Our Environment Online Test 6th Science Lesson 16 Questions in English
Our Environment Online Test 6th Science Lesson 16 Questions in English
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                        Question 1 of 501. Question1. Identify the correct statements below 
 i) Environment can have Biotic and Abiotic factors.
 ii) Abiotic factors are non-living parts.
 iii) Plants, Animals are examples of biotic factors.Correct
 Environment is everything which surrounds all the biotic and abiotic factors. Biotic factor includes living things like plants and animals etc. Abiotic factor are nonliving parts like light, air, water and minerals. Incorrect
 Environment is everything which surrounds all the biotic and abiotic factors. Biotic factor includes living things like plants and animals etc. Abiotic factor are nonliving parts like light, air, water and minerals. 
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                        Question 2 of 502. Question2. What are the types of Ecosystem? Correct
 Ecosystem is a community of living and non-living things. The types of Ecosystem are Natural and artificial ecosystem. Incorrect
 Ecosystem is a community of living and non-living things. The types of Ecosystem are Natural and artificial ecosystem. 
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                        Question 3 of 503. Question3. Aquarium is an example of _____ ecosystem. Correct
 Artificial ecosystem are created and maintained by human. Aquarium can be a large building or a small tank. It has some of the characteristics of natural ecosystems. Incorrect
 Artificial ecosystem are created and maintained by human. Aquarium can be a large building or a small tank. It has some of the characteristics of natural ecosystems. 
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                        Question 4 of 504. Question4. What are the physical factors in abiotic components? Correct
 Abiotic components include all the non-living components. The physical factors of abiotic components include light, temperature, Wind, Humidity. Incorrect
 Abiotic components include all the non-living components. The physical factors of abiotic components include light, temperature, Wind, Humidity. 
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                        Question 5 of 505. Question5. In which of this place terrestrial animals and plants are kept at controlled conditions? Correct
 Terrarium is an example of artificial ecosystem. It has all terrestrial animals and plants with controlled conditions as like in their Natural environment. Incorrect
 Terrarium is an example of artificial ecosystem. It has all terrestrial animals and plants with controlled conditions as like in their Natural environment. 
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                        Question 6 of 506. Question6. Assertion (A): Producers are also called as autotrophs. 
 Reasoning (R): Producers are able to produce their own food.Correct
 Producers are organisms which are able to produce their own food. They are also called as Autotrophs. Incorrect
 Producers are organisms which are able to produce their own food. They are also called as Autotrophs. 
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                        Question 7 of 507. Question7. Consumers are classified based on their ______. Correct
 Consumers are organisms which cannot produce their own food. There are many types of consumers which can be classified based on the food they consume. Incorrect
 Consumers are organisms which cannot produce their own food. There are many types of consumers which can be classified based on the food they consume. 
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                        Question 8 of 508. Question8. Find the incorrect statements regarding Decomposers. 
 i) These are microorganisms.
 ii) They obtain energy from the dead animals.
 iii) A bacterium is an example of decomposers.Correct
 Decomposers are Microorganisms which obtain energy from the chemical breakdown of Dead animals. Bacterium and fungi are some examples of decomposers. Incorrect
 Decomposers are Microorganisms which obtain energy from the chemical breakdown of Dead animals. Bacterium and fungi are some examples of decomposers. 
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                        Question 9 of 509. Question9. Food chain gives the relationships between, Correct
 A Food chain gives the detail view between the producers and consumers. It describes how organisms get energy by eating other organisms. Incorrect
 A Food chain gives the detail view between the producers and consumers. It describes how organisms get energy by eating other organisms. 
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                        Question 10 of 5010. Question10. Match 
 i) Carnivores A. Dog
 ii) Omnivores B. goat
 iii) Herbivores C. lionCorrect
 Carnivores are animals which eat other animals. Herbivores are animals which eat plants or plant products. Animals which eat both plants and animals are called Omnivores. Incorrect
 Carnivores are animals which eat other animals. Herbivores are animals which eat plants or plant products. Animals which eat both plants and animals are called Omnivores. 
