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7th Science - Term 1 Model Question Paper Sep-20 , 2019

7th Science - Term 1 Model Question Paper

Term 1 Model Question Paper

7th Standard

    Reg.No. :
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Science

Time : 02:00:00 Hrs
Total Marks : 60
    5 x 1 = 5

  1. Suppose a boy is enjoying a ride on a marry go round which is moving with a constant speed of 10 m/s. It implies that the boy _______.

    (a)

    at rest

    (b)

    moving with no acceleration

    (c)

    in accelerated motion

    (d)

    moving with uniform velocity

  2. An element which is always lustrous, malleable and ductile is _______.

    (a)

    non-meta

    (b)

    metal

    (c)

    metalloid

    (d)

    gas

  3. _______ is positively charged.

    (a)

    Proton

    (b)

    Electron

    (c)

    Molecule

    (d)

    Neutron

  4. Pollinators are _________.

    (a)

    Wind

    (b)

    Water

    (c)

    Insect

    (d)

    All the above

  5. Who uses the Photoshop software more ?

    (a)

    Teacher

    (b)

    Doctor

    (c)

    Painter

    (d)

    Photographer

    6. 4 x 1 = 4

  6. Density of mercury is ________.

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    13,600 kg/m3

  7. In _______ equilibrium its centre of gravity remains at the same height when it is displaced.

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    neutral

  8. The _______ revolve around the nucleus.

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    electrons

  9. Tuberculosis is caused by the bacterium__________.

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    Mycobacterium tuberculae

    10. 4 x 1 = 4

  10. Water is denser than kerosene.

    (a) True
    (b) False

  11. A substance which contains less number of molecules per unit volume is said to be denser.

    (a) True
    (b) False

  12. A complete flower has four whorls.

    (a) True
    (b) False

  13. Leaves of Aloe vera are fleshy and store water.

    (a) True
    (b) False
    14. 5 x 1 = 5

  14. Mass

    15. (1)

    Opuntia

  15. Speed of ship

    16. (2)

    Cramps in legs

  16. Phylloclade

    17. (3)

    Knot

  17. Cholera

    18. (4)

    Pixels

  18. Raster

    19. (5)

    amount of a substance
    1 x 5 = 5

  19. Geetha takes 15 minutes from her house to reach her school on a bicycle. If the bicycle has a speed of 2 m/s, calculate the distance between her house and the school.

    20. 3 x 1 = 3
  20. Element Latin Name Symbol
    Mercury - Hg
    Lead Plumbum -
    Iron - Fe
    Potassium Kalium -
  21. Tuberculosis ________
    _______ Virus
  22. Dog _______
    _____ Dengue
    23. 1 x 2 = 2

  23. Label the picture given below. Parts of a Flower
    ​​​​

    24. 5 x 2 = 10

  24. Name the liquid in which an iron ball sinks.

  25. Define the following terms with an example of each:
    a. Element
    b. Compound
    c. Metal
    d. Non-metal
    e. Metalloid

  26. Define - Atom.

  27. What is hygiene?

  28. What is Raster Graphics?

    29. 4 x 3 = 12

  29. What is one light year?

  30. What is centre of gravity ?

  31. Define molecule.

  32. What is cross pollination?

    33. 2 x 5 = 10

  33. Differentiate between elements and compounds

  34. Write about any three Communicable diseases in details.

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