6-Std One Mark Test

6th Standard

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 30
    I.Choose the best answer :
    10 x 1 = 10
  1. An object that is attracted by magnet

    (a)

    wooden piece

    (b)

    plain pins

    (c)

    eraser

    (d)

    a piece of paper

  2. A freely suspended magnet always comes to rest in the ________ direction

    (a)

    North - east

    (b)

    South - west

    (c)

    East - west

    (d)

    North - south

  3. Which of the following is not a part of water cycle?

    (a)

    evaporation

    (b)

    condensation

    (c)

    rain

    (d)

    distillation

  4. About 30% of the fresh water is found in?

    (a)

    glaciers

    (b)

    ground water

    (c)

    other sources of water

    (d)

    0.3%

  5. Soaps were originally made from________.

    (a)

    proteins

    (b)

    animal fats and vegetable oils

    (c)

    chemicals extracted from the soil

    (d)

    foam booster

  6. Gypsum is added to the cement for _______.

    (a)

    fast setting

    (b)

    delayed setting

    (c)

    hardening

    (d)

    making paste

  7. Natural adhesives are made from ________.

    (a)

    Protein

    (b)

    fat

    (c)

    starch

    (d)

    vitamins

  8. Producers are________

    (a)

    Animals

    (b)

    Birds

    (c)

    Plants

    (d)

    Snakes

  9. Usage of chemical pesticides and fertilisers causes ________ pollution.

    (a)

    Air pollution

    (b)

    Water pollution

    (c)

    Noise pollution

    (d)

    None of the above

  10. Which is the national tree of India?

    (a)

    Neem tree

    (b)

    Jack tree

    (c)

    Banyan tree

    (d)

    Mango tree

  11. II. Fill in the blanks 
    10 x 1 = 10
  12. Artifi cial magnets are made in different shapes such as __________, __________ and ____________.

    ()

    oval, cylindrical, disc

  13. Paper is not a ______ material.

    ()

    magnetic

  14. A magnet always has __________ poles.

    ()

    two

  15. The process of changing water into its vapour is called____________.

    ()

    evaporation.

  16. Water levels in rivers increase greatly during_________.

    ()

    rain.

  17. ____________ is called as farmer’s best friend.

    ()

    Earthworm

  18. Temperature, light and wind are ________ factors.

    ()

    abiotic

  19. In every year October ________is celebrated as world food day.

    ()

    16th

  20. I am the state tree of Tamilnadu . Who am I____________?

    ()

    Palm tree

  21. The edible seeds of leguminous plants are called_________.

    ()

    Pulses.

  22. III. Match the following

    5 x 1 = 5
  23. Attraction

  24. (1)

    RCC

  25. Magnetic poles 

  26. (2)

    Maximum magnetic strength

  27. Cement

  28. (3)

    C6H5 OH

  29. Phenol

  30. (4)

    Teakwood

  31. Hardwood

  32. (5)

    Opposite poles

    IV. True or False
    5 x 1 = 5
  33. A cylindrical magnet has only one pole.

    (a) True
    (b) False
  34. Seas are formed when the water table meets the land surface

    (a) True
    (b) False
  35. Plaster of Paris is obtained from heating gypsum.

    (a) True
    (b) False
  36. Bacteria and fungi are called decomposers.

    (a) True
    (b) False
  37. Cotton cloth is not suitable for summer season.

    (a) True
    (b) False

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