) Rosewood
C) Teak
- 22. Steppe grassland is found in
A) S. Africa
B) Russia
C) Australia
- 23. Which is not a means of communication?
A) Table
B) Books
C) Telephone
- 24. Which type of road is constructed under the ground?
A) Subways
B) Expressways
C) Fly over
- 25. Which mode of transport is most suitable to reach an island?
A) Car
B) Ship
C) Train
- 26. Which vehicle does not pollute the environment?
A) Aeroplane
B) Bus
C) Cycle
- 27. Toucans are a type of
A) Crops
B) Animals
C) Birds
- 28. Manioc is the staple food of
A) Ganga Basin
B) Amazon
C) Africa
- 29. Kolkata is located on the river
A) Hooghly
B) Bhagirathi
C) Orange
- 30. Deodars and firs are a type of
A) Coniferous trees
B) Shrubs
C) Deciduous trees
- 31. Bengal tiger is found in
A) Amazon
B) Mountains
C) Delta area
- 32. River Mississippi drains
A) Canada
B) USA
C) Africa
- 33. Drakensberg Mountains are to the west of
A) Velds
B) Pampas
C) Prairies
- 34. Merino is a species of
A) Elephant
B) Fish
C) Sheep
- 35. Kimberley is famous for
A) Diamonds
B) Silver
C) Platinum
- 36. Sahara is located in which part of Africa?
A) Eastern
B) Northern
C) Western
- 37. Sahara is what type of desert?
A) Mild
B) Cold
C) Hot
- 38. The Ladakh desert is mainly inhabited by
A) Buddhists and Muslims
B) Buddhists and Muslims
C) Christians and Buddhists
- 39. Deserts are characterised by
A) Heavy precipitation
B) Low evaporation
C) Scanty vegetation
- 40. Hemis in the Ladakh is a famous
A) Monastery
B) Temple
C) Church
- 41. Egypt is famous for growing
A) Cotton
B) Wheat
C) Maize
- 42. Which of the following gases protects us from harmful sun rays?
A) Nitrogen
B) Carbon dioxide
C) Ozone
- 43. The most important layer of the atmosphere is
A) Mesosphere
B) Stratosphere
C) Troposphere
- 44. Which of the following layers of the atmosphere is free from clouds?
A) Mesosphere
B) Troposphere
C) Stratosphere
- 45. As we go up the layers of the atmosphere, the pressure
A) Increases
B) Remains the same
C) Decreases
- 46. When precipitation comes down to the Earth in the liquid form, it is called
A) Snow
B) Rain
C) Cloud
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