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

9th Standard

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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. If velocity of a body decreases in equal intervals of time is termed ______

    (a)

    uniform acceleration

    (b)

    non-uniform acceleration

    (c)

    negative acceleration

    (d)

    positive acceleration

  3. When the reflecting surface is curved outwards the mirror formed will be

    (a)

    concave mirror

    (b)

    convex mirror

    (c)

    plane mirror

  4. Law of multiple proportions was proposed by _________

    (a)

    J. Ritcher

    (b)

    Rutherford

    (c)

    John Dalton

    (d)

    J.J Thomson

  5. Dandelion flowers open the petals in bright light during the day time but close the petals in dark at night. This response of Dandelion flowers is called ___________.

    (a)

    geonasty

    (b)

    thigmonasty

    (c)

    chemonasty

    (d)

    photonasty

  6. Among the following which one is not herbivore?___________.

    (a)

    Elephant

    (b)

    Cow

    (c)

    Zebra

    (d)

    Tiger

  7. Lipids provide _____ kcal energy per gram.

    (a)

    8 k Cal

    (b)

    9 k Cal

    (c)

    10 k Cal

    (d)

    12 k Cal

  8. Data processing involves________ steps

    (a)

    seven

    (b)

    four

    (c)

    six

    (d)

    eight

  9. 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

  10. Assertion (A): Non-metals are electronegative.
    Reason (R) : Non-metal lose electrons to form cation

    (a)

    Both A & R are right

    (b)

    Both A & R are wrong

    (c)

    A is right R is wrong

    (d)

    A is wrong R is right

  11. The fibres consists of

    (a)

    Parenchyma

    (b)

    Sclerenchyma

    (c)

    Collenchyma

    (d)

    None of above

  12. The function of phloem  fibres is__________

    (a)

    passage of food

    (b)

    store food

    (c)

    mechanical strength

    (d)

    preparation of food

  13. 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

  14. __________cable helps to establish internet connectivity.

    (a)

    Power card

    (b)

    Audio jack

    (c)

    Ethernet

    (d)

    USB

  15. In the sound wave produced by a vibrating turning fork as shown in the diagram, half the wave length is represented by:

    (a)

    BD

    (b)

    AB

    (c)

    AE

    (d)

    DE

  16. Stars, in a constellation form _____________.

    (a)

    No shape

    (b)

    any arbitrary shape

    (c)

    a recognisable shape

    (d)

    a straight line always

  17. The cathode of an electrochemical reaction involves ____________

    (a)

    oxidation

    (b)

    reduction

    (c)

    neutralisation

    (d)

    catenation

  18. Which part of plant consisting Nitrogen fixing bacteria?

    (a)

    Roots

    (b)

    Stems

    (c)

    Leaves

    (d)

    All the above

  19. Which of the following is correctly matched?

    (a)

    Apiculture - Honey bee

    (b)

    Pisciculture- Silk moth

    (c)

    Sericulture - Fish

    (d)

    Aquaculture - Mosquito

  20. Which one of the following is a pair of viral disease?

    (a)

    Filariasis, AIDS

    (b)

    Common cold, AIDS

    (c)

    Dysentry, Common cold

    (d)

    Typhoid, Tuberculosis

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