UPSC Prelim 2025 Paper I

Full paper with verified answers

100 Questions Available

MCQ
1

Question 1: Which of the following are the sources of income for the Reserve Bank of India? I. Buying and selling Government bonds II. Buying and selling foreign

Which of the following are the sources of income for the Reserve Bank of India? I. Buying and selling Government bonds II. Buying and selling foreign currency III. Pension fund management IV. Lending to private companies V. Printing and distributing currency notes Select the correct answer using the code given below.

A.I and II only
B.II, III and IV
C.I, III, IV and V
D.I, II and V
MCQ
2

Question 2: With reference to investments, consider the following: I. Bonds II. Hedge Funds III. Stocks IV. Venture Capital How many of the above are treated as A

With reference to investments, consider the following: I. Bonds II. Hedge Funds III. Stocks IV. Venture Capital How many of the above are treated as Alternative Investment Funds?

A.Only one
B.Only two
C.Only three
D.All the four
MCQ
3

Question 3: Who among the following rulers in ancient India had assumed the titles 'Mattavilasa', 'Vichitrachitta' and 'Gunabhara'?

Who among the following rulers in ancient India had assumed the titles 'Mattavilasa', 'Vichitrachitta' and 'Gunabhara'?

A.Mahendravarman I
B.Simhavishnu
C.Narasimhavarman I
D.Simhavarman
MCQ
4

Question 4: With reference to the Government of India, consider the following information: | Organization | Some of its functions | It works under | |------------

With reference to the Government of India, consider the following information:

OrganizationSome of its functionsIt works under
I. Directorate of EnforcementEnforces the Fugitive Economic Offenders Act, 2018Internal Security Division-I, Ministry of Home Affairs
II. Directorate of Revenue IntelligenceEnforces the provisions of Revenue, the Customs Act, 1962Ministry of Finance
III. Directorate General of Systems and Data ManagementCarrying out big data analytics to assist tax officers for better policy and nabbing tax evadersDepartment of Revenue, Ministry of Finance

In how many of the above rows is the information correctly matched?

A.Only one
B.Only two
C.All the three
D.None
MCQ
5

Question 5: Consider the following statements: I. The Reserve Bank of India mandates all the listed companies in India to submit a Business Responsibility and Sus

Consider the following statements: I. The Reserve Bank of India mandates all the listed companies in India to submit a Business Responsibility and Sustainability Report (BRSR). II. In India, a company submitting a BRSR makes disclosures in the report that are largely non-financial in nature. Which of the statements given above is/are correct?

A.I only
B.II only
C.Both I and II
D.Neither I nor II
MCQ
6

Question 6: Consider the following statements: Statement I: In India, income from allied agricultural activities like poultry farming and wool rearing in rural ar

Consider the following statements: Statement I: In India, income from allied agricultural activities like poultry farming and wool rearing in rural areas is exempted from any tax. Statement II: In India, rural agricultural land is not considered a capital asset under the provisions of the Income-tax Act, 1961. Which one of the following is correct in respect of the above statements?

A.Both Statement I and Statement II are correct and Statement II explains Statement I
B.Both Statement I and Statement II are correct but Statement II does not explain Statement I
C.Statement I is correct but Statement II is not correct
D.Statement I is not correct but Statement II is correct
MCQ
7

Question 7: Fa-hien (Faxian), the Chinese pilgrim, travelled to India during the reign of

Fa-hien (Faxian), the Chinese pilgrim, travelled to India during the reign of

A.Samudragupta
B.Chandragupta II
C.Kumaragupta I
D.Skandagupta
MCQ
8

Question 8: Consider the following statements: I. India has joined the Minerals Security Partnership as a member. II. India is a resource-rich country in all the

Consider the following statements: I. India has joined the Minerals Security Partnership as a member. II. India is a resource-rich country in all the 30 critical minerals that it has identified. III. The Parliament in 2023 has amended the Mines and Minerals (Development and Regulation) Act, 1957 empowering the Central Government to exclusively auction mining lease and composite license for certain critical minerals. Which of the statements given above are correct?

A.I and II only
B.II and III only
C.I and III only
D.I, II and III
MCQ
9

Question 9: Consider the following statements: Statement I: As regards returns from an investment in a company, generally, bondholders are considered to be relati

Consider the following statements: Statement I: As regards returns from an investment in a company, generally, bondholders are considered to be relatively at lower risk than stockholders. Statement II: Bondholders are lenders to a company whereas stockholders are its owners. Statement III: For repayment purpose, bondholders are prioritized over stockholders by a company. Which one of the following is correct in respect of the above statements?

