Explore topic-wise MCQs in UPSC IAS Exam.

This section includes 1185 Mcqs, each offering curated multiple-choice questions to sharpen your UPSC IAS Exam knowledge and support exam preparation. Choose a topic below to get started.

401.

EIA can be expanded as:

A. Environment and Industrial Act
B. Environment and Impact Activities
C. Environment Impact Assessment
D. Environmentally Important Activity
Answer» D. Environmentally Important Activity
402.

In which district does the “Nandhaur Dun” lie ?

A. Udham Singh Nagar
B. Nainital
C. Garhwal
D. Haridwar
Answer» C. Garhwal
403.

Bharatpur National Park is the former name of which of the following national parks?

A. Pench National Park
B. Kaziranga National Park
C. Ranthambore National Park
D. Keoladeo National Park
Answer» E.
404.

In which one of the following geographical regions of India was 'Rat-Hole Mining’ prevalent until it was declared illegal by the National Green Tribunal?

A. North-east
B. South-west
C. North-west
D. South-east
Answer» B. South-west
405.

'Flying Squirrel' is found in which of the following place in Rajasthan?

A. Mukandra Hills
B. Ranthambhore Tiger Reserve
C. Sitamata Wildlife Sanctuary
D. Sariska Tiger Reserve
Answer» D. Sariska Tiger Reserve
406.

Algae are useful for humankind because they:

A. help to fix the ozone layer
B. help to clean dirty places
C. help to create more oxygen
D. help to create more carbon dioxide
Answer» D. help to create more carbon dioxide
407.

How much portion of earth's surface is covered by water?

A. One–third
B. One–fourth
C. Three–Fourth
D. Half
Answer» D. Half
408.

Among the following, colonial insects are?

A. Locusts
B. Cow
C. Ants
D. Mosquitoes
Answer» D. Mosquitoes
409.

Due to improper/indiscriminate disposal of old and used computers or their parts, which of the following are released into the environment as e-waste?1. Beryllium2. Cadmium3. Chromium4. Heptachlor5. Mercury6. Lead7. PlutoniumSelect the correct answer using the codes given below.

A. 1, 3, 4, 6 and 7 only
B. 1, 2, 3, 5 and 6 only
C. 2, 4, 5 and 7 only
D. 1, 2, 3, 4, 5, 6 and 7
Answer» C. 2, 4, 5 and 7 only
410.

In acid rain, the rainwater and snow is contaminated by which of the following pollutants?A) Sulphur dioxideB) Nitrogen oxideC) Carbon dioxideD) Methane

A. (A), (B) and (D)
B. (A), (C) and (D)
C. Only (B) and (C)
D. Only (A) and (B)
Answer» E.
411.

Consider the following statements :1. The boundaries of a National Park are defined by legislation.2. A Biosphere Reserve is declared to conserve a few specific species of flora and fauna.3. In a Wildlife Sanctuary, limited biotic interference is permitted.Which of the statements given above is/are correct?

A. 1 only
B. 2 and 3 only
C. 1 and 3 only
D. 1, 2 and 3
Answer» D. 1, 2 and 3
412.

Biodiversity hotspots in India are the-i) Eastern ghatsii) Western ghatsiii) Eastern Himalayasiv) Western India

A. i and ii
B. ii and iii
C. i, iii and iv
D. ii, iii and iv
Answer» C. i, iii and iv
413.

Brominated flame retardants are used in many household products like mattresses and upholstery why is there some concern about their use?1. They are highly resistant to degradation in the environment.2. They are able to accumulate in humans and animals.Select the correct answer using the code given below.

A. 1 only
B. 2 only
C. Both 1 and 2
D. Neither 1 nor 2
Answer» D. Neither 1 nor 2
414.

Consider the follwing statements:1. The definition of "Critical Wildlife Habitat" is incorporated in the Forests Rights act, 2006.2. For the first time in India, Baigas have been given Habitat Rights.3. Union Ministry of Environment, Forest and Climate Change officially decides and declares Habitat Rights for Primitive and Vulnerable Tribal Groups in any part of India.Which of the statements given above is/are correct?

A. 1 and 2 only
B. 2 and 3 only
C. 3 only
D. 1, 2 and 3
Answer» B. 2 and 3 only
415.

'Green Mufler' is related to

A. Soil pollution
B. Air pollution
C. Noise pollution
D. Water pollution
Answer» D. Water pollution
416.

As per the Solid Waste Management Rules, 2016 in India, which one of the following statements is correct?

