Half Yearly Model Question Paper 2

6th Standard

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Science

Answer all the questions

Time : 02:30:00 Hrs
Total Marks : 100

    Part A

    Choose the best answer


    10 x 1 = 10
  1. The conversion of 7 m into cm gives

    (a)

    70 cm

    (b)

    700 cm

    (c)

    7 cm

    (d)

    7000 cm

  2. Volume of solid is_________

    (a)

    m2

    (b)

    m

    (c)

    m3

    (d)

    none

  3. ___________ of is essential to perform winnowing activity.

    (a)

    Rain

    (b)

    Soil

    (c)

    Water

    (d)

    Air

  4. A standard sheet of paper is about___________ atoms thick.

    (a)

    Thousands

    (b)

    Crores

    (c)

    Lakhs

    (d)

    Million

  5. Organs of absorption

    (a)

    Root

    (b)

    Stem

    (c)

    Leaf

    (d)

    Flower

  6. World habitat day is observed on first Monday of________.

    (a)

    October

    (b)

    November

    (c)

    September

    (d)

    December

  7. Lizards breathe through their

    (a)

    Skin

    (b)

    Gills

    (c)

    Lungs

    (d)

    Trachea

  8. Bacteria are very small _________ microorganism.

    (a)

    Prokaryotic

    (b)

    Eukaryotic

    (c)

    Protozoa

    (d)

    Acellular

  9. _____________is the highly rich source of protein

    (a)

    nuts

    (b)

    grams

    (c)

    chicken

    (d)

    soya bean

  10. Pick out the odd one.

    (a)

    Calculator

    (b)

    Abacus

    (c)

    Flash card

    (d)

    Laptop

  11. Part B

    Fill in the blanks


    10 x 1 = 10
  12. The method employed to separate clay particles from water is ____________

    ()

      Filteration

  13. Tap root system present in __________ plants.

    ()

      dicotyledonous

  14. Amoeba moves with the help of ____________.

    ()

    Pseudopodia (false foot)

  15. Vitamin D deficiency causes ___________.

    ()

    Rickets

  16. Information is ________________data.

    ()

    Processed

  17. The SI unit of temperature is ___________________.

    ()

    kelvin

  18. The long perpendicular line in the electrical symbol represents its ________________ terminal.

    ()

    Positive

  19. Plants convert Carbon-di-oxide and water into starch. This is an example of _____________change. (natural / human made)

    ()

    natural

  20. The process by which the body removes waste is____________________.

    ()

    excretory system

  21. When an object covers equal distances in equal interval of time, it is said to be in __________motion.

    ()

      Uniform

  22. Part C

    Match the following

    10 x 1 = 10
  23. Nano

  24. (1)

    10-9

  25. Centi

  26. (2)

    Artificial Intelligence

  27. (3)

    Branches

  28. Stem

  29. (4)

    Bleeding gums

  30. Desert plant

  31. (5)

    wings that are modified forelimbs

  32. Bird

  33. (6)

    linear motion

  34. Vitamin D

  35. (7)

    m

  36. Scurvey

  37. (8)

    Opuntia

  38. Fifth generation computer

  39. (9)

    c

  40. milli

  41. (10)

    Rickets

    Part D

    Draw and label the diagram

    1 x 2 = 2
  42. Part E


    Answer all the questions


    9 x 2 = 20
  43. Complete the web chart.

  44. Give an example for mixture and justify your answer with reason.

  45. Define the term habitat.

  46. Why should the fruits and vegetables not to be washed after cutting?

  47. What is thermal expansion?

  48. Can you produce electricity from lemon?

  49. What is a solution?


  50. What will happen if we remove the fish from the aquarium and keep it (with green plants) in a dark place?

  51. What are the three types of blood vessels?

  52. Part F


    Answer all the questions

    6 x 5 = 30
  53. What is motion? Classify different types of motion with examples.

  54. Explain in detail the Applications of computer.

  55. What is the source of electricity? Explain the various power stations in India?

  56. When a candle is lit the following changes are observed.
    a. Wax melts.
    b. Candle keeps burning.
    c. The size of the candle decreases.
    d. The molten wax solidifies
    e. Which of the changes can be reversed? Justify your answer.

  57. Label the diagram given below to show the four main parts of the urinary system and answer the following questions.

    A. Which organ removes extra salts and water from the blood?
    B. Where is the urine stored?
    C. What is the tube through which urine is excreted out of the body?
    D. What are the tubes that transfer urine from the kidneys to the urinary bladder called?

  58. Why is the heart divided into two halves by a thick muscular wall?

  59. Part G

    Answer all the questions

    6 x 3 = 18
  60. Write the adaptive features of Polar bear and Penguin.

  61. Can the cell used in the clock gives us an electric shock? Justify your answer

  62. Why do traffic assistants wear a mask on duty?

  63. Identify any four parts of the Plant cell.

  64. Write a short note on rib cage.

  65. List out the plants present in your school garden.

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