Common General Science

General Science — Paired Mock 01 (50 Qs)

Subject-focused 50-question mock on General Science. Paired with Malayalam version. PSC-style negative marking.

General Science — Paired Mock 01 (50 Qs)

50 questions · 37 minutes

37:00

Q1.The enzyme present in saliva that digests starch is:‌‍

A. Pepsin B. Trypsin C. Amylase D. Lipase

Q2.The enzyme that fixes CO₂ in Calvin cycle is:‌‍

A. DNA polymerase B. ATP synthase C. RuBisCO D. Amylase

Q3.India's first Five-Year Plan (1951-56) was based on:‌‍

A. Harrod-Domar model B. Nehru-Mahalanobis model C. Mahalanobis model D. Gandhian model

Q4.Which of these is a single-celled eukaryote?‌‍

A. Virus B. Bacterium C. Influenza D. Amoeba

Q5.Indus Valley weights system based on:‌‍

A. Ratio 1:2:4:8:16 B. Binary C. Duodecimal D. Decimal

Q6.Arrhenius acid is a substance that:‌‍

A. Donates electron pair B. Gives H⁺ in water C. Gives OH⁻ D. Accepts proton

Q7.Water is made up of which two elements?‌‍

A. Oxygen and Carbon B. Hydrogen and Oxygen C. Hydrogen and Nitrogen D. Nitrogen and Oxygen

Q8.Terminal velocity of a sphere falling through viscous fluid is proportional to:‌‍

A. r B. 1/r C. r³ D. r²

Q9.Best conductor of electricity:‌‍

A. Copper B. Gold C. Silver D. Aluminium

Q10.Parathyroid hormone:‌‍

A. Raises blood Ca B. No effect C. Lowers D. Raises Na

Q11.Acid rain cause:‌‍

A. CO2 B. Methane C. Ozone D. SO2, NOx emissions

Q12.Which is NOT an electromagnetic wave?‌‍

A. X-rays B. Sound waves C. Radio waves D. Gamma rays

Q13.A redox reaction always involves:‌‍

A. Neither B. Both oxidation and reduction occurring together C. Reduction only D. Oxidation only

Q14.Magnetite ore has the formula:‌‍

A. FeO B. FeS₂ C. Fe₂O₃ D. Fe₃O₄

Q15.Cellulose is polymer of:‌‍

A. α-glucose B. Mannose C. β-glucose (β-1,4 linkages) D. Fructose

Q16.Growth hormone deficiency:‌‍

A. Gigantism B. Dwarfism C. None D. Cretinism

Q17.Vitamin C deficiency causes which disease?‌‍

A. Scurvy B. Rickets C. Beriberi D. Night blindness

Q18.The SI unit of force is:‌‍

A. Watt B. Joule C. Pascal D. Newton

Q19.Acid + Base →‌‍

A. Salt + Water B. Salt + Gas C. Water + Gas D. Metal + Water

Q20.In Whittaker's five-kingdom classification, which kingdom includes unicellular eukaryotes?‌‍

A. Monera B. Protista C. Plantae D. Fungi

Q21.Night blindness vitamin:‌‍

A. B B. C C. D D. A

Q22.The plant hormone responsible for growth towards light (phototropism) is:‌‍

A. Ethylene B. Abscisic acid C. Auxin D. Cytokinin

Q23.Which acid is present in the Soya beans?‌‍

A. Capric acid B. Phytic acid C. Malic acid D. Oxalic acid

Q24.Area of triangle base 10, height 6:‌‍

A. 60 B. 30 C. 20 D. 40

Q25.Which metal is stored under kerosene to prevent reaction with air?‌‍

A. Sodium B. Gold C. Copper D. Iron

Q26.The nitrogen base which is not found in DNA:‌‍

A. Guanine B. Thymine C. Adenine D. Uracil

Q27.The element used as a moderator in nuclear reactors (heavy water) is:‌‍

A. Ordinary hydrogen B. Deuterium (²H) C. Helium D. Tritium (³H)

Q28.An antacid like magnesium hydroxide neutralises excess stomach acid by:‌‍

A. Oxidation B. Reduction C. Acid-base neutralisation D. Combustion

Q29.Bowen's Reaction Series describes:‌‍

A. Weathering B. Tectonics C. Volcanic eruption D. Order of mineral crystallisation from magma

Q30.Skyroot based in:‌‍

A. Chennai B. Bangalore C. Hyderabad D. Mumbai

Q31.Solar cell converts:‌‍

A. Wind to electricity B. Light to electricity C. Sound to electricity D. Heat to electricity

Q32.PM Surya Ghar Muft Bijli Yojana provides up to how many units of free electricity?‌‍

A. 300 units B. 200 units C. 500 units D. 100 units

Q33.'Leaders are born and not made' is based on:‌‍

A. Trait Theory of Leadership B. Contingency Theory C. Fiedler's Model D. Situational Leadership

Q34.Haloalkanes on reaction with alcoholic KOH give:‌‍

A. Ether B. Alkene (E2 elimination) C. Alcohol D. Aldehyde

Q35.The hormone that promotes seed germination and stem elongation is:‌‍

A. Cytokinin B. Ethylene C. Abscisic acid D. Gibberellin

Q36.Enzyme characteristics:‌‍

A. Specific, reusable B. Used up C. Random D. Non-specific

Q37.CAA came into force:‌‍

A. 2022 B. 2025 C. 2024 (March) D. 2019

Q38.Which element is common to all organic compounds?‌‍

A. Nitrogen B. Oxygen C. Hydrogen D. Carbon

Q39.UNHCR (UN High Commissioner for Refugees) is based in:‌‍

A. New York B. Geneva C. London D. Paris

Q40.Photosynthesis releases:‌‍

A. CO₂ B. N₂ C. O₂ D. H₂

Q41.K.S.E.B. (Kerala State Electricity Board) was formed in the year:‌‍

A. 1956 B. 1959 C. 1958 D. 1957

Q42.Current electricity requires:‌‍

A. Only voltage B. Only resistance C. Just wire D. Complete circuit with EMF source

Q43.In the same reaction (Zn + CuSO₄), copper ion is:‌‍

A. Reduced B. Oxidised C. A catalyst D. Unchanged

Q44.Which is necessary for the dermal synthesis of Vitamin D?‌‍

A. Ultraviolet rays B. Infrared rays C. Gamma rays D. X-rays

Q45.In Excel, to add numbers in cells A1 to A10, use:‌‍

A. =ADD(A1:A10) B. =SUM(A1:A10) C. =TOTAL(A1:A10) D. =PLUS(A1:A10)

Q46.Air Force Day:‌‍

A. 15 Jan B. 8 October C. 4 Dec D. 15 Aug

Q47.Hormone for fruit ripening:‌‍

A. Abscisic acid B. Ethylene C. Auxin D. Cytokinin

Q48.Newton's Second Law of Motion states that force equals:‌‍

A. mass × acceleration B. mass × velocity C. weight × time D. mass × displacement

Q49.Zwitterion form of amino acid has:‌‍

A. No charge B. Positive amino (+NH₃) and negative carboxyl (-COO⁻) C. Both positive D. Both negative

Q50.The green pigment in plants responsible for photosynthesis is:‌‍

A. Carotene B. Chlorophyll C. Haemoglobin D. Melanin

Score: 0 / 50

PSC Score (with -0.33): 0 / 50

0 correct (+1 each) · 0 wrong (-0.33 each) · 0 unanswered (0)

0% accuracy · Time: 00:00

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General Science — Paired Mock 01 (50 Qs)

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General Science — Paired Mock 01 (50 Qs)

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