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                        Question 11 of 5011. Question11. Which of this animal belong to the terrestrial ecosystem food chain? Correct
 Food chain in a terrestrial ecosystem has plants as Producers and Primary Consumer or Herbivores like Deer etc. Incorrect
 Food chain in a terrestrial ecosystem has plants as Producers and Primary Consumer or Herbivores like Deer etc. 
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                        Question 12 of 5012. Question12. Which is the key process for the energy production of living things in the world? Correct
 The primary energy production for the entre living things in the world is made by plants, where the key process of energy production in plants is caused by Photosynthesis process. Incorrect
 The primary energy production for the entre living things in the world is made by plants, where the key process of energy production in plants is caused by Photosynthesis process. 
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                        Question 13 of 5013. Question13. Identify the incorrect statements below 
 i) Animals which eat primary consumers are called Tertiary consumers
 ii) Animals that eat secondary consumers are called Quaternary consumers.Correct
 A food chain may contain various consumers. We differentiate the consumers based on their food at various levels. Animals which eat the secondary consumers are Tertiary Consumers and that eat Tertiary consumers are called as Quaternary Consumers. Incorrect
 A food chain may contain various consumers. We differentiate the consumers based on their food at various levels. Animals which eat the secondary consumers are Tertiary Consumers and that eat Tertiary consumers are called as Quaternary Consumers. 
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                        Question 14 of 5014. Question14. What is the information acquired from the Energy pyramid? Correct
 Organism uses only 90% of its food as their energy for life processes. 10% of the remaining energy will be available to the next animal when it is eaten. This loss of energy at each trophic level can be shown by an Energy pyramid. Incorrect
 Organism uses only 90% of its food as their energy for life processes. 10% of the remaining energy will be available to the next animal when it is eaten. This loss of energy at each trophic level can be shown by an Energy pyramid. 
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                        Question 15 of 5015. Question15. Assertion (A): Above all the food chains the top level predator has no Natural predators. 
 Reasoning (R): There is no predator for an alligator in an aquatic ecosystem.Correct
 In all the available food chains there is a top level predator which has no natural predators. There is no natural predator for alligator in Aquatic ecosystem likewise for a terrestrial ecosystem tiger is a top level predator. Incorrect
 In all the available food chains there is a top level predator which has no natural predators. There is no natural predator for alligator in Aquatic ecosystem likewise for a terrestrial ecosystem tiger is a top level predator. 
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                        Question 16 of 5016. Question16. The Importance of food chain are, 
 i) To understand the relationship between organisms.
 ii) To know about the energy flow in an Ecosystem.
 iii) Used to understand the movement of toxic substances.Correct
 Food chain helps us to understand the feeding relationship and interaction between various organisms. Also we can know about the energy flow and nutrients circulation. The movements of toxic substances and their impacts also inferred by these food chains. Incorrect
 Food chain helps us to understand the feeding relationship and interaction between various organisms. Also we can know about the energy flow and nutrients circulation. The movements of toxic substances and their impacts also inferred by these food chains. 
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                        Question 17 of 5017. Question17. Materials are considered to be waste if they Correct
 Waste is any substances or material that has been used but it is not wanted anymore. This is either because it is worn out, broken or no longer has any purposes. Incorrect
 Waste is any substances or material that has been used but it is not wanted anymore. This is either because it is worn out, broken or no longer has any purposes. 
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                        Question 18 of 5018. Question18. How many solid Wastes are categorized? Correct
 Solid wastes can be classified into two major types , Biodegradable or Non-biodegradable waste. Incorrect
 Solid wastes can be classified into two major types , Biodegradable or Non-biodegradable waste. 
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                        Question 19 of 5019. Question19. Identify the correct statement regarding Biodegradable waste. 
 i) It is easily decomposed by water.
 ii) Metals are biodegradable wastes.Correct
 Biodegradable wastes can be decomposed by natural agents like water, Oxygen, UV rays and Microorganisms etc. Metal scraps and metals cannot be decomposed by these natural agents are called as Non-Biodegradable wastes. Incorrect
 Biodegradable wastes can be decomposed by natural agents like water, Oxygen, UV rays and Microorganisms etc. Metal scraps and metals cannot be decomposed by these natural agents are called as Non-Biodegradable wastes. 