A. Waste generator has to segregate waste into five categories.
B. The Rules are applicable to notifies urban local bodies, notified towns and all industrial townships only.
C. The Rules provide for exact and elaborate criteria for the identification of sites for landfills and waste processing facilities.
D. It is mandatory on the part of waste generator that the waste generated in one district cannot be moved to another district.
Answer» D. It is mandatory on the part of waste generator that the waste generated in one district cannot be moved to another district.
417.

Among the mathematical indices for measuring bio - diversity, which one shows the mean species diversity in a habitat at a local scale?

A. Alpha index
B. Beta index
C. Gamma index
D. None of these
Answer» B. Beta index
418.

Pipli mini zoo is situated in the district of ___________ in Haryana.

A. Bhiwani
B. Kurukshetra
C. Rohtak
D. Panchkula
Answer» C. Rohtak
419.

Gangotri National Park is located in which of the following districts of Uttarakhand?

A. Udham Singh Nagar
B. Uttarkashi
C. Almora
D. Chamoli
Answer» C. Almora
420.

Nagarhole National Park is part of the __________ Biosphere Reserve.

A. Aravalli
B. Vindhya
C. Satpura
D. Nilgiri
Answer» E.
421.

Panna National Park is located in ________.

A. West Bengal
B. Assam
C. Madhya Pradesh
D. Karnataka
Answer» D. Karnataka
422.

Consider the following statements:A. Jim Corbett National Park is the oldest national park in India.B. It was one of the nine Tiger Reserves created at the land of the Project Tiger in 1973.C. Initially it was named as ‘‘Hailey National Park’’.Which of the above statements are correct?Select the code for the correct answer from the options given below:

A. A and B only
B. B and C only
C. A and C only
D. A, B and C
Answer» E.
423.

Opposition to the construction of large dams is due to:

A. Environmental reasons only
B. Economic reasons only
C. Social reasons only
D. All the above
Answer» E.
424.

Consider the following pairs: Protected area Well-known for 1. Bhiterkanika, Orissa Salt Water Crocodile 2. Desert National Park, Rajasthan Great Indian Bustard 3. Eravikulam, Kerala Hoolock GibbonWhich of the pairs given above is/are correctly matched?

A. 1 only
B. 1 and 2 only
C. 2 only
D. 1, 2 and 3
Answer» C. 2 only
425.

Environment Protection Act (E.P.A.) is also known as:

A. Umbrella legislation
B. Chhadi Mubarak
C. Environment legislation
D. Eco Saftey Law
Answer» B. Chhadi Mubarak
426.

Kaziranga National Park is the only natural habitat of the endangered __________.

A. Snow Leopards
B. One Horned Rhinos
C. Asiatic Lions
D. Swamp Deer
Answer» C. Asiatic Lions
427.

Area of land, water and air where the life exists is called

A. Biosphere
B. Lithosphere
C. Hydrosphere
D. Atmosphere
Answer» B. Lithosphere
428.

Instructions: For the following questions answer them individuallyWhich one of the following statements best describes the term Social Cost of Carbon? It is a measure, in monetary value, of the

A. long-term damage done by a tonne of CO2 emissions in a given year
B. requirement of fossil fuels for a country to provide goods and services to its citizens, based on the burning of those fuels
C. efforts put in by climate refugee to adapt to live in a new place
D. contribution of an individual person to the carbon footprint on the planet Earth
Answer» B. requirement of fossil fuels for a country to provide goods and services to its citizens, based on the burning of those fuels
429.

Match List I with List II and select the correct answer using the code given below the Lists:List I(Bird Sanctuary)List II(State)A. Sultanpur1. West BengalB. Kulik 2. HaryanaC. Nawabganj3. Uttar PradeshD. Attiveri4. Karnataka

A. A - 2, B - 1, C - 3, D - 4
B. A - 2, B - 3, C - 1, D - 4
C. A - 4, B - 3, C - 1, D - 2
D. A - 4, B - 1, C - 3, D - 2
Answer» B. A - 2, B - 3, C - 1, D - 4
430.

CITES is an international treaty on

A. air pollution
B. water pollution
C. conservation of endangered plants and animals
D. None of the above
Answer» D. None of the above
431.

According to Jharkhand Action Plan on Climate Change Report (2014) which is the most sensitive District?

A. East Singhbhum
B. Seraikela Knaraswan
C. Ranchi
D. Bokaro
Answer» C. Ranchi
432.

Kyoto Climate Change Conference took place in _________.

