FEDERAL PUBLIC SERVICE COMMISSION COMPETITIVE EXAMINATION FOR RECRUITMENT TO POSTS IN BPS-17, UNDER THE FEDERAL GOVERNMENT, 2000
EVERYDAY SCIENCE
❑ Choose the correct answer.
- Speed of the wind is measured by:
(a) Barometer (b) Hygrometer (c) Perimeter (d) Anemometer
(e) None of these
- ________ connects the muscle with the bone.
(a) Cartilage (b) Ligament (c) Tendon (d) Disc
- Polio is caused by a:
(a) Bacterial (b) Virus
(c) Fungus (d) Deficiency of vitamin
(e) None of these
- The coldest planet of the solar system is:
(a) Earth (b) Venus (c) Mars (d) Neptune
(e) None of these
- ______ is a vitamin.
(a) Citric acid (b) Tartaric acid (c) Ascorbic acid (d) Acetic acid
(e) None of there
- An eggshell is composed of:
(a) Iron (b) Starch (c) Carbon (d) Protein
(e) None of these
- The most abundant element in the earth’s crust is:
(a) Nitrogen (b) Silicon (c) Carbon (d) Oxygen
(e) None of these
- The main constituent of Biogas is:
(a) Methane (b) Hydrogen (c) Oxygen (d) Carbon dioxide
(e) None of these
- Stalagmites are deposits of:
(a) Calcium oxide (b) Calcium sulphate
(c) Calcium hydroxide (d) Calcium carbonate
(e) Mixture of all salts
- Gigantism is the result of:
(a) Hypothyroidism (b) Recessive gene
(c) Hyper pituitarism (d) Vitamin D deficiency
(e) None of these
- Fill in the blanks with appropriate words:
- Monomer of proteins are__ . (Amino acids)
- Water transport in plants occurs within . (Xylem)
- Underground and horizontal stems are called . (Rhizomes)
- In the eye, only______ contain receptors for light energy. (Retina)
- Plant_____ control plant responses to environmental stimuli. (Receptors)
- ______ is often called the power houses of the cell. (Mitochondria)
- The rate at which a current changes direction is called its_____ . (Frequency)
- The energy of electrons at the negative terminal of a battery is called_____ . (voltage)
(I) is the smallest planet of the solar system. (Mercury)
(j) Diamond is an allotropic form of the element______ . (Carbon)
- Which of the following statements are false or true:
- In the circulatory system two pulmonary arteries take blood from the left ventricle to the lungs.
(False) - Anaphase is the stage of mitosis during which the daughter chromosomes move towards the moles. (True)
- The Motor neurons carry nerve impulses from the central nervous system to the effectors. (True)
- Cochlea is a part of the middle ear. (False)
- Tides happen due to the moon’s gravitational pull. (True)
- Heavy water contains salts of Calcium and Magnesium. (False)
- All non-metals exist in gaseous state. (False)
- A parachute can be used by a spaceman to help in landing on the moon. (False)
- The gem stones Ruby and Sapphires are composed of Aluminum Oxide. (True)
- In a chemical battery chemical energy is directly converted into mechanical energy. (False)