Class 4 Science Chapter 7 Test 1 Updated: 12 Jun 2022 478 Welcome to your Class 4 Science Chapter 7 Test 1 1. Natural gas is used for: Heating and cooking Generate electricity Make fertilizers All of these None 2. World soil day is celebrated on________. 5th December 5thMarch 5thFebruary 5thJune None 3. About ________ of the Earth’s surface is land. 71% 29% 11% 97% None 4. The water from rivers and streams flow to ______ Lakes Oceans Both a & b None of these None 5. ______ found in the underground part of earth. Filter oil Crude oil Artificial oil No oil None 6. Fast blowing air is used to generate _________. Heat Fuel Electricity None of these None 7. ______ not only provide us timber but are also natural habitats for animals. Deserts Ocean Forest None of these None 8. Air is present even in ______ Earth Soil Water All of these None 9. Coal is a ______ resource. Artificial Natural No None of these None 10. ______ is commonly used to make buildings and glass. Sand Stone Clay None of these None 11. About _______ of the Earth’s surface is covered by water. 71% 29% 11% 97% None 12. ______ is used to make bricks and pottery. Glass Stone Clay None of these None 13. We produce kerosene, petrol, diesel, engine oil, grease, petroleum jelly and coaltar from the ______. Filter oil Crude oil Artificial oil No oil None 14. About ______ of water on the Earth is in the oceans. 71% 29% 11% 97% None 15. The outer layer of the Earth is called ______. Air Water Soil None of these None Time's up
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