SSLC Science and Technology NIOS X Welcome to your SSLC Science and Technology NIOS X Total Questions: 50 Name Mobile No: 1. Conservation of forest helps to: Reduce pollution All of these Maintain balance Protect wildlife D None Hint 2. Plants prepare food by: Photosynthesis Digestion Excretion Respiration None Hint 3. Wildlife conservation protects: Animals & plants Roads Machines Buildings None Hint 4. Conservation of environment means: Destroying forests Protecting nature Polluting water Wasting resources None Hint 5. Deforestation causes: Floods Climate change All of these Soil erosion None Hint 6. Excess fertilizers cause: Soil enrichment only Water pollution Cooling Air pollution None Hint 7. Protecting environment is: Farmers only Scientists only Everyone’s duty Government only None Hint 8. Biodegradable waste can: Decompose naturally Stay forever Burn only Cause radiation None Hint 9. Noise pollution affects: Taste Hearing Smell Vision None Hint 10. Soil pollution reduces: Sunlight Rainfall Soil fertility Wind speed None Hint 11. Main source of energy for Earth is: Water Sun Moon Wind None Hint 12. Greenhouse gas is: Nitrogen Hydrogen Carbon dioxide Oxygen None Hint 13. Bacteria and fungi are: Producers Consumers Herbivores Decomposers None Hint 14. First link in food chain is: Decomposer Omnivore Producer Carnivore None Hint 15. Atmosphere is: Layer of water Soil layer Layer of gases around Earth Rock layer None Hint 16. Greenhouse effect leads to: Cooling of Earth Wind formation Rainfall only Heating of Earth None Hint 17. Ozone layer protects from: UV rays Heat Dust Rain None Hint 18. Major greenhouse gas: CO₂ Hydrogen Oxygen Nitrogen None Hint 19. Natural environment includes: Machines Air, water, land, plants, animals Buildings Roads None Hint 20. Organisms that make their own food are: Producers Carnivores Consumers Decomposers None Hint 21. Ecosystem means: Only plants Only water bodies Only animals Living and non-living interaction None Hint 22. Non-renewable resource: Coal Water Sunlight Wind None Hint 23. Non-renewable resource is: Water Sunlight Wind Coal None Hint 24. Sustainable development means: Polluting environment Cutting all forests Using resources wisely for future Overusing resources None Hint 25. Water pollution is mainly caused by: Sunlight Sewage & industrial waste Wind Oxygen None Hint 26. Wildlife conservation protects: Roads Vehicles Buildings Animals and plants None Hint 27. Biosphere means: Air zone Soil layer Life supporting zone of Earth Water zone None Hint 28. Plastic pollution mainly affects: Wind Sun Land & water Air only None Hint 29. Renewable resource: Solar energy Petroleum Coal Natural gas None Hint 30. Global warming is increase in: Wind speed Rainfall Earth’s temperature Soil fertility None Hint 31. Cutting of forests is called: Deforestation Irrigation Afforestation Plantation None Hint 32. Main cause of global warming is: Oxygen Hydrogen Carbon dioxide increase Nitrogen decrease None Hint 33. Tree plantation helps to: Increase heat Reduce pollution Increase CO₂ Reduce oxygen None Hint 34. Hydrosphere refers to: Air Land Water Animals None Hint 35. Lithosphere refers to: Air Land Plants Water None Hint 36. Renewable resource is: Coal Natural gas Solar energy Petroleum None Hint 37. Recycling helps to: Increase heat Destroy resources Increase waste Reduce pollution None Hint 38. Biodegradable waste can: Stay forever Not break down Cause radiation Decompose naturally None Hint 39. Recycling helps to: Destroy nature Increase waste Reduce pollution Increase heat None Hint 40. Food chain shows: Soil erosion Air movement Water flow Energy flow None Hint 41. Human activities affect mainly: Space only Environment Stars Moon None Hint 42. Global warming leads to: All of these Ice melting Climate change Sea level rise None Hint 43. Animals are: Decomposers Consumers Producers Autotrophs None Hint 44. Gas causing acid rain: Nitrogen & sulphur oxides Oxygen Helium Hydrogen None Hint 45. Clean environment is necessary for: Healthy life Noise Pollution increase Disease spread None Hint 46. Overpopulation causes: Less pollution Environmental stress Cooling More resources None Hint 47. Sustainable development means: Destroy forests Waste resources Use resources wisely Overuse resources None Hint 48. Major source of air pollution: Trees Vehicles and industries Mountains Rivers None Hint 49. Ozone layer protects from: Dust Rain Heat UV rays None Hint 50. Green plants use carbon dioxide and release: Nitrogen Oxygen Hydrogen Carbon monoxide None Hint Time's up Share: admin Previous post SSLC Science and Technology NIOS IX February 13, 2026 Next post SSLC Malayalam NIOS I February 13, 2026
