9th Standard Science English Medium Free Online Test Book Back 1 Mark Questions Part - Two

9th Standard

    Reg.No. :
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Science

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

    Part A

    20 x 1 = 20
  1. 1 metric ton is equal to

    (a)

    100 quintals

    (b)

    10 quintals

    (c)

    1/10 quintals

    (d)

    1/100 quintals

  2. The speed of light is maximum in

    (a)

    vacuum

    (b)

    glass

    (c)

    diamond

  3. Difference in ________________is the principle used in fractional distillation

    (a)

    solubility

    (b)

    melting point

    (c)

    boiling point

    (d)

    adsorption

  4. A big tree falls in a forest but its roots are still in contact with the soil. The branches of this fallen tree straight up. This happens in response to __________

    (a)

    water and light

    (b)

    water and minerals

    (c)

    gravity and water

    (d)

    light and gravity

  5. Dysentery is caused by

    (a)

    Entamoeba

    (b)

    Euglena

    (c)

    Plasmodium

    (d)

    Paramecium

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

    (a)

    1964

    (b)

    1954

    (c)

    1950

    (d)

    1963

  7. SI unit of temperature is

    (a)

    fahrenheit

    (b)

    joule

    (c)

    celsius

    (d)

    kelvin

  8. The following is not a safety device.

    (a)

    Fuse

    (b)

    Trip switch

    (c)

    Ground connection

    (d)

    Wire

  9. Transformer works on.

    (a)

    AC only

    (b)

    DC only

    (c)

    bothAC and DC

    (d)

    AC nor effectively than DC

  10. If the electronic configuration of an element is 1s2 2S2 2p6 3s2 3p1, then it will occupy___________ block of the periodic table.

    (a)

    s

    (b)

    p

    (c)

    d

    (d)

    f

  11. Elements with stable electronic configurations have eight electrons in their valence shell. They are__________

    (a)

    Halogens

    (b)

    Metals

    (c)

    Noble gases

    (d)

    non metals

  12. pH value of human blood is_________

    (a)

    7.0

    (b)

    7.4

    (c)

    7.6

    (d)

    7.6

  13. Which of the following is not found in a neuron?

    (a)

    Sarcolemma

    (b)

    Dendrite

    (c)

    Neurolemma

    (d)

    Axon

  14. Which one of the following substance is not a constituent of sweat?

    (a)

    Urea

    (b)

    Protein

    (c)

    Water

    (d)

    Salt

  15. Clouds float in atmosphere because of their low

    (a)

    density

    (b)

    pressure

    (c)

    velocity

    (d)

    mass

  16. The maximum speed of vibrations which produces audible sound will be in

    (a)

    seawater

    (b)

    ground glass

    (c)

    dry air

    (d)

    Human blood

  17. Ceres is a _______.

    (a)

    Meteor

    (b)

    Star

    (c)

    Planet

    (d)

    Astroid

  18. Which of the following is highly toxic?

    (a)

    Carbon dioxide

    (b)

    Carbon monoxide

    (c)

    Calcium carbonate

    (d)

    Sodium bicarbonate

  19. Which of the following does not contain natural dyes?

    (a)

    Potato

    (b)

    Beetroot

    (c)

    Carrot

    (d)

    Turmeric

  20. Which one of the following is an Italian species of honey bee?

    (a)

    Apis mellifera

    (b)

    Apis dorsata

    (c)

    Apis florae

    (d)

    Apis cerana

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