UPSC Civil Services Prelims 2021 - General Studies Paper I — question paper

With reference to the history of ancient India, Bhavabhuti, Hastimalla and Kshemeshvara were famous

Consider the following statements : 1. The Montagu-Chelmsford Reforms of 1919 recommended granting voting rights to all the women above the age of 21. 2. The Government of India Act of 1935 gave women reserved seats in legislature. Which of the statements given above is/are correct?

With reference to 8th August, 1942 in Indian history, which one of the following statements is correct?

Who among the following is associated with ‘Songs from Prison’, a translation of ancient Indian religious lyrics in English?

With reference to medieval India, which one of the following is the correct sequence in ascending order in terms of size?

Who among the following was associated as Secretary with Hindu Female School which later came to be known as Bethune Female School?

In the context of Colonial India, Shah Nawaz Khan, Prem Kumar Sehgal and Gurbaksh Singh Dhillon are remembered as

With reference to Indian history, which of the following statements is/are correct? 1. The Nizamat of Arcot emerged out of Hyderabad State. 2. The Mysore Kingdom emerged out of Vijayanagara Empire. 3. Rohilkhand Kingdom was formed out of the territories occupied by Ahmad Shah Durrani. Select the correct answer using the code given below.

Which one of the following statements is correct?

Consider the following statements : 1. 21st February is declared to be the International Mother Language Day by UNICEF. 2. The demand that Bangla has to be one of the national languages was raised in the Constituent Assembly of Pakistan. Which of the above statements is/are correct?

How is permaculture farming different from conventional chemical farming? 1. Permaculture farming discourages monocultural practices but in conventional chemical farming, monoculture practices are predominant. 2. Conventional chemical farming can cause increase in soil salinity but the occurrence of such phenomenon is not observed in permaculture farming. 3. Conventional chemical farming is easily possible in semi-arid regions but permaculture farming is not so easily possible in such regions. 4. Practice of mulching is very important in permaculture farming but not necessarily so in conventional chemical farming. Select the correct answer using the code given below.

With reference to ‘palm oil’, consider the following statements : 1. The palm oil tree is native to Southeast Asia. 2. The palm oil is a raw material for some industries producing lipstick and perfumes. 3. The palm oil can be used to produce biodiesel. Which of the statements given above are correct?

With reference to the Indus river system, of the following four rivers, three of them pour into one of them which joins the Indus direct. Among the following, which one is such river that joins the Indus direct?

With reference to India, Didwana, Kuchaman, Sargol and Khatu are the names of

Consider the following rivers : 1. Brahmani 2. Nagavali 3. Subarnarekha 4. Vamsadhara Which of the above rise from the Eastern Ghats?

Consider the following statements : 1. The Global Ocean Commission grants licences for seabed exploration and mining in international waters. 2. India has received licences for seabed mineral exploration in international waters. 3. ‘Rare earth minerals’ are present on seafloor in international waters. Which of the statements given above are correct?

Among the following, which one is the least water-efficient crop?

Consider the following statements : 1. In the tropical zone, the western sections of the oceans are warmer than the eastern sections owing to the influence of trade winds. 2. In the temperate zone, westerlies make the eastern sections of oceans warmer than the western sections. Which of the statements given above is/are correct?

In the context of India’s preparation for Climate-Smart Agriculture, consider the following statements : 1. The ‘Climate-Smart Village’ approach in India is a part of a project led by the Climate Change, Agriculture and Food Security (CCAFS), an international research programme. 2. The project of CCAFS is carried out under Consultative Group on International Agricultural Research (CGIAR) headquartered in France. 3. The International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) in India is one of the CGIAR’s research centres. Which of the statements given above are correct?

“Leaf litter decomposes faster than in any other biome and as a result the soil surface is often almost bare. Apart from trees, the vegetation is largely composed of plant forms that reach up into the canopy vicariously, by climbing the trees or growing as epiphytes, rooted on the upper branches of trees.” This is the most likely description of

The vegetation of savannah consists of grassland with scattered small trees, but extensive areas have no trees. The forest development in such areas is generally kept in check by one or more or a combination of some conditions. Which of the following are such conditions? 1. Burrowing animals and termites 2. Fire 3. Grazing herbivores 4. Seasonal rainfall 5. Soil properties Select the correct answer using the code given below.