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                        Question 20 of 5020. Question20. What is the key purpose of 3R’s? Correct
 Solid waste management is used to reduce create wastes and protects environment. In that 3 R’s are key scheme to protect the environment. Incorrect
 Solid waste management is used to reduce create wastes and protects environment. In that 3 R’s are key scheme to protect the environment. 
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                        Question 21 of 5021. Question21. What are the three R stand s for? Correct
 Environment protection is achieved by using three R techniques. Where R stands for Reduce the usage and the second R stands for Reuse and the last R for Recycle. Incorrect
 Environment protection is achieved by using three R techniques. Where R stands for Reduce the usage and the second R stands for Reuse and the last R for Recycle. 
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                        Question 22 of 5022. Question22. Name the process by which materials are converted into new products? Correct
 The process by which waste materials are used to make new products is called Recycling of materials. Incorrect
 The process by which waste materials are used to make new products is called Recycling of materials. 
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                        Question 23 of 5023. Question23. Which helps in composting of organic wastes? Correct
 The process of degrading organic wastes into manure by microorganism is called as Composting. These are used as natural fertilizers for the plants. Incorrect
 The process of degrading organic wastes into manure by microorganism is called as Composting. These are used as natural fertilizers for the plants. 
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                        Question 24 of 5024. Question24. What are the products which are meant for incineration? Correct
 Burning of solid waste in Incinerator is called as incineration. Generally human anatomical wastes like discarded medicines, toxic drugs, Blood and pus are disposed by Incineration process. Incorrect
 Burning of solid waste in Incinerator is called as incineration. Generally human anatomical wastes like discarded medicines, toxic drugs, Blood and pus are disposed by Incineration process. 
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                        Question 25 of 5025. Question25. In landfilling method, 
 i) Wastes are dumped into man-made pits.
 ii) They remain for very short time period.
 iii) They decompose at a very slow rate.Correct
 Landfilling method wastes are dumped into natural or man-made pits and covered with soil. These garbage buried remains for a long time as they take more time to decompose slowly. Incorrect
 Landfilling method wastes are dumped into natural or man-made pits and covered with soil. These garbage buried remains for a long time as they take more time to decompose slowly. 
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                        Question 26 of 5026. Question26. How many types of wastes are categorized based on the SWM rules? Correct
 The Solid Waste management (SWM), 2016 say that every household wastes can be segregated into 3 separate streams like bio-degradable waste, non- biodegradable waste and domestic hazardous waste. Incorrect
 The Solid Waste management (SWM), 2016 say that every household wastes can be segregated into 3 separate streams like bio-degradable waste, non- biodegradable waste and domestic hazardous waste. 
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                        Question 27 of 5027. Question27. Which wastes below fall under the category of Domestic hazardous waste? 
 i) CFL bulbs
 ii) Vegetable peels
 iii) Used Batteries
 iv) BottlesCorrect
 Domestic hazardous waste includes paint drums, pesticide cans, CFL bulbs, Tube lights , expired medicines, Used batteries, needles and syringes at household level. Incorrect
 Domestic hazardous waste includes paint drums, pesticide cans, CFL bulbs, Tube lights , expired medicines, Used batteries, needles and syringes at household level. 
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                        Question 28 of 5028. Question28. Name the substance which causes pollution? Correct
 Pollution is the damage caused to the environment because of human activities. Any substance that causes pollution is known as a Pollutant. Incorrect
 Pollution is the damage caused to the environment because of human activities. Any substance that causes pollution is known as a Pollutant. 
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                        Question 29 of 5029. Question29. Pollution is an unwanted change in ______ characteristics of land, air and water. Correct
 Pollution is an unwanted change in the physical, chemical and biological characteristics of land, air and water. Incorrect
 Pollution is an unwanted change in the physical, chemical and biological characteristics of land, air and water. 