A.Both Statement II and Statement III are correct and both of them explain Statement I
B.Both Statement I and Statement II are correct and Statement I explains Statement II
C.Only one of the Statements II and III is correct and that explains Statement I
D.Neither Statement II nor Statement III is correct
MCQ
10

Question 10: Consider the following statements: I. India accounts for a very large portion of all equity option contracts traded globally thus exhibiting a great b

Consider the following statements: I. India accounts for a very large portion of all equity option contracts traded globally thus exhibiting a great boom. II. India's stock market has grown rapidly in the recent past even overtaking Hong Kong's at some point of time. III. There is no regulatory body either to warn the small investors about the risks of options trading or to act on unregistered financial advisors in this regard. Which of the statements given above are correct?

A.I and II only
B.II and III only
C.I and III only
D.I, II and III
MCQ
11

Question 11: Consider the following statements: Statement I: Circular economy reduces the emissions of greenhouse gases. Statement II: Circular economy reduces the

Consider the following statements: Statement I: Circular economy reduces the emissions of greenhouse gases. Statement II: Circular economy reduces the use of raw materials as inputs. Statement III: Circular economy reduces wastage in the production process. Which one of the following is correct in respect of the above statements?

A.Both Statement II and Statement III are correct and both of them explain Statement I
B.Both Statement II and Statement III are correct but only one of them explains Statement I
C.Only one of the Statements II and III is correct and that explains Statement I
D.Neither Statement II nor Statement III is correct
MCQ
12

Question 12: Consider the following statements: I. Capital receipts create a liability or cause a reduction in the assets of the Government. II. Borrowings and dis

Consider the following statements: I. Capital receipts create a liability or cause a reduction in the assets of the Government. II. Borrowings and disinvestment are capital receipts. III. Interest received on loans creates a liability of the Government. Which of the statements given above are correct?

A.I and II only
B.II and III only
C.I and III only
D.I, II and III
MCQ
13

Question 13: Consider the following statements about Raja Ram Mohan Roy: I. He possessed great love and respect for the traditional philosophical systems of the Ea

Consider the following statements about Raja Ram Mohan Roy: I. He possessed great love and respect for the traditional philosophical systems of the East. II. He desired his countrymen to accept the rational and scientific approach and the principle of human dignity and social equality of all men and women. Which of the statements given above is/are correct?

A.I only
B.II only
C.Both I and II
D.Neither I nor II
MCQ
14

Question 14: Consider the following subjects with regard to Non-Cooperation Programme: I. Boycott of law-courts and foreign cloth II. Observance of strict non-viol

Consider the following subjects with regard to Non-Cooperation Programme: I. Boycott of law-courts and foreign cloth II. Observance of strict non-violence III. Retention of titles and honours without using them in public IV. Establishment of Panchayats for settling disputes How many of the above were parts of Non-Cooperation Programme?

A.Only one
B.Only two
C.Only three
D.All the four
MCQ
15

Question 15: The irrigation device called 'Araghatta' was

The irrigation device called 'Araghatta' was

A.a water bag made of leather pulled over a pulley
B.a large wheel with earthen pots tied to the outer ends of its spokes
C.a larger earthen pot driven by bullocks
D.a large water bucket pulled up by rope directly by hand
MCQ
16

Question 16: Consider the following countries : I. Bolivia II. Brazil III. Colombia IV. Ecuador V. Paraguay VI. Venezuela Andes mountains pass through how many of

Consider the following countries : I. Bolivia II. Brazil III. Colombia IV. Ecuador V. Paraguay VI. Venezuela Andes mountains pass through how many of the above countries?

A.Only two
B.Only three
C.Only four
D.Only five
MCQ
17

Question 17: Who among the following led a successful military campaign against the kingdom of Srivijaya, the powerful maritime State, which ruled the Malay Penins

Who among the following led a successful military campaign against the kingdom of Srivijaya, the powerful maritime State, which ruled the Malay Peninsula, Sumatra, Java and the neighbouring islands?

