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UPSC Prelims 2023

Solved QuestionsUPSC Prelims 2023

[Solved] With reference to green hydrogen consider the following statements: It can be used directly as a fuel for internal combustion. It can be blended with natural gas and used as fuel for heat or power generation. It can be used in the hydrogen fuel cell to run vehicles. How many of the above statements are correct?

Q50. With reference to green hydrogen consider the following statements: It can be used directly as a fuel for internal combustion. It can be blended…
Sleepy Classes
May 30, 2025
Solved QuestionsUPSC Prelims 2023

[Solved] Consider the following statements regarding mercury pollution: Gold mining activity is a source of mercury pollution in the world. Coal-based thermal power-plants cause mercury pollution. Three is no known safe level of exposure to mercury How many of the above statements are correct?

Q49. Consider the following statements regarding mercury pollution: Gold mining activity is a source of mercury pollution in the world. Coal-based thermal power-plants cause mercury…
Sleepy Classes
May 30, 2025
Solved QuestionsUPSC Prelims 2023

[Solved] Consider the following statements: Ballistic missiles are jet-propelled at subsonic speeds throughout their flights, while cruise missiles are rocket-powered only in the initial phase of flight. Ae-V is a medium-range supersonic cruise missile, while BrahMos is an intercontinental ballistic missile. Which of the statements given above is/are correct?

Q48. Consider the following statements: Ballistic missiles are jet-propelled at subsonic speeds throughout their flights, while cruise missiles are rocket-powered only in the initial phase…
Sleepy Classes
May 30, 2025
Solved QuestionsUPSC Prelims 2023

[Solved] With reference to the role of biofilters in Recirculating Aquaculture System, consider the following statements. Biofilters provide waste treatmernt by removing uneaten fish feed. Biofilters conver ammonia present in fish waste to nitrate Biofilters increase phosphorus as nutrient for fish in water.

Q45. With reference to the role of biofilters in Recirculating Aquaculture System, consider the following statements. Biofilters provide waste treatmernt by removing uneaten fish feed.…
Sleepy Classes
May 30, 2025
Solved QuestionsUPSC Prelims 2023

[Solved] Consider the following actions: Detection of car crash/collision which results in the deployment of airbags almost instantaneously Detection of accidental free fall of a laptop towards the ground which results in the immediate turning off of the hard drive Detection of the tilt of the smart phone which results in the rotation of display between portrait and landscape mode. In how many of the above actions is the function of the accelerometer required?

Q44. Consider the following actions: Detection of car crash/collision which results in the deployment of airbags almost instantaneously Detection of accidental free fall of a…
Sleepy Classes
May 30, 2025
Solved QuestionsUPSC Prelims 2023

[Solved] Consider the following statements in the context of interventions being undertaken under Anaemia Mukt Bharat Strategy: It provides prophylactic calcium supplementation for pre-school children, adolescents and pregnant Women. It runs a campaign for delayed Çord clamping at the time of child birth. It provides for periodic deworming to children and adolescents It addresses non-nutritional causes of anaemia in endemic pockets with special focus on malaria, hemoglobinopathies and fluorosis. How many of the statements given above are correct?

Q42. Consider the following statements in the context of interventions being undertaken under Anaemia Mukt Bharat Strategy: It provides prophylactic calcium supplementation for pre-school children,…
Sleepy Classes
May 30, 2025
Solved QuestionsUPSC Prelims 2023

[Solved] Consider the following statements in relation to Janani Suraksha Yojana: It is a safe motherhood intervention of the State Health Departments, Its objective is to reduce maternal and neonatal mortality among poor pregnant women. It aims to promote institutional delivery among poor pregnant Women. Its objective includes providing public health facilities to sick infants up to one-year pi age.

Q41. Consider the following statements in relation to Janani Suraksha Yojana: It is a safe motherhood intervention of the State Health Departments, Its objective is…
Sleepy Classes
May 30, 2025
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