With reference to the water on the planet Earth, consider the following statements : 1. The amount of water in the rivers and lakes is more than the amount of groundwater. 2. The amount of water in polar ice caps and glaciers is more than the amount of groundwater. Which of the statements given above is/are correct?

Consider the following statements : 1. Moringa (drumstick tree) is a leguminous evergreen tree. 2. Tamarind tree is endemic to South Asia. 3. In India, most of the tamarind is collected as minor forest produce. 4. India exports tamarind and seeds of moringa. 5. Seeds of moringa and tamarind can be used in the production of biofuels. Which of the statements given above are correct?

The black cotton soil of India has been formed due to the weathering of

With reference to recent developments regarding ‘Recombinant Vector Vaccines’, consider the following statements : 1. Genetic engineering is applied in the development of these vaccines. 2. Bacteria and viruses are used as vectors. Which of the statements given above is/are correct?

In the context of hereditary diseases, consider the following statements : 1. Passing on mitochondrial diseases from parent to child can be prevented by mitochondrial replacement therapy either before or after in vitro fertilization of egg. 2. A child inherits mitochondrial diseases entirely from mother and not from father. Which of the statements given above is/are correct?

Bollgard I and Bollgard II technologies are mentioned in the context of

In a pressure cooker, the temperature at which the food is cooked depends mainly upon which of the following? 1. Area of the hole in the lid 2. Temperature of the flame 3. Weight of the lid Select the correct answer using the code given below.

Consider the following : 1. Bacteria 2. Fungi 3. Virus Which of the above can be cultured in artificial/synthetic medium?

Consider the following statements : 1. Adenoviruses have single-stranded DNA genomes whereas retroviruses have double-stranded DNA genomes. 2. Common cold is sometime caused by an adenovirus whereas AIDS is caused by a retrovirus. Which of the statements given above is/are correct?

Water can dissolve more substances than any other liquid because

With reference to street-lighting, how do sodium lamps differ from LED lamps? 1. Sodium lamps produce light in 360 degrees but it is not so in the case of LED lamps. 2. As street-lights, sodium lamps have longer life span than LED lamps. 3. The spectrum of visible light from sodium lamps is almost monochromatic while LED lamps offer significant colour advantages in street-lighting. Select the correct answer using the code given below.

The term ‘ACE2’ is talked about in the context of

Bisphenol A (BPA), a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?

‘Triclosan’, considered harmful when exposed to high levels for a long time, is most likely present in which of the following?

Which one of the following is a reason why astronomical distances are measured in light-years?

We adopted parliamentary democracy based on the British model, but how does our model differ from that model? 1. As regards legislation, the British Parliament is supreme or sovereign but in India, the power of the Parliament to legislate is limited. 2. In India, matters related to the constitutionality of the Amendment of an Act of the Parliament are referred to the Constitution Bench by the Supreme Court. Select the correct answer using the code given below.

With reference to the Union Government, consider the following statements : 1. N. Gopalaswamy Iyengar Committee suggested that a minister and a secretary be designated solely for pursuing the subject of administrative reform and promoting it. 2. In 1970, the Department of Personnel was constituted on the recommendation of the Administrative Reforms Commission, 1966, and this was placed under the Prime Minister’s charge. Which of the statements given above is/are correct?

‘Right to Privacy’ is protected under which Article of the Constitution of India?

Consider the following statements : 1. In India, there is no law restricting the candidates from contesting in one Lok Sabha election from three constituencies. 2. In 1991 Lok Sabha Election, Shri Devi Lal contested from three Lok Sabha constituencies. 3. As per the existing rules, if a candidate contests in one Lok Sabha election from many constituencies, his/her party should bear the cost of byeelections to the constituencies vacated by him/her in the event of him/her winning in all the constituencies. Which of the statements given above is/are correct?