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                        Question 30 of 5030. Question30. Which is the cause for Acid rain? Correct
 Toxic gases produced by the industries mix up with the rain drops in the atmosphere. these cause acid rain which damages plants and nutrients of soil. Incorrect
 Toxic gases produced by the industries mix up with the rain drops in the atmosphere. these cause acid rain which damages plants and nutrients of soil. 
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                        Question 31 of 5031. Question31. How many major types of pollution are categorized? Correct
 There are four major kinds of pollution which are Air, water, Soil and noise pollution. Incorrect
 There are four major kinds of pollution which are Air, water, Soil and noise pollution. 
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                        Question 32 of 5032. Question32. What are the significant sources of water pollution? Correct
 The most significant sources of water pollution are Sewage water from Home, Industrial effluents, Agricultural pollutants and Solid wastes dumped into any kind of water bodies. Incorrect
 The most significant sources of water pollution are Sewage water from Home, Industrial effluents, Agricultural pollutants and Solid wastes dumped into any kind of water bodies. 
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                        Question 33 of 5033. Question33. Which pollution is caused by usage of Chemical pesticides? Correct
 Chemical pesticides and fertilizers washed away from farms because water pollution and also the excess use of chemicals and fertilizers are major cause of land or soil pollution. Incorrect
 Chemical pesticides and fertilizers washed away from farms because water pollution and also the excess use of chemicals and fertilizers are major cause of land or soil pollution. 
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                        Question 34 of 5034. Question33. Which pollution is caused by usage of Chemical pesticides? Correct
 Chemical pesticides and fertilizers washed away from farms because water pollution and also the excess use of chemicals and fertilizers are major cause of land or soil pollution. Incorrect
 Chemical pesticides and fertilizers washed away from farms because water pollution and also the excess use of chemicals and fertilizers are major cause of land or soil pollution. 
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                        Question 35 of 5035. Question34. Soil pollution affects , Correct
 Soil pollution affects animals, humans and even plants. Soil acts as a sponge which absorbs all pollutants. Incorrect
 Soil pollution affects animals, humans and even plants. Soil acts as a sponge which absorbs all pollutants. 
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                        Question 36 of 5036. Question35. Which type of waste easily mixes with the soil? Correct
 We can reduce the land pollution by not burning any waste materials. The ash from these mixes with soil very easily and this contaminates the nutrients of the soil. Incorrect
 We can reduce the land pollution by not burning any waste materials. The ash from these mixes with soil very easily and this contaminates the nutrients of the soil. 
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                        Question 37 of 5037. Question38. Which pollution kill aquatic animals and make the water unfit for drinking? Correct
 Water pollution is caused by waste from factories, houses and farms mixes with water bodies. This can contaminate the water by making it unfit for human consumption. This can even kill the aquatic animals by polluting the water. Incorrect
 Water pollution is caused by waste from factories, houses and farms mixes with water bodies. This can contaminate the water by making it unfit for human consumption. This can even kill the aquatic animals by polluting the water. 
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                        Question 38 of 5038. Question37. Assertion (A): Birds have softer communication systems. 
 Reasoning (R): Birds cannot hear in noisy areas.Correct
 Noise pollution disturbs animals and birds too. Birds have to communicate louder so they can interact with each other in noisy areas. Incorrect
 Noise pollution disturbs animals and birds too. Birds have to communicate louder so they can interact with each other in noisy areas. 
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                        Question 39 of 5039. Question39. What are the different causes of Land pollution? Correct
 Land or Soil pollution comes from farming, mining and by factory and industrial wastes. Incorrect
 Land or Soil pollution comes from farming, mining and by factory and industrial wastes. 
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                        Question 40 of 5040. Question40. In which pollution Recycle method is not possible? Correct
 Solid wastes from land pollution and water wastes from various contaminated water bodies can be recycled and reused for various other purposes. Noise pollution can be controlled and cannot be recycled in any other form. Incorrect
 Solid wastes from land pollution and water wastes from various contaminated water bodies can be recycled and reused for various other purposes. Noise pollution can be controlled and cannot be recycled in any other form. 
