Half Yearly Revision Test 1

6th Standard

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Science

Answer all the questions 

Time : 01:15:00 Hrs
Total Marks : 50

    Part A 

    5 x 1 = 5
  1. Gita rides with her father’s bike to her uncle’s house which is 40 km away from her home. She takes 40 minutes to reach there.
    Statement 1: She travels with a speed of 1 km/minute.
    Statement 2: She travels with a speed of 1 km/hour.

    (a)

    Statement 1 alone is correct.

    (b)

    Statement 2 alone is correct.

    (c)

    Both statement 1 and 2 are correct.

    (d)

    Neither statement 1 nor statement 2 is correct.

  2. ___________ of is essential to perform winnowing activity.

    (a)

    Rain

    (b)

    Soil

    (c)

    Water

    (d)

    Air

  3. The habitat of water hyacinth

    (a)

    Aquatic

    (b)

    Terrestrial

    (c)

    Desert

    (d)

    Mountain

  4. Which animal has the special organs of breathing called gills

    (a)

    Earthworm

    (b)

    Fox

    (c)

    Fish

    (d)

    frog

  5. Which of the following is another form of computer?

    (a)

    Blackboard

    (b)

    Mobile

    (c)

    Radio

    (d)

    Book

  6. Part B

    5 x 1 = 5
  7. Primary organs of photosynthesis are _____________.

    ()

      leaves

  8. Iodine deficiency leads to __________ in adults.

    ()

    goitre

  9. Fifth generation computer has __________________ intelligence.

    ()

    artificial

  10. The Term “cell” was coined by _______________.

    ()

    Robert hooke

  11. Stars and Sun are covered in_________

    ()

    Plasma

  12. Part C

    5 x 1 = 5
  13. (1)

    Leaves

  14. Photosynthesis

  15. (2)

    rotatory motion

  16. Polar bear

  17. (3)

    Sterility

  18. Vitamin E

  19. (4)

    Artificial Intelligence

  20. Fifth generation computer

  21. (5)

    Thick skin for protection, white fur

    Part D

    4 x 1 = 4
  22. In Amoeba, reproduction is by simple diffusion through the body surface.

  23. The longest river in India is Ganges river.

  24. Motion occurs when the object is pulled or pushed by an agency

  25. Throw paper aeroplane is the best example of linear motion

  26. Part F

    8 x 2 = 16
  27. Complete the Diagram

  28. Write two examples for each of the following.
    a) Food items rich in fat.
    b) Vitamin deficiency diseases.

  29. Name any four input devices.

  30. What is thermal expansion?

  31. You are given some candle wax. Can you make a candle doll from it? What kind of change is this?

  32. What are the organelles found only in plant cell?

  33. Give the main difference between a pure substance and an impure substance.

  34. Part G

    5 x 3= 15
  35. Can deforestation be considered a desirable change? Explain.

  36. Identify any four parts of the Plant cell.

  37. Write a short note on rib cage.

  38. A vehicle covers a distance of 400km in 5 hours. Calculate its average speed.

  39. Differentiate between Unicellular and Multicellular organisms.

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