UPSC Prelims 2024
Get UPSC Prelims Previous Year Question (PYQ) Papers with detailed explanations, mindmaps, organized year-wise and subject-wise for GS.
- Environment & Ecology
"Membrane Bioreactors" are often discussed in the context of:
View Answer for: "Membrane Bioreactors" are often discussed in the context of:"Membrane Bioreactors" are often discussed in the context of:
- Environment & Ecology
Consider the following statements :
- Lions do not have a particular breeding season.
- Unlike most other big cats, cheetahs do not roar.
- Unlike male lions, male leopards do not proclaim their territory by scent marking.
Which of the statements given above are correct?
View Answer for: Consider the following statements : Lions do not have a particular breeding season. Unlike most other big cats, cheetahs do not roar. Unlike male lions, male leopards do not proclaim their territory by scent marking.Which of the statements given above are correct?Consider the following statements :
- Lions do not have a particular breeding season.
- Unlike most other big cats, cheetahs do not roar.
- Unlike male lions, male leopards do not proclaim their territory by scent marking.
Which of the statements given above are correct?
- Environment & Ecology
Consider the following:
- Carabid beetles
- Centipedes
- Flies
- Termites
- Wasps
Parasitoid species are found in how many of the above kind of organisms?
View Answer for: Consider the following: Carabid beetles Centipedes Flies Termites WaspsParasitoid species are found in how many of the above kind of organisms?Consider the following:
- Carabid beetles
- Centipedes
- Flies
- Termites
- Wasps
Parasitoid species are found in how many of the above kind of organisms?
- Environment & Ecology
Consider the following statements:
Statement-I: The Indian Flying Fox is placed under the "vermin" category in the Wild Life (Protection) Act, 1972. Statement-II: The Indian Flying Fox feeds on the blood of other animals.
Which one of the following is correct in respect of the above statements?
View Answer for: Consider the following statements:Statement-I: The Indian Flying Fox is placed under the "vermin" category in the Wild Life (Protection) Act, 1972. Statement-II: The Indian Flying Fox feeds on the blood of other animals.Which one of the following is correct in respect of the above statements?Consider the following statements:
Statement-I: The Indian Flying Fox is placed under the "vermin" category in the Wild Life (Protection) Act, 1972. Statement-II: The Indian Flying Fox feeds on the blood of other animals.
Which one of the following is correct in respect of the above statements?
- Environment & Ecology
Consider the following materials:
- Agricultural residues
- Corn grain
- Wastewater treatment sludge
- Wood mill waste
Which of the above can be used as feedstock for producing Sustainable Aviation Fuel ?
View Answer for: Consider the following materials: Agricultural residues Corn grain Wastewater treatment sludge Wood mill wasteWhich of the above can be used as feedstock for producing Sustainable Aviation Fuel ?Consider the following materials:
- Agricultural residues
- Corn grain
- Wastewater treatment sludge
- Wood mill waste
Which of the above can be used as feedstock for producing Sustainable Aviation Fuel ?
- Environment & Ecology
Consider the following:
- Butterflies
- Fish
- Frogs
How many of the above have poisonous species among them?
View Answer for: Consider the following: Butterflies Fish FrogsHow many of the above have poisonous species among them?Consider the following:
- Butterflies
- Fish
- Frogs
How many of the above have poisonous species among them?
- Environment & Ecology
With reference to perfluoroalkyl and polyfluoroalkyl substances (PFAS) that are used in making many consumer products, consider the following statements :
- PFAS are found to be widespread in drinking water, food and food packaging materials.
- PFAS are not easily degraded in the environment.
- Persistent exposure to PFAS can lead to bioaccumulation in animal bodies.
Which of the statements given above are correct?
View Answer for: With reference to perfluoroalkyl and polyfluoroalkyl substances (PFAS) that are used in making many consumer products, consider the following statements : PFAS are found to be widespread in drinking water, food and food packaging materials. PFAS are not easily degraded in the environment. Persistent exposure to PFAS can lead to bioaccumulation in animal bodies.Which of the statements given above are correct?With reference to perfluoroalkyl and polyfluoroalkyl substances (PFAS) that are used in making many consumer products, consider the following statements :
- PFAS are found to be widespread in drinking water, food and food packaging materials.
- PFAS are not easily degraded in the environment.
- Persistent exposure to PFAS can lead to bioaccumulation in animal bodies.
Which of the statements given above are correct?
- Environment & Ecology
Which one of the following shows a unique relationship with an insect that has coevolved with it and that is the only insect that can pollinate this tree?
View Answer for: Which one of the following shows a unique relationship with an insect that has coevolved with it and that is the only insect that can pollinate this tree?Which one of the following shows a unique relationship with an insect that has coevolved with it and that is the only insect that can pollinate this tree?
- Environment & Ecology
One of the following regions has the world's largest tropical peatland, which holds about three years worth of global carbon emissions from fossil fuels; and the possible destruction of which can exert detrimental effect on the global climate. Which one of the following denotes that region?
View Answer for: One of the following regions has the world's largest tropical peatland, which holds about three years worth of global carbon emissions from fossil fuels; and the possible destruction of which can exert detrimental effect on the global climate. Which one of the following denotes that region?One of the following regions has the world's largest tropical peatland, which holds about three years worth of global carbon emissions from fossil fuels; and the possible destruction of which can exert detrimental effect on the global climate. Which one of the following denotes that region?
- Environment & Ecology
Consider the following statements:
Statement-I: The atmosphere is heated more by incoming solar radiation than by terrestrial radiation. Statement-II: Carbon dioxide and other greenhouse gases in the atmosphere are good absorbers of long wave radiation.
Which one of the following is correct in respect of the above statements?
View Answer for: Consider the following statements:Statement-I: The atmosphere is heated more by incoming solar radiation than by terrestrial radiation. Statement-II: Carbon dioxide and other greenhouse gases in the atmosphere are good absorbers of long wave radiation.Which one of the following is correct in respect of the above statements?Consider the following statements:
Statement-I: The atmosphere is heated more by incoming solar radiation than by terrestrial radiation. Statement-II: Carbon dioxide and other greenhouse gases in the atmosphere are good absorbers of long wave radiation.
Which one of the following is correct in respect of the above statements?
- Environment & Ecology
Consider the following statements :
Statement-I: Many chewing gums found in the market are considered a source of environmental pollution. Statement-II: Many chewing gums contain plastic as gum base.
Which one of the following is correct in respect of the above statements?
View Answer for: Consider the following statements :Statement-I: Many chewing gums found in the market are considered a source of environmental pollution. Statement-II: Many chewing gums contain plastic as gum base.Which one of the following is correct in respect of the above statements?Consider the following statements :
Statement-I: Many chewing gums found in the market are considered a source of environmental pollution. Statement-II: Many chewing gums contain plastic as gum base.
Which one of the following is correct in respect of the above statements?
- Environment & Ecology
The organisms "Cicada, Froghopper and Pond skater" are:
View Answer for: The organisms "Cicada, Froghopper and Pond skater" are:The organisms "Cicada, Froghopper and Pond skater" are:
- Environment & Ecology
According to the Environmental Protection Agency (EPA), which one of the following is the largest source of sulphur dioxide emissions?
View Answer for: According to the Environmental Protection Agency (EPA), which one of the following is the largest source of sulphur dioxide emissions?According to the Environmental Protection Agency (EPA), which one of the following is the largest source of sulphur dioxide emissions?
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