A.Amoghavarsha (Rashtrakuta)
B.Prataparudra (Kakatiya)
C.Rajendra I (Chola)
D.Vishnuvardhana (Hoysala)
MCQ
18

Question 18: With reference to ancient India (600-322 BC), consider the following pairs: I. Asmaka : Godavari II. Kamboja : Vipas III. Avanti : Mahanadi IV. Kosala

With reference to ancient India (600-322 BC), consider the following pairs: I. Asmaka : Godavari II. Kamboja : Vipas III. Avanti : Mahanadi IV. Kosala : Sarayu How many of the pairs given above are correctly matched?

A.Only one
B.Only two
C.Only three
D.All the four
MCQ
19

Question 19: The first Gandharva Mahavidyalaya, a music training school, was set up in 1901 by Vishnu Digambar Paluskar in

The first Gandharva Mahavidyalaya, a music training school, was set up in 1901 by Vishnu Digambar Paluskar in

A.Delhi
B.Gwalior
C.Ujjain
D.Lahore
MCQ
20

Question 20: Ashokan inscriptions suggest that the 'Pradeshika', 'Rajuka' and 'Yukta' were important officers at the

Ashokan inscriptions suggest that the 'Pradeshika', 'Rajuka' and 'Yukta' were important officers at the

A.village-level administration
B.district-level administration
C.provincial administration
D.level of the central administration
MCQ
21

Question 21: Consider the following statements in respect of the Non-Cooperation Movement : I. The Congress declared the attainment of 'Swaraj' by all legitimate a

Consider the following statements in respect of the Non-Cooperation Movement : I. The Congress declared the attainment of 'Swaraj' by all legitimate and peaceful means to be its objective. II. It was to be implemented in stages with civil disobedience and non-payment of taxes for the next stage only if 'Swaraj' did not come within a year and the Government resorted to repression. Which of the statements given above is/are correct?

A.I only
B.II only
C.Both I and II
D.Neither I nor II
MCQ
22

Question 22: Consider the following countries : I. Austria II. Bulgaria III. Croatia IV. Serbia V. Sweden VI. North Macedonia How many of the above are members of

Consider the following countries : I. Austria II. Bulgaria III. Croatia IV. Serbia V. Sweden VI. North Macedonia How many of the above are members of the North Atlantic Treaty Organization?

A.Only three
B.Only four
C.Only five
D.All the six
MCQ
23

Question 23: Consider the following water bodies : I. Lake Tanganyika II. Lake Tonlé Sap III. Patos Lagoon Through how many of them does the equator pass?

Consider the following water bodies : I. Lake Tanganyika II. Lake Tonlé Sap III. Patos Lagoon Through how many of them does the equator pass?

A.Only one
B.Only two
C.All the three
D.None
MCQ
24

Question 24: Consider the following statements about turmeric during the year 2022-23 : I. India is the largest producer and exporter of turmeric in the world. II.

Consider the following statements about turmeric during the year 2022-23 : I. India is the largest producer and exporter of turmeric in the world. II. More than 30 varieties of turmeric are grown in India. III. Maharashtra, Telangana, Karnataka and Tamil Nadu are major turmeric producing States in India. Which of the statements given above are correct?

A.I and II only
B.II and III only
C.I and III only
D.I, II and III
MCQ
25

Question 25: Which of the following are the evidences of the phenomenon of continental drift? I. The belt of ancient rocks from Brazil coast matches with those fro

Which of the following are the evidences of the phenomenon of continental drift? I. The belt of ancient rocks from Brazil coast matches with those from Western Africa. II. The gold deposits of Ghana are derived from the Brazil plateau when the two continents lay side by side. III. The Gondwana system of sediments from India is known to have its counterparts in six different landmasses of the Southern Hemisphere. Select the correct answer using the code given below.

A.I and III only
B.I and II only
C.I, II and III
D.II and III only
MCQ
26

Question 26: Consider the following statements : Statement I: The amount of dust particles in the atmosphere is more in subtropical and temperate areas than in equ

Consider the following statements : Statement I: The amount of dust particles in the atmosphere is more in subtropical and temperate areas than in equatorial and polar regions. Statement II: Subtropical and temperate areas have less dry winds. Which one of the following is correct in respect of the above statements?

A.Both Statement I and Statement II are correct and Statement II explains Statement I
B.Both Statement I and Statement II are correct but Statement II does not explain Statement I
C.Statement I is correct but Statement II is not correct
D.Statement I is not correct but Statement II is correct
MCQ
27

Question 27: Consider the following statements : Statement I: In January, in the Northern Hemisphere, the isotherms bend equatorward while crossing the landmasses,

Consider the following statements : Statement I: In January, in the Northern Hemisphere, the isotherms bend equatorward while crossing the landmasses, and poleward while crossing the oceans. Statement II: In January, the air over the oceans is warmer than that over the landmasses in the Northern Hemisphere. Which one of the following is correct in respect of the above statements?

