MCQs4All - General Sciences Collection

General Sciences MCQs for NTS, FPSC, CSS, PPSC, PMS, UTS, FTS, OTS, Technologies, Inventions, laws of past papers

Question. Which of the following is not an enzyme?
  1. Chemotrypsin
  2. Secretin
  3. Pepsin
  4. none
Question. Bleaching powder contains___________?
  1. Nitrogen
  2. Iodine
  3. Chlorine
  4. Bromine
Question. Oxidation is a chemical reaction involving the
  1. Gain of Electrons
  2. Loss of Electrons
  3. Gain of Protons
  4. Loss of Protons
Question. __________ are called the powerhouses of the cell?
  1. Mitochondria
  2. Vesicles
  3. Lungs
  4. Liver
Question. Which of the following branch of Physics deals with the internal structure of earth?
  1. Biophysics
  2. Geophysics
  3. Plasma physics
  4. Atomic physics
Question. The Temperature of the surface of Sun is_______?
  1. 5,778 Kelvin
  2. 6,778 Kelvin
  3. 7,778 Kelvin
  4. 9,778 Kelvin
Question. The autonomic nervous system innervates all of these except?
  1. Cardiac muscles
  2. Skeletal muscles
  3. Smooth muscles
  4. none
Question. Approximately how many Galaxies are there ?
  1. 10 Billion Galaxies
  2. 100 Billion Galaxies
  3. 1000 Billion Galaxies
  4. 10000 Billion Galaxies
Question. Which Gas is used in the preparation of Soft drinks?
  1. Oxygen
  2. Carbon dioxide
  3. Nitrogen
  4. Halogen
Question. When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?
  1. Visible
  2. Transparent
  3. Invisible
  4. opaque
  5. None of these
Question. Which of the following is the hardest substance?
  1. Copper
  2. Diamond
  3. Iron
  4. Silicon
Question. The science which deals with study of manners and customs of people is ?
  1. Ethnology
  2. Morphology
  3. Ethics
  4. Genetics
  5. None of these
Question. The rear view mirror of a motor vehicle is ________?
  1. Concave
  2. Plane
  3. Convex
  4. Biconcave