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                        Question 41 of 5041. Question41. What is the main cause of Agricultural pollutants? Correct
 Agricultural pollutants are caused by chemical pesticides and fertilizers that get washed from farms and also the excess usage of chemicals in contaminating the rich contents of soil. Incorrect
 Agricultural pollutants are caused by chemical pesticides and fertilizers that get washed from farms and also the excess usage of chemicals in contaminating the rich contents of soil. 
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                        Question 42 of 5042. Question42. Pollution occurs when the ______ gets contaminated. Correct
 Pollution occurs when the environment is contaminated by various wastes, chemicals and harmful substances. Incorrect
 Pollution occurs when the environment is contaminated by various wastes, chemicals and harmful substances. 
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                        Question 43 of 5043. Question43. Which country is top in the list of average waste per person? Correct
 The average person in USA produces 2.58kg of wastes every day. In India its about 0.45kg per person every day. Incorrect
 The average person in USA produces 2.58kg of wastes every day. In India its about 0.45kg per person every day. 
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                        Question 44 of 5044. Question44. Which of this process is used to generate electricity? Correct
 The burning of solid waste in incinerator is called Incineration. Huge amount of heat is produced during incineration and this kills all germs in that wastes. This heat can also be used to produce electricity. Incorrect
 The burning of solid waste in incinerator is called Incineration. Huge amount of heat is produced during incineration and this kills all germs in that wastes. This heat can also be used to produce electricity. 
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                        Question 45 of 5045. Question45. Which is the least favorable method of waste management? Correct
 Solid waste management includes various methods to deal with the wastes. The most favorable way is avoid the wastages and the least favorable way is to Landfill the waste as it decomposes very slowly. Incorrect
 Solid waste management includes various methods to deal with the wastes. The most favorable way is avoid the wastages and the least favorable way is to Landfill the waste as it decomposes very slowly. 
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                        Question 46 of 5046. Question46. What is the second R stand for in 3R’s? Correct
 Three R techniques is most preferred method in waste management. The first R is Reduce and the second is Reuse and the last one is Recycle. Incorrect
 Three R techniques is most preferred method in waste management. The first R is Reduce and the second is Reuse and the last one is Recycle. 
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                        Question 47 of 5047. Question47. Which of these prevent the rain water in reaching the ground? Correct
 The wastes which are burnt will leave ashes into the soil some of these will be washed out by the rain water. Some of the rain water never reaches the ground which is collected in the plastic bags and wastes at the dumps. Incorrect
 The wastes which are burnt will leave ashes into the soil some of these will be washed out by the rain water. Some of the rain water never reaches the ground which is collected in the plastic bags and wastes at the dumps. 
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                        Question 48 of 5048. Question48. Which of these are also known as the interconnected food chains? Correct
 Consumers have different sources of food in an ecosystem. All the food chains within a ecosystem are interconnected together and results in a Food web. Incorrect
 Consumers have different sources of food in an ecosystem. All the food chains within a ecosystem are interconnected together and results in a Food web. 
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                        Question 49 of 5049. Question49. Which of these wastes cannot be broken by living organisms? Correct
 Materials that cannot be broken by the living organisms are called as Non-Biodegradable wastes. Plastics, Metal scraps and Cans and bottles are some examples of these types of waste. Incorrect
 Materials that cannot be broken by the living organisms are called as Non-Biodegradable wastes. Plastics, Metal scraps and Cans and bottles are some examples of these types of waste. 
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                        Question 50 of 5050. Question50. What is the other name of consumers? Correct
 Organisms which cannot produce their own food eat other organisms as food. These are called Consumers and also Heterotrophs. Incorrect
 Organisms which cannot produce their own food eat other organisms as food. These are called Consumers and also Heterotrophs. 
Leaderboard: Our Environment Online Test 6th Science Lesson 16 Questions in English
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