A.Both Statement I and Statement II are correct and Statement II explains Statement I
B.Both Statement I and Statement II are correct but Statement II does not explain Statement I
C.Statement I is correct but Statement II is not correct
D.Statement I is not correct but Statement II is correct
MCQ
28

Question 28: Consider the following statements : Statement I: In the context of effect of water on rocks, chalk is known as a very permeable rock whereas clay is k

Consider the following statements : Statement I: In the context of effect of water on rocks, chalk is known as a very permeable rock whereas clay is known as quite an impermeable or least permeable rock. Statement II: Chalk is porous and hence can absorb water. Statement III: Clay is not at all porous. Which one of the following is correct in respect of the above statements?

A.Both Statement II and Statement III are correct and both of them explain Statement I
B.Both Statement II and Statement III are correct but only one of them explains Statement I
C.Only one of the Statements II and III is correct and that explains Statement I
D.Neither Statement II nor Statement III is correct
MCQ
29

Question 29: Consider the following statements : I. Without the atmosphere, temperature would be well below freezing point everywhere on the Earth's surface. II. H

Consider the following statements : I. Without the atmosphere, temperature would be well below freezing point everywhere on the Earth's surface. II. Heat absorbed and trapped by the atmosphere maintains our planet's average temperature. III. Atmosphere's gases, like carbon dioxide, are particularly good at absorbing and trapping radiation. Which of the statements given above are correct?

A.I and III only
B.I and II only
C.I, II and III
D.II and III only
MCQ
30

Question 30: Consider the following statements about the Rashtriya Gokul Mission : I. It is important for the upliftment of rural poor as majority of low producing

Consider the following statements about the Rashtriya Gokul Mission : I. It is important for the upliftment of rural poor as majority of low producing indigenous animals are with small and marginal farmers and landless labourers. II. It was initiated to promote indigenous cattle and buffalo rearing and conservation in a scientific and holistic manner. Which of the statements given above is/are correct?

A.I only
B.II only
C.Both I and II
D.Neither I nor II
MCQ
31

Question 31: Regarding Peacock tarantula (Gooty tarantula), consider the following statements : I. It is an omnivorous crustacean. II. Its natural habitat in India

Regarding Peacock tarantula (Gooty tarantula), consider the following statements : I. It is an omnivorous crustacean. II. Its natural habitat in India is only limited to some forest areas. III. In its natural habitat, it is an arboreal species. Which of the statements given above is/are correct?

A.I only
B.I and III
C.II only
D.II and III
MCQ
32

Question 32: Consider the following statements : I. Carbon dioxide (CO2) emissions in India are less than 0.5 t CO2/capita. II. In terms of CO2 emissions from fuel

Consider the following statements : I. Carbon dioxide (CO2) emissions in India are less than 0.5 t CO2/capita. II. In terms of CO2 emissions from fuel combustion, India ranks second in Asia-Pacific region. III. Electricity and heat producers are the largest sources of CO2 emissions in India. Which of the statements given above is/are correct?

A.I and III only
B.II only
C.II and III only
D.I, II and III
MCQ
33

Question 33: Consider the following pairs : Plant | Description I. Cassava | : Woody shrub II. Ginger | : Herb with pseudostem III. Malabar spinach | : Herbaceous

Consider the following pairs : Plant | Description I. Cassava | : Woody shrub II. Ginger | : Herb with pseudostem III. Malabar spinach | : Herbaceous climber IV. Mint | : Annual shrub V. Papaya | : Woody shrub How many of the above pairs are correctly matched?

A.Only two
B.Only three
C.Only four
D.All the five
MCQ
34

Question 34: With reference to the planet Earth, consider the following statements : I. Rain forests produce more oxygen than that produced by oceans. II. Marine p

With reference to the planet Earth, consider the following statements : I. Rain forests produce more oxygen than that produced by oceans. II. Marine phytoplankton and photo-synthetic bacteria produce about 50% of world's oxygen. III. Well-oxygenated surface water contains several folds higher oxygen than that in atmospheric air. Which of the statements given above is/are correct?

