Class 4 Science Chapter 7 Test 2 Welcome to your Class 4 Science Chapter 7 Test 2 1. Some renewable resources are used as ______ substitutes. Food Wind Fuel All of these 2. About what percentage of the Earth’s surface is land? 1 percent 21 percent 29 percent 30 percent 3. Coal, petrol, diesel and natural gas are ______ resources. Renewable Non-renewable Sunlight Water 4. Recycling saves natural resources by making things________. Reusable Throwing Polluted None of these 5. ______ are simple solid chemical substances which are present in the earth. Oil Petrol Gas Minerals 6. Dinosaurs were present on earth ______ of years ago. Hundreds Thousands Millions None of these 7. The skeletons of many ancient animals are still preserved in: Soil and rock Salt reservoirs High mountains None of these 8. Fossils are found under ______ Rocks Soil Sea All of these 9. Air, water, soil, forest and solar energy are ________resources. Renewable Non-renewable Sunlight Water 10. ______ are used to make wires, coins, jewelry and utensils. Oil Petrol Gas Minerals 11. ______ were lizards like giant animals. Giraffa Dinosaurs Elephant None of these 12. Those resources which cannot be replaced by new ones easily are called ______ resources Renewable Non-renewable Sunlight Water 13. _______is/are called non-renewable resources. Coal Petrol, diesel Natural gas All of these 14. Coal, petrol, diesel and natural gas take ______ of years to form Hundreds Thousands Millions None of these 15. Due to excessive use of natural resources, renewable resources will also run out or will become________. Useable Unusable Good condition Grow more 16. Dinosaurs are now_______. In Amazon Extinct Live in high mountains None of these 17. To make things reusable is called: Recycling Conservation of resources Care Cycling 18. An example of non-renewable sources is: Oil Soil Air Solar energy 19. The imprints or remains of many organisms that do not exist in this world now are known as______. Fuels Food Fossils None of these 20. Glass is made from: Sugar Sand Plastic Rubber Please fill in the comment box below. Time is Up! Time's up