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