UPSC NDA I Exam Paper 16 April 2023 (General Ability Test) (Answer Key)

101. Tableaux of which one of the following States was adjudged the best in the Republic Day Parade, 2023?
(a) Uttarakhand
(b) Punjab
(c) Gujarat
(d) Uttar Pradesh

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102. Organisms capable of using CO2 as principal carbon source are called:
(a) Autotrophs
(b) Heterotrophs
(c) Parasites
(d) Decomposers

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103. When yeast cells are O2 starved, fermentation serves as the source of energy. This results in the production of:
(a) ATP + CO₂ + Ethanol
(b) ATP + O₂ + Pyruvate
(c) ATP + CO₂ + Lactic acid
(d) ATP + O + Acetaldehyde

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104. During a laboratory experiment, a student immerses epidermal leaf peel in a hypertonic solution. After some time, the student examined the cells under a microscope and observed that:
(a) the cells swelled.
(b) the cells were plasmolysed.
(c) the cells built up turgor pressure.
(d) the cells size was unaffected.

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105. Which one of the following is not a characteristic feature of fungi?
(a) Cell wall is made of chitin
(b) Filamentous mycelium is present
(c) Can carry out photosynthesis
(d) Asexual spores are produced

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106. Which one of the following statements about bryophytes is not correct?
(a) The plant body is a gametophyte.
(b) They are also called the amphibians of plant kingdom.
(c) The plant body is attached to the substratum by rhizoids.
(d) Specialized water-conducting tissues are present.

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107. What is the specific purpose of using potassium hydroxide during the saponification process?
(a) To obtain soaps which are hard on the skin
(b) To obtain soaps which are soft on the skin
(c) To obtain natural fragrance
(d) To make the saponification very economical

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108. Which one of the following is the correct arrangement of metals in the decreasing order of their reactivity?
(a) Iron, Sodium, Silver, Copper
(b) Silver, Copper, Iron, Sodium
(c) Sodium, Copper, Silver, Iron
(d) Sodium, Iron, Copper, Silver

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109. Which among the following statements is not correct with respect to allotropes of Carbon?
(a) Graphite is a good conductor of electricity
(b) Diamond is the hardest substance known.
(c) Fullerene is one of the allotropes of carbon.
(d) Next to diamond, graphite is the second hardest known substance.

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110. Which among the following is the popular method for manufacture of ammonia ?
(a) Ostwald’s process
(b) Haber-Bosch process
(c) Electric furnace process
(d) Electrolysis process

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111. For manufacturing of glass, which among the following is used as a source of silica?
(a) Fine clay soil
(b) Wood powder
(c) Coconut shell
(d) Sand

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112. Which among the following is the correct. arrangement of halogens in the increasing order of their oxidizing nature?
(a) F, Cl, Br, I
(b) Cl, Br, F, I
(c) Br, I, Cl, F
(d) I, Br, Cl, F

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113. Copper sulphate crystals available in the market are blue coloured crystals. By careful heating, they turn to white colour. Which one of the following is responsible for the blue colour?
(a) Oxygen
(b) Nitrogen
(c) Water
(d) Hydrogen

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114. Equal volume of all gases, when measured at the same temperature and pressure, contain an equal number of particles. Who proposed the above law?
(a) Charles
(b) Boyle
(c) Avogadro
(d) Lussac

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115. Airbags work on the principle of a chemical reaction triggered by the impact producing a gaseous product that causes a sudden volume change. Which one among the following chemical conversions is responsible for this?
(a) Sodium azide into nitrogen gas
(b) Solid carbon dioxide into gaseous carbon dioxide
(c) Carbon dioxide into carbon monoxide
(d) Sudden conversion of gaseous carbon dioxide into carbon monoxide

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116. Which one among the following districts of Eastern India held a referendum in 1947 to decide whether or not to join Pakistan?
(a) Sylhet
(b) Goalpara
(c) Cachar
(d) Jalpaiguri

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117. Which one of the following statements about Rabatak inscription is not correct?
(a) It throws important light on Kushana genealogy.
(b) It refers to Kanishka as ‘a king of kings and a son of God’.
(c) The 23-line inscription is written in Gandhari language.
(d) It mentions names of States which were part of Kanishka’s empire.

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118. Who among the following was the author of the famous Sanskrit work ‘Mrichchhakatika’?
(a) Kalidasa
(b) Bhasa
(c) Valmiki
(d) Shudraka

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119. Yashovarman was ruler of which one of the following kingdoms?
(a) Kannauj
(b) Mewar
(e) Marwar
(d) Kalinga

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120. Which one among the following rulers established Pataliputra as the capital of the Magadhan Empire?
(a) Bimbisara
(b) Bindusara
(c) Ajatashatru
(d) Ashoka

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