A. December 1994
B. December 1997
C. December 2000
D. December 2004
Answer» C. December 2000
433.

_______ gases trap heat in the atmosphere which makes the Earth warmer, causing global warming.

A. Elemental
B. Compund
C. Nobel
D. Greenhouse
Answer» E.
434.

Most poisonous byproduct during plastic recycling is:

A. Ammonia
B. Cadmium
C. Barium
D. Dioxine
Answer» E.
435.

Consider the following statements:The Environment Protection Act, 1986 empowers the Government of India to1. State the requirement of public participation in the process of environmental protection, and the procedure and manner in which it is sought.2. Lay down the standards for emission or discharge of environmental pollutants from various sources.Which of the statements given above is/are correct?

A. 1 only
B. 2 only
C. Both 1 and 2
D. Neither 1 nor 2
Answer» C. Both 1 and 2
436.

Bio-fertilizers are

A. Culture of micro-organism
B. Organic manures
C. Green manure
D. None of these
Answer» B. Organic manures
437.

‘Gir Lion Project’ is situated in

A. Gujarat
B. Maharashtra
C. Uttar Pradesh
D. Madhya Pradesh
Answer» B. Maharashtra
438.

In September 2015, the United Nations General Assembly announced a set of 17 Sustainable Development Goals. One Goal is contained in the following. Choose it :

A. Strengthen bureaucracy
B. Introduce free market economy
C. Reduce inequality within and among countries
D. Restrain inflationary price rise
Answer» D. Restrain inflationary price rise
439.

Degradation of global environment has not resulted in one of the following.

A. Biodiversity loss
B. Increased Carbon-di-oxide concentration in the atmosphere
C. Exposure to UV radiations
D. Landfills
Answer» E.
440.

Indravati Tiger Reserve is located in ________.

A. Telangana
B. Rajasthan
C. Chhattisgarh
D. West Bengal
Answer» D. West Bengal
441.

Decrease in rainfall is due to:

A. Global warming
B. Afforestation
C. Soil erosion
D. Soil conservation
Answer» B. Afforestation
442.

Match List - I with List-II and select the correct Ans using the codes given below the lists:List - IList - IIa) Skin Cancer1. Chlorofluorocarbonsb) Noise Pollution2. Ultraviolet lightc) Global warming3. Decibeld) Ozone Hole4. Carbon dioxide

A. a-1, b-2, c-3, d-4
B. a-2, b-3, c-4, d-1
C. a-2, b-3, c-1, d-4
D. a-4, b-3, c-2, d-1
E. None of the above/More than one of the above
Answer» C. a-2, b-3, c-1, d-4
443.

Chlorofluorocarbons are not used in ______.

A. Refrigerators
B. Mixer and grinders
C. Aerosol sprays
D. None of these
Answer» C. Aerosol sprays
444.

‘Leopold Matrix’ is associated with

A. Weather Forecasting
B. Disaster Management
C. Environmental Impact Assessment Method
D. Environmental Law
Answer» D. Environmental Law
445.

pH of Acid rain is:

A. More than 5.6
B. Less than 7.0 and more than 5.6
C. Less than 5.6
D. More than 7.0
Answer» D. More than 7.0
446.

As a result of greenhouse effect, the average temperature of the earth’s atmosphere is gradually increasing. This is called _____.

A. Earth warming
B. Global warming
C. Greenhouse warming
D. Natural warming
Answer» C. Greenhouse warming
447.

In a pond ecosystem, the BOD increases due to:

A. A Photosynthetic activity of algae
B. High density of aquatic macrophytes
C. High density of fish
D. Increase in the population of bacteria
Answer» E.
448.

In which of the following states the Kuno National Park is situated?

A. Assam
B. Madhya Pradesh
C. Rajasthan
D. Bihar
E. None of the above/ More than one of the above
Answer» C. Rajasthan
449.

Consider the following protected areas:1. Bandipur2. Bhitarkanika3. Manas4. SundarbansWhich of the above are declared as Tiger Reserves?

A. 1 and 2 only
B. 1, 3 and 4 only
C. 2, 3 and 4 only
D. 1, 2, 3 and 4
Answer» C. 2, 3 and 4 only
450.

Biodiversity forms the basis for human existence in the following ways:1. Soil formation2. Prevention of soil erosion3. Recycling of waste4. Pollination of cropsSelect the correct answer using the codes given below

A. 1, 2 and 3 only
B. 2, 3 and 4 only
C. 1 and 4 only
D. 1, 2, 3 and 4
Answer» E.