A.I and II
B.II only
C.I and III
D.None of the above statements is correct
MCQ
35

Question 35: Consider the following statements : Statement I: Studies indicate that carbon dioxide emissions from cement industry account for more than 5% of globa

Consider the following statements : Statement I: Studies indicate that carbon dioxide emissions from cement industry account for more than 5% of global carbon emissions. Statement II: Silica-bearing clay is mixed with limestone while manufacturing cement. Statement III : Limestone is converted into lime during clinker production for cement manufacturing. Which one of the following is correct in respect of the above statements?

A.Both Statement II and Statement III are correct and both of them explain Statement I
B.Both Statement II and Statement III are correct but only one of them explains Statement I
C.Only one of the Statements II and III is correct and that explains Statement I
D.Neither Statement II nor Statement III is correct
MCQ
36

Question 36: Which one of the following launched the 'Nature Solutions Finance Hub for Asia and the Pacific'?

Which one of the following launched the 'Nature Solutions Finance Hub for Asia and the Pacific'?

A.The Asian Development Bank (ADB)
B.The Asian Infrastructure Investment Bank (AIIB)
C.The New Development Bank (NDB)
D.The International Bank for Reconstruction and Development (IBRD)
MCQ
37

Question 37: Consider the following statements : Statement I: At the 28th United Nations Climate Change Conference (COP28), India refrained from signing the 'Decla

Consider the following statements : Statement I: At the 28th United Nations Climate Change Conference (COP28), India refrained from signing the 'Declaration on Climate and Health'. Statement II : The COP28 Declaration on Climate and Health is a binding declaration; and if signed, it becomes mandatory to decarbonize health sector. Statement III : If India's health sector is decarbonized, the resilience of its health-care system may be compromised. Which one of the following is correct in respect of the above statements?

A.Both Statement II and Statement III are correct and both of them explain Statement I
B.Both Statement II and Statement III are correct but only one of them explains Statement I
C.Only one of the Statements II and III is correct and that explains Statement I
D.Neither Statement II nor Statement III is correct
MCQ
38

Question 38: Consider the following statements : Statement I: Scientific studies suggest that a shift is taking place in the Earth's rotation and axis. Statement I

Consider the following statements : Statement I: Scientific studies suggest that a shift is taking place in the Earth's rotation and axis. Statement II: Solar flares and associated coronal mass ejections bombarded the Earth's outermost atmosphere with tremendous amount of energy. Statement III : As the Earth's polar ice melts, the water tends to move towards the equator. Which one of the following is correct in respect of the above statements?

A.Both Statement II and Statement III are correct and both of them explain Statement I
B.Both Statement II and Statement III are correct but only one of them explains Statement I
C.Only one of the Statements II and III is correct and that explains Statement I
D.Neither Statement II nor Statement III is correct
MCQ
39

Question 39: Consider the following statements : Statement I: Article 6 of the Paris Agreement on climate change is frequently discussed in global discussions on s

Consider the following statements : Statement I: Article 6 of the Paris Agreement on climate change is frequently discussed in global discussions on sustainable development and climate change. Statement II: Article 6 of the Paris Agreement on climate change sets out the principles of carbon markets. Statement III : Article 6 of the Paris Agreement on climate change intends to promote inter-country non-market strategies to reach their climate targets. Which one of the following is correct in respect of the above statements?

A.Both Statement II and Statement III are correct and both of them explain Statement I
B.Both Statement II and Statement III are correct but only one of them explains Statement I
C.Only one of the Statements II and III is correct and that explains Statement I
D.Neither Statement II nor Statement III is correct
MCQ
40

Question 40: With reference to 'Direct Air Capture', an emerging technology, which of the following statements is/are correct? I. It can be used as a way of carbon

With reference to 'Direct Air Capture', an emerging technology, which of the following statements is/are correct? I. It can be used as a way of carbon sequestration. II. It can be a valuable approach for plastic production and in food processing. III. In aviation, it can be a source of carbon for combining with hydrogen to create synthetic low-carbon fuel. Select the correct answer using the code given below.

A.I and II only
B.III only
C.I, II and III
D.None of the above statements is correct
MCQ
41

Question 41: Consider the following statements : Statement I: Activated carbon is a good and an attractive tool to remove pollutants from effluent streams and to r

Consider the following statements : Statement I: Activated carbon is a good and an attractive tool to remove pollutants from effluent streams and to remediate contaminants from various industries. Statement II: Activated carbon exhibits a large surface area and a strong potential for adsorbing heavy metals. Statement III : Activated carbon can be easily synthesized from environmental wastes with high carbon content. Which one of the following is correct in respect of the above statements?

