FEDERAL PUBLIC SERVICE COMMISSION COMPETITIVE EXAMINATION FOR RECRUITMENT TO POSTS IN BPS-17, UNDER THE FEDERAL GOVERNMENT, 2007

 

 

EVERYDAY SCIENCE

Select the best option/answer and fill in the appropriate Box on the Answer Sheet:

  1. Which of the following has no blood, but respires?

(a) Cockroach                    (b) Earthworm                  (c) Fish                                (d) Hydra

  1. Which of the following is the basic characteristic of a living organism?

(a) Ability to move                                                         (b) Ability to reproduce

(c) Ability to eat                                                            (d) Ability to breath

  1. All the following are invertebrates except:

(a) Snail                              (b) Crab                               (c) Prawn                            (d) Fish

  1. Which of the following is an anti-depressant?

(a) Benzedrin                    (b) Aspirin                         (c) Equanil                        (d) None of these

  1. The organ which destroys worn out RBCs in the body of a vertebrate is:

(a) Pancreas                        (b) Liver                             (c) Bone marrow               (d) Spleen

  1. For transfusion, the ‘0’ blood group of a donor can be accepted by a person having blooc group:

(a) A                                     (b) B                                     (c) AB                                  (d) All of these

  1. Life of RBC in human blood is of:

(a) 130 days                       (b) 160 days                      (c) 120 days                     (d) 115 hours

  1. A man with blood group A can receive blood from persons having blood groups:

(a) A, 0                                (b) A, B, 0                           (c) A, AB, B                        (d) A, B, C

  1. Trachoma is a disease of the:

(a) Brain                              (b) Larynx                          (c) Ear                                  (d) Eye

  1. Malaria is a disease which affects the:

(a) Heart                              (b) Lungs                            (c) Spleen                           (d) Kidney

  1. Meningitis is caused by: (a) Fungi (b) Salmonella            (c) Menineococcal              (d) Virus menin
  2. Which of the following diseases is caused by virus? (a) Smallpox (b) Tuberculosis (c) Malaria    (d) Cholera
  3. In human beings infection of plasmodium causes: (a) Tetanus (b) Malaria (c) Influenza                        (d) Typhoid
  4. Which of the following is known as `graveyakd of RBCs’? (a) Liver (b) Bone marrow                (c) Spleen     (d) Appendix
  5. Who discovered the blood groups of man? (a) Edward Jenner (b) Larsen           (c) Kari Landsteiner (d) None of these
  6. Leucocytes (white blood cells) are produced in:

(a) Lymph                         (b) Spleen                           (c) Bone marrow            (d) Ribs

  1. What is the function of platelets?

(a) Kill the bacteria                                                        (b) Carry the oxygen

(c) Produce antibodies                                                   (d) Clot the Blood

  1. Life span of R.B.C. is:

(a) 195 days                      (b) 115 days                       (c) 120 days                     (d) 130 days

  1. Which cells in our body act as an immune system against diseases?

(a) Platelets                       (b) Red blood cells              (c) White blood cells (d) Haemoglobin

  1. In which organ of the human body are the lymphocyte cells formed?

(a) Liver                             (b) Stomach                        (c) Pancreas                        (d) None of these

  1. PC was originally a trade mark of:

(a) IBM                                          (b) Apple Computers (c) Hewlett-Packard (d) Remington Rand

  1. The power of a super computer is measured in terms of:

(a) MIPS                             (b) BIPS                               (c) TIPS                                (d) FLOPS

  1. The surface of a hard disk is logically divided into:

(a) Firmware                                                                    (b) SIMMs

(c) Pie-shaped sectors                                                   (d) None of these

  1. Which was the first truly electronic computer?

(a) ENIAC                        (b) UNIVAC                      (c) IBM                                (d) EDSAC

  1. A computer virus is actually:

(a) Software program                                                   (b) Insect

(c) Micro-organism                                                         (d) None of these

  1. Consumption of fish is considered to be healthy when compared to flesh of other animals because fish contains:

(a) Polyunsaturated fatty acids                                (b) Saturated fatty acids

(c) Essential vitamins                                                   (d) More carbohydrates and proteins

  1. What is stored in the gall bladder? (a) Enzymes (b) Bile                         (c) Urea         (d) Insulin
  2. Which of the following is a mammal? (a) Ostrich (b) Crocodile   (c) Platypus                         (d) Duck
  3. What is the peritoneum? (a) A membrane (b) An organ                        (c) A muscle                        (d) A bone
  4. What is Interferon? (a) Tonic (b) Virus                        (c) Carbohydrate                 (d) Ore of iron
  5. As the temperature of ice rises, the ice melts and its density: (a) Decreases (b) Remains constant (c) Increases      (d) All of these
  6. Which mirror can be used to focus sunlight? (a) Plane mirror (b) Concave lens (c) Concave mirror (d) All of these
  7. The wave which do not require any medium is:

(a) Sound wave                                                                (b) Air waves

(c) Electromagnetic waves                                          (d) All of these

  1. Electromagnetic waves travel with the:

(a) Speed of light                                                          (b) Speed of sound

(c) Speed of earth rotation                                          (d) All of these

  1. Sound travels faster in:

(a) Dry air than in water                                            (b) Wood than in iron

(c) Iron than in air                                                      (d) All of these

  1. Which of the following is a good conductor of electricity?

(a) PVC                              (b) Glass                           (c) Rubber                          (d) Graphite

  1. The tendency of a liquid drop to contract and occupy minimum area is due to (a) Surface tension (b) Viscosity (c) Density (d) Vapour pressure
  2. On which principle does the tape-recorder function? (a) Electromagnetic Induction (b) Electrovalence
    (c) Gay Lussac’s law of combining volumes (d) Boyle’s Law
  3. When a constant force is applied to a body it moves with uniform: 0) Momentum (b) Velocity                         (c) Speed       (d) Acceleration
  4. All forms of energy that we use are ultimately transformed into:

(a) Electrical energy (b) Heat energy                     (c) Light energy                 (d) Chemical energy

  1. In which country alcohol is used as fuel for vehicles?

(a) USA                              (b) Brazil                          (c) Japan                             (d) Germany

  1. The device used for the measurement of current, voltage and resistance is: (a) AVO meter (b) Galvanometer (c) Ammeter                         (d) Ohmmeter
  2. Silicon is a:

(a) Semi-conductor (b) Insulator                            (c) Superconductor         (d) Conductor

  1. For sending sound waves at large distance, which waves are used?

(a) Infrared waves            (b) Radio waves             (c) Light waves                 (d) X-waves

  1. The acid used in a car battery is: (a) Hydrochloric acid (1)) Nitric acid (c) Sulphuric acid (d) Carbonic acid
  2. Rise in temperature, the conductivity of metals will:

(a) Decreases                                                                  (b) Increases

(c) Remains unchanged                                                (d) None of these

  1. The reaction taking place at anode and cathode are respectively?

(a) Oxidation, reduction                                           (b) Reduction, oxidation

(c) Reduction, hydrolysis.                                          (d) None of these

  1. During electrolysis, metals are deposited at the cathode, because the cathode:

(a) Supplies electrons                                                 (b) Withdraw electrons

(c) Undergoes oxidation                                             (d) None of these

  1. Which of the following gases is used in fire extinguishers? (a) Oxygen (b) Hydrogen (c) Water vapour                (d) Carbon dioxide
  2. Stains of rust from iron on cloth can be removed by: (a) Hydrogen peroxide (b) Alcohol (c) Oxalic acid                   (d) None of these