- 1. Which is not a natural ecosystem?
A) Desert
B) Forest
C) Aquarium
- 2. Which is not a component of human environment?
A) Community
B) Land
C) Religion
- 3. Which is a human-made environment?
A) Road
B) Mountain
C) Sea
- 4. Which is a threat to environment?
A) Growing population
B) Growing plant
C) Growing crops
- 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) Mantle
B) Crust
C) Core
- 7. Gold, petroleum and coal are examples of
A) Fossils
B) Minerals
C) Rocks
- 8. Rocks which contain fossils are
A) Sedimentary rocks
B) Igneous rocks
C) Metamorphic rocks
- 9. The thinnest layer of the Earth is
A) Crust
B) Mantle
C) Core
- 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) Folding
C) Volcano
- 13. Mushroom rocks are found in
A) Deserts
B) River valleys
C) Glaciers
- 14. Ox-bow lakes are found in
A) Deserts
B) River valleys
C) Glaciers
- 15. The process by which water continually changes its form and circulates between oceans, atmosphere and land
A) Ocean currents
B) Tides
C) Water cycle
- 16. Generally the warm ocean currents originate near
A) Equator
B) Poles
C) None of these
- 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) Tropical evergreen forest
B) Desert Vegetation
C) Tundra vegetation
- 19. Thorny bushes are found in
A) Cold polar climate
B) Hot and dry desert climate
C) Hot and humid tropical 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) Teak
B) Rosewood
C) Pine
- 22. Steppe grassland is found in
A) Russia
B) Australia
C) S. Africa
- 23. Which is not a means of communication?
A) Telephone
B) Books
C) Table
- 24. Which type of road is constructed under the ground?
A) Expressways
B) Subways
C) Fly over
- 25. Which mode of transport is most suitable to reach an island?
A) Car
B) Train
C) Ship
- 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) Africa
B) Amazon
C) Ganga Basin
- 29. Kolkata is located on the river
A) Orange
B) Bhagirathi
C) Hooghly
- 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) Delta area
C) Mountains
- 32. River Mississippi drains
A) USA
B) Africa
C) Canada
- 33. Drakensberg Mountains are to the west of
A) Prairies
B) Pampas
C) Velds
- 34. Merino is a species of
A) Elephant
B) Fish
C) Sheep
- 35. Kimberley is famous for
A) Platinum
B) Diamonds
C) Silver
- 36. Sahara is located in which part of Africa?
A) Western
B) Eastern
C) Northern
- 37. Sahara is what type of desert?
A) Hot
B) Cold
C) Mild
- 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) Low evaporation
B) Scanty vegetation
C) Heavy precipitation
- 40. Hemis in the Ladakh is a famous
A) Church
B) Monastery
C) Temple
- 41. Egypt is famous for growing
A) Maize
B) Wheat
C) Cotton
- 42. Which of the following gases protects us from harmful sun rays?
A) Nitrogen
B) Ozone
C) Carbon dioxide
- 43. The most important layer of the atmosphere is
A) Troposphere
B) Stratosphere
C) Mesosphere
- 44. Which of the following layers of the atmosphere is free from clouds?
A) Stratosphere
B) Troposphere
C) Mesosphere
- 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) Cloud
B) Snow
C) Rain
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