- 1. Which is not a natural ecosystem?
A) Aquarium
B) Desert
C) Forest
- 2. Which is not a component of human environment?
A) Community
B) Religion
C) Land
- 3. Which is a human-made environment?
A) Mountain
B) Road
C) Sea
- 4. Which is a threat to environment?
A) Growing population
B) Growing crops
C) Growing plant
- 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) Mantle
C) Crust
- 7. Gold, petroleum and coal are examples of
A) Fossils
B) Rocks
C) Minerals
- 8. Rocks which contain fossils are
A) Metamorphic rocks
B) Sedimentary rocks
C) Igneous rocks
- 9. The thinnest layer of the Earth is
A) Crust
B) Core
C) Mantle
- 10. Which is not an erosional feature of sea waves?
A) Beach
B) Cliff
C) Sea cave
- 11. The depositional feature of a glacier is
A) Moraine
B) Beach
C) Flood plain
- 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) Deserts
B) River valleys
C) Glaciers
- 14. Ox-bow lakes are found in
A) Glaciers
B) River valleys
C) Deserts
- 15. The process by which water continually changes its form and circulates between oceans, atmosphere and land
A) Tides
B) Water cycle
C) Ocean currents
- 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) Wave
B) Ocean Current
C) Tide
- 18. Mosses and lichens are found in
A) Tundra vegetation
B) Tropical evergreen forest
C) Desert Vegetation
- 19. Thorny bushes are found in
A) Cold polar climate
B) Hot and humid tropical climate
C) Hot and dry desert climate
- 20. In tropical evergreen forest, one of the common animals is
A) Giraffe
B) Camel
C) Monkey
- 21. One important variety of coniferous forest is
A) Rosewood
B) Pine
C) Teak
- 22. Steppe grassland is found in
A) Russia
B) Australia
C) S. Africa
- 23. Which is not a means of communication?
A) Telephone
B) Table
C) Books
- 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) Cycle
B) Bus
C) Aeroplane
- 27. Toucans are a type of
A) Birds
B) Animals
C) Crops
- 28. Manioc is the staple food of
A) Ganga Basin
B) Africa
C) Amazon
- 29. Kolkata is located on the river
A) Orange
B) Bhagirathi
C) Hooghly
- 30. Deodars and firs are a type of
A) Shrubs
B) Deciduous trees
C) Coniferous trees
- 31. Bengal tiger is found in
A) Delta area
B) Mountains
C) Amazon
- 32. River Mississippi drains
A) Africa
B) USA
C) Canada
- 33. Drakensberg Mountains are to the west of
A) Velds
B) Prairies
C) Pampas
- 34. Merino is a species of
A) Fish
B) Sheep
C) Elephant
- 35. Kimberley is famous for
A) Diamonds
B) Silver
C) Platinum
- 36. Sahara is located in which part of Africa?
A) Western
B) Eastern
C) Northern
- 37. Sahara is what type of desert?
A) Mild
B) Hot
C) Cold
- 38. The Ladakh desert is mainly inhabited by
A) Christians and Buddhists
B) Buddhists and Muslims
C) Buddhists and Muslims
- 39. Deserts are characterised by
A) Low evaporation
B) Heavy precipitation
C) Scanty vegetation
- 40. Hemis in the Ladakh is a famous
A) Church
B) Monastery
C) Temple
- 41. Egypt is famous for growing
A) Cotton
B) Maize
C) Wheat
- 42. Which of the following gases protects us from harmful sun rays?
A) Ozone
B) Carbon dioxide
C) Nitrogen
- 43. The most important layer of the atmosphere is
A) Mesosphere
B) Troposphere
C) Stratosphere
- 44. Which of the following layers of the atmosphere is free from clouds?
A) Troposphere
B) Mesosphere
C) Stratosphere
- 45. As we go up the layers of the atmosphere, the pressure
A) Decreases
B) Remains the same
C) Increases
- 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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