A.Both Statement II and Statement III are correct and both of them explain Statement I
B.Both Statement II and Statement III are correct but only one of them explains Statement I
C.Only one of the Statements II and III is correct and that explains Statement I
D.Neither Statement II nor Statement III is correct
MCQ
42

Question 42: Consider the following pairs : Provision in the Constitution of India Stated under I. Separation of Judiciary from the Executive in the public service

Consider the following pairs : Provision in the Constitution of India Stated under I. Separation of Judiciary from the Executive in the public services of the State : The Directive Principles of State Policy II. Valuing and preserving of the rich heritage of our composite culture : The Fundamental Duties III. Prohibition of employ- ment of children below the age of 14 years in factories : The Fundamental Rights How many of the above pairs are correctly matched?

A.Only one
B.Only two
C.All the three
D.None
MCQ
43

Question 43: With reference to the Indian polity, consider the following statements : I. An Ordinance can amend any Central Act. II. An Ordinance can abridge a Fun

With reference to the Indian polity, consider the following statements : I. An Ordinance can amend any Central Act. II. An Ordinance can abridge a Fundamental Right. III. An Ordinance can come into effect from a back date. Which of the statements given above are correct?

A.I and II only
B.II and III only
C.I and III only
D.I, II and III
MCQ
44

Question 44: Consider the following pairs : State Description I. Arunachal Pradesh : The capital is named after a fort, and the State has two National Parks II. Na

Consider the following pairs : State Description I. Arunachal Pradesh : The capital is named after a fort, and the State has two National Parks II. Nagaland : The State came into exis- tence on the basis of a Constitutional Amendment Act III. Tripura : Initially a Part 'C' State, it became a centrally administered territory with the reorganization of States in 1956 and later attained the status of a full-fledged State How many of the above pairs are correctly matched?

A.Only one
B.Only two
C.All the three
D.None
MCQ
45

Question 45: Consider the following statements : I. The Constitution of India explicitly mentions that in certain spheres the Governor of a State acts in his/her o

Consider the following statements : I. The Constitution of India explicitly mentions that in certain spheres the Governor of a State acts in his/her own discretion. II. The President of India can, of his/her own, reserve a bill passed by a State Legislature for his/her consideration without it being forwarded by the Governor of the State concerned. Which of the statements given above is/are correct?

A.I only
B.II only
C.Both I and II
D.Neither I nor II
MCQ
46

Question 46: With reference to India, consider the following: I. The Inter-State Council II. The National Security Council III. Zonal Councils How many of the abov

With reference to India, consider the following: I. The Inter-State Council II. The National Security Council III. Zonal Councils How many of the above were established as per the provisions of the Constitution of India?

A.Only one
B.Only two
C.All the three
D.None
MCQ
47

Question 47: Consider the following types of vehicles : I. Full battery electric vehicles II. Hydrogen fuel cell vehicles III. Fuel cell-electric hybrid vehicles H

Consider the following types of vehicles : I. Full battery electric vehicles II. Hydrogen fuel cell vehicles III. Fuel cell-electric hybrid vehicles How many of the above are considered as alternative powertrain vehicles?

A.Only one
B.Only two
C.All the three
D.None
MCQ
48

Question 48: With reference to Unmanned Aerial Vehicles (UAVs), consider the following statements : I. All types of UAVs can do vertical landing. II. All types of

With reference to Unmanned Aerial Vehicles (UAVs), consider the following statements : I. All types of UAVs can do vertical landing. II. All types of UAVs can do automated hovering. III. All types of UAVs can use battery only as a source of power supply. How many of the statements given above are correct?

A.Only one
B.Only two
C.All the three
D.None
MCQ
49

Question 49: In the context of electric vehicle batteries, consider the following elements : I. Cobalt II. Graphite III. Lithium IV. Nickel How many of the above u

In the context of electric vehicle batteries, consider the following elements : I. Cobalt II. Graphite III. Lithium IV. Nickel How many of the above usually make up battery cathodes?

A.Only one
B.Only two
C.Only three
D.All the four
MCQ
50

Question 50: Consider the following : I. Cigarette butts II. Eyeglass lenses III. Car tyres How many of them contain plastic?

Consider the following : I. Cigarette butts II. Eyeglass lenses III. Car tyres How many of them contain plastic?

A.Only one
B.Only two
C.All the three
D.None
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