General Science Multiple Choice Questions (MCQs) for FPSC, PPSC, SPSC, KPSC, BPSC, NTS, and PTS Job Test Preparation.
General Science MCQs This test presents a list of common MCQs and Answer of General Science that has been asked in real competitive exams like like FPSC, PPSC, SPSC, KPSC, BPSC, NTS, and PTS etc. From these objective type General Science MCQs you will get an idea what types of short questions from Science are actually asked in competitive examinations. You can check the answer of the Online General Science MCQs Test instantly.
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Q.1 - Which one of the following is not an element of Noble gases? A.
Helium B. Neon C.
Xenon D. Hydrogen Show Answer |
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Q.2 - Mole is defined as the number of atoms found in _____ of carbon-12? A.
11 grams B. 14 grams C.
10 grams D. 12 grams Show Answer |
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Q.3 - Which of the following is not a mixture? A.
Steel B. Aluminium C.
Graphite D. Glass Show Answer |
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Q.4 - Alloys are _______________ A.
Harder than the pure metal B. Harder than the impure metal C.
Softer than the pure metal D. Softer than the impure metal Show Answer |
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Q.5 - What is the name of that process in which oxygen is removed? A.
Oxidation B. Electrolysis C.
Ionization D. Reduction Show Answer |
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Q.6 - Rusting is an ___________ reaction. A.
Ionization B. Oxidation C.
Reduction D. None of the above Show Answer |
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Q.7 - What is needed for rusting to occur? A.
Water B. Oxygen C.
Water and Oxygen D. Carbon dioxide Show Answer |
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Q.8 - All acids are ________________ A.
Corrosive when they are strong B. Corrosive when they are weak C.
Irritant when they are strong D. None of the above Show Answer |
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Q.9 - When an acid reacts with a metal carbonate, the products formed are _____________ A.
Salt, Water and Carbon dioxide B. Salt and Water C.
Water and Carbon dioxide D. Salt and Carbon dioxide Show Answer |
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Q.10 - Which one is an alkaline among the following? A.
Vinegar B. Saliva C.
Ammonia D. Acid rain Show Answer |
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Q.11 - In Periodic table elements are arranged according to their ___________ A.
Mass number B. Atomic and Mass number C.
Atomic number D. None of the above Show Answer |
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Q.12 - What is an Isotope? A.
Atoms of an element having different mass number B. Atoms of an element having same mass number C.
Atoms of an element having different atomic number D. Atoms of an element having same atomic number Show Answer |
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Q.13 - Atomic number is represented by which letter? A.
A B. M C.
X D. Z Show Answer |
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Q.14 - Which science is sometimes called central science? A.
Physics B. Chemistry C.
Biology D. Geology Show Answer |
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Q.15 - Which acid is used in the body to help digestion? A.
Hydrochloric Acid B. Sulphuric Acid C.
Acetic Acid D. Boric Acid Show Answer |
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Q.16 - On 11 February 2016 The LIGO Scientific Collaboration announced the detection of A.
electromagnetic waves B. seismic waves C.
gravitational waves D. radio waves Show Answer |
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Q.17 - The SI unit of charge is A.
Ampere B. Coulomb C.
Ohm D. Volt Show Answer |
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Q.18 - Very High Frequency (VHF) have __________ wavelengths. A.
shorter B. shortest C.
longer D. longest Show Answer |
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Q.19 - Long-sight defect could be corrected by using __________ lens. A.
concave B. vonvex C.
diverging D. none of these Show Answer |
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Q.20 - Deficiency of Vitamin A results in A.
night blindness B. rickets C.
scurvy D. hair fall Show Answer |
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Q.21 - For a fixed mass of gass at constant temperature, if we decrease volume, the pressure will A.
also decrease B. increase C.
remains constant D. none of these Show Answer |
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Q.22 - The lifespan of Red Blood Cells is __________ days. A.
60 B. 120 C.
180 D. 240 Show Answer |
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Q.23 - The density of water is A.
1 g/cm3 B. 1.5 g/cm3 C.
2 g/cm3 D. none of these Show Answer |
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Q.24 - Radioactivity was discovered by A.
Kelvin B. Thomson C.
Rutherford D. Bacquerel Show Answer |
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Q.25 - A device which converts chemical energy into electrical energy is called A.
motor B. generator C.
moving-coil meter D. battery Show Answer |
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