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

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. ____________balance is used in lab.

    (a)

    Spring

    (b)

    Common

    (c)

    Physical

    (d)

    Digital

  3. When a body starts from rest, the acceleration of the body after 2second in _____________ of its displacement

    (a)

    Half

    (b)

    Twice

    (c)

    Four times

    (d)

    One fourth

  4. To form a real image -________________mirror is required.

    (a)

    parallel

    (b)

    plane

    (c)

    convex

    (d)

    concave

  5. Protons and neutrons are collectively called as ________

    (a)

    mesons

    (b)

    neutrino

    (c)

    Nucleons

    (d)

    Positrons

  6. Identify the emerald green sea slug________________.

    (a)

    Vaucheria litorea

    (b)

    Nepenthes

    (c)

    Droseta

    (d)

    Elysia chlorotica

  7. Find the correct statement about frog.

    (a)

    Heart is three chambered

    (b)

    Two chambered heart

    (c)

    'S' shaped

    (d)

    Heart is four chambered

  8. Larva of frog is_________.

    (a)

    Trochophore

    (b)

    Asicidian

    (c)

    Tadpole

    (d)

    Balanoglossus

  9. Among the following which one is the synthetic preservative?

    (a)

    Sodium benzoate

    (b)

    Sodium tri carbonate

    (c)

    Sodium tetra sulphate

    (d)

    Sodium monasulphate

  10. Assertion (A) Electric current will not flow between two charged bodies when connected if their charges are same.
    Reason (R) Current is the rate of flow of charge.

    (a)

    If both assertion and reason are true and reason is the correct explanation of assertion

    (b)

    If both assertion and reason are true but reason is not the correct explanation of assertion.

    (c)

    If assertion is true but reason is false

    (d)

    If assertion is false but reason is true.

  11. Statement (A) : Covalent compounds are bad conductor of electricity.
    Reason (B) Covalent compounds contain charged particles (ions)

    (a)

    B explains A

    (b)

    B does not explain A

    (c)

    Both A & B are right

    (d)

    Both A & B are wrong

  12. Disappearance of spindle fibres is seen in___________

    (a)

    metaphase

    (b)

    prophase

    (c)

    anaphase

    (d)

    telophase

  13. __________cable transmits high quality and high bandwidth streams of audio and video

    (a)

    VGA

    (b)

    USB

    (c)

    Data

    (d)

    HDMI

  14. A Sonar device on a submarine send out a signal and receives an echo 5 seconds later. Calculate the speed of sound it water if the distance of the object from the submarine is 3500 m

    (a)

    1440 rns-1

    (b)

    1460 rns-1

    (c)

    1400 ms-1

    (d)

    1550 rns-1

  15. The thinnest and strongest allotrop of carbon is ______________.

    (a)

    Graphite

    (b)

    Fullerene

    (c)

    Graphene

    (d)

    Diamond

  16. World water day is celebrated every year on ____________.

    (a)

    August 12

    (b)

    22nd March

    (c)

    June 5

    (d)

    July 10

  17. The quality and taste of honey depends upon the flower visited by _____________.

    (a)

    bees

    (b)

    flies

    (c)

    farmer

    (d)

    queen bee

  18. Mosquito borne viral diseases are

    (a)

    malaria and yellow fever

    (b)

    dengue and chikungunya

    (c)

    filariasis and typhus

    (d)

    kala azar and diptheria

  19. The most common carrier of communicable diseases is __________.

    (a)

    ant

    (b)

    dragonfly

    (c)

    lizard

    (d)

    housefly

  20. Which of the following is correct?

    (a)

    Free and Open source

    (b)

    Free and Traditional software

    (c)

    Passive and Open source

    (d)

    Passive and Traditional source

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