General Science Multiple Choice Questions (MCQ Quiz) Leave a Comment / By ODEAcademy / February 18, 2024 General Science Previous Year MCQ Quiz Q. Which of the following is a basic physical quantity ? [BPSC 2020] (a) force (b) velocity (c) electric current (d) work None Q. The unit of power is - [UPPSC 2010] (a) Hertz (b) Volt (c) Watt (d) Neutron None Q. The unit of electric power is – [BPSC 2018] (a) ampere (b) volt (c) Coulomb (d) watt None Q. The SI unit for electrical resistivity is _________. [RRB ALP 2019] (A) Ohm (B) Ampere (C) Voltmeter (D) Ohm meter None Q. One parsec, a unit of measurement of stellar distances, is equal to - (a) 4.25 light years (b) 3.25 light years (c) 4.50 light years (d) 3.05 light years None Q. The following S.I. Which of the units is not correctly matched ? (a) Work – Joule (b) Force – Newton (c) Mass – kg. (d) pressure - dyne None Q. Angstrom unit is – (a) wavelength (b) of energy (c) frequency (d) velocity None Q. The smallest unit of length is - [UPPSC 2005] (a) micron (b) Nanometer (c) Angstrom (d) fermi None Q. One "barrel" of oil is approximately how much of the following ? [UPPCS (Pre) 2009] (a) 131 liters (b) 159 liters (c) 179 liters (d) 201 liters None Q. 1 micron is equal to - [BPSC] (A) 1/10 millimeter (B) 1/100 millimeter (C) 1/1000 millimeter (D) 1/10000 millimeter None Q. Which one of the following is not a unit of heat ? [MPPSC 2016] (a) calorie (b) Kilo calorie (c) kilo joule (d) watt None Q. What is the unit of pressure ? [BPSC 2018] (a) Newton/square meter (b) Newton meter (c) Newton (d) Newton meter None Q. Which of the following is a scalar quantity ? [BPSC 2019] (a) force (b) Pressure (c) velocity (d) acceleration None Q. Which of the following statements is/are correct with respect to electric potential? ? [UPPSC 2021] (A) It is a scalar quantity. (B) It is a vector quantity. (C) Is both scalar and vector. (D) Neither a vector quantity nor a scalar quantity. None Q. Which of the following is India's first 3D printed humanoid robot ? [RRB JE IT 2019] (A) KEMPA (B) MANAV (C) INDRO (D) DAKSH None Q. If water smells bad, then that odour can be removed by adding ? [SSC CHSL 2017] (a) alum (b) bleach (c) activated carbon (d) deactivated nitrogen None Q. Malathion is a/an - [SSC MTS 2017] (a) insecticide (b) fumigant (c) preservative (d) pesticide None Q. The working of a dry cell is based on - [SSC MTS 2017] (a) Decomposition reaction (b) Spontaneous oxidation reduction reaction (c) Combination reaction (d) Electrolysis None Q. Locomotory organ of a starfish is ? [SSC MTS 2017] (a) Tube feet (b) Paddle (c) Muscular foot (d) Flipper None Q. Riboflavin is a/an - (a) Vitamin (b) Hormone (c) Fatty acid (d) Enzyme None Q. One nanometer is equal to meters. [SSC CHSL 2017] (a) 10 raised to the power (-3) (b) 10 raised to the power (-6) (c) 10 raised to the power (-9) (d) 10 raised to the power (-12) None Q. Acceleration is - (a) Inversely proportional to force (b) Inversely proportional to mass (c) Directly proportional to mass (d) more than one corrent None Q. The fuse in an electric circuit is connected in - [SSC MTS 2017] (a) series with neutral (b) parallel to live (c) parallel to neutral (d) series with live None Q. Vegetables are cooked in lesser time by adding a pinch of salt while cooking because - [SSC MTS 2017] (a) boiling point of water increases (b) latent heat of vaporization of water decreases (c) latent heat of vaporization of water increases (d) boiling point of water decreases None Q. Which of the following vitamins help in the absorption of calcium ? [SSC CGL 2016] (a) Vitamin A (b) Vitamin D (c) Vitamin B (d) Vitamin C None Q. Which of the following vitamins contain nitrogen ? [SSC CGL 2016] (a) Vitamin A (b) Vitamin B (c) Vitamin C (d) Vitamin D None Q. Pneumonia is a bacterial disease caused by the type of bacteria called [SSC CGL 2016] (a) Bacilli (b) Cocci (c) Sprilli (d) Vibrio None Q. The chemical component that is invariably found in all viruses is : [SSC CGL 2016] (a) proteins (b) lipids (c) DNA (d) RNA None Q. Which enzyme digests proteins in the stomach ? [SSC CGL 2016] (a) Trypsin (b) Pepsin (c) Salivary amylase (d) Pancreatic canal None Q. The deficiency of Niacin-a vita- min of B complex group causes the disease ? [SSC CGL 2016] (a) Marasmus (b) Pellagra (c) Rickets (d) Nightblindness None Q. A pair of contrasting characters controlling the same trait is called [SSC CGL 2016] (a) factors (b) loci (c) allele (d) lineage None Q. Algal bloom results from [SSC CGL 2016] (a) Global warming (b) Salination (c) Eutrophication (d) Biomagnification None Q. Which of the following is a Dominant Autosomal Disorder ? [SSC CGL 2016] (a) Albinism (b) Cystic Fibrosis (c) Phenyl Ketorunia (d) Alzheimer's Disease None Q. What is the transplantation of graft between genetically identical individuals ? [SSC CGL 