9th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Five

9th Standard

    Reg.No. :
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Science

Time : 00:20:00 Hrs
Total Marks : 20

    Part A

    20 x 1 = 20
  1. The velocity time graph is parallel to X-axis it shows _______

    (a)

    uniform velocity of an object

    (b)

    non-uiniform velocity

    (c)

    stationary position of an object

    (d)

    acceleration motion of an object

  2. When a beam of white light passes through a prism it gets

    (a)

    Reflected

    (b)

    deviated and dispersed

    (c)

    only deviated

  3. The radius of curvature of the spherical mirror is equal to __________________

    (a)

    focal length

    (b)

    twice the focal length

    (c)

    thrice the focal length ,:

    (d)

    half of the focal length

  4. ______ is essential to perform separation by solvent extraction method.

    (a)

    Separating funnel

    (b)

    centrifuge machine

    (c)

    filter paper

    (d)

    sieve

  5. A mixture can be separated into its constituents by_____

    (a)

    Physical

    (b)

    Chemical

    (c)

    Electrical

    (d)

    Magnetic

  6. The outermost shell of an atom is called its________ shell.

    (a)

    inner

    (b)

    outer

    (c)

    valence

    (d)

    sub shell

  7. The tropic movement that helps the climbing vines to find a suitable support is ________. 

    (a)

    phototropism

    (b)

    geotropism

    (c)

    thigmotropism

    (d)

    chemotropism

  8. Find the group having only marine members

    (a)

    Mollusca

    (b)

    Porifera

    (c)

    Coelenterata

    (d)

    Echinodermata

  9. Food and Adulteration Act was enacted by Government of India in the year _______________

    (a)

    1964

    (b)

    1954

    (c)

    1950

    (d)

    1963

  10. Two cylinders of equal height and radius are made of copper and aluminium. Which of them conducts heat faster?

    (a)

    Copper rod

    (b)

    Aluminium rod

    (c)

    Both of them

    (d)

    None of them

  11. An electric generator converts

    (a)

    electrical energy into mechanical energy

    (b)

    mechanical energy into heat energy

    (c)

    electrical energy into electrical energy

    (d)

    mechanical energy into electrical energy

  12. The element that would form anion by gaining electrons in a chemical reaction is___________

    (a)

    Potassium

    (b)

    Calcium

    (c)

    Fluorine

    (d)

    Iron

  13. pH value of human blood is_________

    (a)

    7.0

    (b)

    7.4

    (c)

    7.6

    (d)

    7.6

  14. Brush bordered epithelium is found in

    (a)

    stomach

    (b)

    small intestine

    (c)

    fallopian tube

    (d)

    trachea

  15. Excretion means______

    (a)

    taking in oxygen from the air and giving out carbon dioxide

    (b)

    disposal of harmful germs and worms from our body

    (c)

    distribution of digested food to the body tissues through blood

    (d)

    removal of nitrogenous wastes generated in the body

  16. The size of an air bubble rising up in water

    (a)

    decreases

    (b)

    increases

    (c)

    remains same

    (d)

    may increase or decrease

  17. The carbon atoms in fullerene are arranged in mixed

    (a)

    Tetragon and Pentagon

    (b)

    Pentagon and Hexagon

    (c)

    Hexagon and Heptagon

    (d)

    Heptagon and Octagon

  18. Chlorinated hydrocarbons are used as

    (a)

    fertilizers

    (b)

    pesticides

    (c)

    food colourants

    (d)

    preservatives

  19. Which one of the following is not an exotic breed of cow?

    (a)

    Jersey

    (b)

    Holstein-Friesan

    (c)

    Sahiwal

    (d)

    Brown Swiss

  20. One of the means of indirect transmission of a disease is

    (a)

    sneezing

    (b)

    coughing

    (c)

    vectors

    (d)

    droplet infection

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