Class 4 Science Chapter 7 Test 1 Welcome to your Class 4 Science Chapter 7 Test 1 1. Air is present even in ______ Earth Soil Water All of these 2. The ______ percent of water is present in glaciers, streams, rivers and lakes. 71% 29% 3% 97% 3. ______ not only provide us timber but are also natural habitats for animals. Deserts Ocean Forest None of these 4. About ______ of the land is cultivated in the world. 9 % 10 % 11 % 14 % 5. ______ is used to make bricks and pottery. Glass Stone Clay None of these 6. The water from rivers and streams flow to ______ Lakes Oceans Both a & b None of these 7. Soil provides essential __________ to plants for growth. Coal Fuel Nutrients None of these 8. Natural gas is used for: Heating and cooking Generate electricity Make fertilizers All of these 9. About ______ of water on the Earth is in the oceans. 71% 29% 11% 97% 10. World soil day is celebrated on________. 5th December 5thMarch 5thFebruary 5thJune 11. The outer layer of the Earth is called ______. Air Water Soil None of these 12. ______ is commonly used to make buildings and glass. Sand Stone Clay None of these 13. We produce kerosene, petrol, diesel, engine oil, grease, petroleum jelly and coaltar from the ______. Filter oil Crude oil Artificial oil No oil 14. ______ found in the underground part of earth. Filter oil Crude oil Artificial oil No oil 15. Coal is a ______ resource. Artificial Natural No None of these Time is Up! Time's up