2016] (a) Autograft (b) Isograft (c) Allograft (d) Xenograft None Q. Which one of the following forms the base of vegetable fibres ? [SSC CGL 2016] (a) Cellulose (b) Proteins (c) Fats (d) Oils None Which light is least effective in photosynthesis ? [SSC CGL 2016] (a) Blue light (b) Green light (c) Red light (d) Sunlight None The maximum fixation of solar energy is done by ? [SSC CGL 2016] (a) Bacteria (b) Fungi (c) Protozoa (d) Green plants None Q. Which of the following increases the rate of heart beat ? [SSC CGL 2016] (a) Peripheral nerves (b) Sympathetic nerves (c) Parasympathetic nerves (d) Cranial nerves None Q. Which of the following is least likely to be an effect of global warming ? [SSC CGL 2016] (a) Increased frequency of hurricanes (b) Loss of fertile delta region as for agriculture (c) Decreased rate of photosynthesis in vegetation (d) Shrinking of the polar ice regions None Q. The only living tissue in plant xylem is : [SSC MTS 2017] (a) Trachea (b) Xylem fibre (c) Tracheid (d) Xylem parenchyma None Q. The hormone that stimulates heart beat is : [SSC CGL 2016] (a) Thyroxine (b) Gastrin (c) Glycogen (d) Dopamine None Q. The presence of air bubble in blood stream is dangerous to life because [SSC CGl 2016] (a) Air combines with blood forming a complex (b) The flow of blood increases manifold (c) The flow of blood is obstructed (d) The pressure of blood in creases manifold None Q. At which stage in its life cycle does the silkworm yield the fiber of commercial use [SSC CGL 2016] (a) Larva (b) Egg (c) Pupa (d) Imago None Q. The sigmoid colon is a part of [SSC CGL 2016] (a) Small Intestine (b) Large Intestine (c) Pharynx (d) Rectum None Q. La3+ ion is ____. [HSSC 2021] (a) Paramagnetic (b) Diamagnetic (c) Ferromagnetic (d) None of the above None Q. BCG is vaccine meant for protection against which of the following diseases ? [SSC CGL 2016] (a) Mumps (b) Tuberculosis (c) Leprosy (d) Tetanus None Q. Which one of the following is not the excretory organ ? [SSC CGL 2016] (a) Kidneys (b) Liver (c) Lungs (d) Spleen None Q. Which acid is used in Lead storage battery? [SSC CGL 2016] (a) Sulphuric acid (b) Nitric acid (c) Hydrochloric acid (d) Acetic acid None Q. Two electrons in an orbital are differentiated by which of the following ? [SSC CGL 2016] (a) Magnetic quantum number (b) Spin quantum number (c) Principal quantum number (d) Azimuthal quantum number None Q. The most abundant element in the earth's atmosphere is : [SSC CGL 2016] (a) Argon (b) Oxygen (c) Nitrogen (d) Krypton None Q. Which of the following is also used as a Bio fertilizer ? [SSC CHSL 2017] (a) Urea (b) Ammonia (c) Uric Acid (d) Nitrates None Q. Which of the following acts as best adsorbent ? [SSC CGL 2016] (a) Charcoal (b) Activated Charcoal (c) Activated Coconut Charcoal (d) Carbon black None Q. Which one of the following takes place during a nuclear fusion ? [SSC CGL 2016] (a) a heavy nucleus bombarded by neutrons breaks up (b) a heavy nucleus breaks up spontaneously (c) two light nuclei combine to form a heavy nucleus (d) a light nucleus breaks up spontaneously None Q. When ice cubes are made, the entropy of water [SSC CGL 2016] (a) does not change (b) decreases (c) increases (d) may either increase or decrease None Q. The compound used in prickly heat powder to prevent excessive sweating is : [SSC CGL 2016] (a) Boric acid (b) Phosphoric acid (c) Carbonic acid (d) Sulphonic acid None Q. Chemical properties of isotopes : [SSC CGL 2016] (a) must be same (b) must be different (c) need not be same (d) need not be different None Q. Glycol is used to manufacture which of the following ? [SSC CGL 2016] (a) Nylon (b) Artificial silk (c) Terylene (d) Rubber None Q. During fermentation of sugar, the compound which is always formed is : [SSC CGL 2016] (a) Methyl Alcohol (b) Ethyl Alcohol (c) Acetic Acid (d) Ethylene None Q. Light year is - (a) The year in which February has 29 days. (b) The distance which light travels in a year. (c) The time which the rays of the sun take to reach the earth. (d) The time which a spaceship takes to reach the moon from the earth. None Q. Which of the following statements regarding electric potential is/are correct ? It is a scalar quantity. It is a vector quantity. Select the correct answer from the code given below. (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 None Q. Which of the following is the reason why astronomical distances are measured in light years ? (a) Distances between stellar bodies do not change. (b) Gravity of stellar bodies does not change. (c) Light always travels in a straight line. (d) The speed of light is always the same. None Q. How will the height of a six feet tall person be expressed in nanometers (approximately) ? (a) 183×10^7 nanometers (b) 234×10^6 nanometers (c) 183×10^7 nanometers (d) 181×10^7 nanometers None None 1 out of 7 Time's up
