NSO Science Olympiad Online Mock Test Class 5 Set D

1. Refer the given diagrams 'L', 'M' and 'N' showing three states of matter. The arrows P, Q, R and S represent processes involved in interchange of states of matter. Identify P, Q, R and S.

2. Jimmy carried out the test for starch on a pre-treated leaf that he plucked from the garden. The diagram shows his results. Iodine is used to test for the presence of starch. Which of the following statements is correct about this experiment? a. The parts of the leaf which turned brown contain starch.
b. The dark blue patches in the leaf used to contain chlorophyll.
c. Starch can be found in the dark blue parts of the leaf.
d. Chlorophyll can be found in the parts that turned brown.

3. Strong storms with fast spinning winds are called by different names in different places. For example, over the Bay of Bengal and the northern Indian Ocean, it is called 'P'; in Japan, it is called a 'Q'; while 'R' is the name given to tropical storms in the southern USA. Today people can predict these storms with the help of 'S' . Select the correct option to complete the above given passage.

4. Ram, Achin, Divya and Ripu are discussing about a grassland community. The community is made up of grass, antelopes and lions.   The children made the following remarks about the grassland community:
Ram : The source of all energy for all the populations in the grassland community comes directly
or indirectly from the Sun. Achin : The grass population is much greater than the antelope population in order to support the energy needs of the antelope population.
Divya : There will be more lions than antelopes in the grassland community because energy is passed from the antelopes to the lions.
Ripu : Without the grass population, only the antelope population will be affected but not the lion population.
Which of the children made a correct remark?

5. Refer the different appearances of the Moon, over a month across the sky and answer the questions that follow. (a) Which appearances shown in the above diagram are incorrect?
(b) If young crescent appears at 14th Nov. 20XX, then when old crescent is expected to appear?

6. Four magnets, W, X, Y and Z are hanging from strings of two different lengths as shown in the diagram below. A tray of pins is placed below the magnets and different numbers of pins are attracted to the magnets. Which is the weakest magnet?

7. Arun weighed himself on a weighing scale. His mass is reflected on the weighing scale as shown below. What is Arun's mass?

8. d, e, f and g as shown are drops of wax placed on a rectangular piece of metal. When the metal frame is heated at the point shown in the diagram, the drops of wax will melt. Which of the following shows the order in which the drops of wax will melt?

9. Which of these shows the skin of an arboreal animal?

10. Study the graph carefully. Which pond contains water that is most likely not polluted?

11. Which of the following will not cause water pollution?

12. Refer the given diagram of water cycle and select the correct option regarding it.  

13. In India, Vana Mahotsava is celebrated in the _____ week of July.

14. Study the given Venn diagram. Select an example for L, M and N.

15. Study the picture given below. Which of the following statements about the plant is correct?

16. Poonam wants to classify the maiden's hair fern and water hyacinth under two groups. Which of the following classifications can she use?

17. The hospital premises is strictly in 'no parking' zone. Which of these signs should be placed in the premises to indicate the same?

18.   In the given picture, a road sign is shown that indicates speed breaker is ahead. What other road sign should also have been placed there?

19. Which of the following shows the correct path of blood flow in humans?

20. Select the incorrect match among the following.
(i) Chalk - Limestone
(ii) The Red fort - Sandstone
(iii) Silver - Metallic mineral
(iv) Petroleum - Non-metallic mineral
(v) Granite - Metamorphic rock.

21. Refer the given graph showing pulse rate of a person and answer the questions that follow. a. What is the normal heart beat rate per minute?
b. What can best explain a sudden increase in the pulse rate in the first 20 minutes?

22. Deepika : On the Moon, it is freezing cold at night.
Shubham : The Moon is a silent place as sound does not travel there.
Tanuja : There is no atmosphere surrounding the Moon.
Select the correct option regarding the above given statements made by three children.

23. Match the following columns and select the correct option from the codes given below.
Vitamin Deficiency disease
(a) Vitamin A (i) Scurvy
(b) Vitamin B (ii) Anaemia
(c) Vitamin C (iii) Night blindness
(d) Vitamin D (iv) Beri-Beri
(v) Rickets

24. Refer the given figure showing respiratory system and answer the questions that follow.   a. Which of the labelled parts is protected with the rib-cage?
b. In which of these labelled parts, exchange of gases takes place?

25. Two substances, P and Q, were used to fill a syringe. The plunger was then pushed in as shown in the diagram. Which of the following would most likely be P and Q?

26. "It wriggles around in the water, feeding on microscopic organisms. It breathes through its breathing tube". Which stage in the given life cycle of the mosquito do the given sentences describe?

27. Two beakers M and N of water were heated at different times with different burners. The graph shows the changes in the temperature of the water in beakers M and N.   Select the correct option regarding this activity.

28. Whenever we use the air conditioner, T.V., hair dryers, play a video game, we send 'X' gases into the air. Which of these is one of the 'X' gases?

29. Refer the given figure showing 'X' kind of pollination to identify 'Y' and 'Z'.

30. 'X' is actually an inclined plane that winds around itself. Read the following statements about 'X' and select the incorrect ones.
(i) It is used to lower and raise things.
(ii) It is used to hold objects together.
(iii) It is used to split things apart.
(iv) Its examples include jar lids, light bulbs, clamps, wrenches and key rings.
(v) It is used to move things from one place to another.

31. The picture below shows a puppy. Which among the following are most likely to be its parents?  

32. Rivers constantly erode soil on their banks. This can be prevented by _______.

33. Refer the given figure showing different methods of cooking. Identify these methods and select the correct option.  

34. Which of these animals exhibits camouflage?

35. The diagram shows a part of an island where two types of plants are growing.   How are the fruits or seeds of each type of plants most likely disperse?

Water                                        Water

  Wind                                         Water

Splitting action                           Wind

  Animals                                    Wind

36. Which of the following options will complete the Fig. (X)?

37. Which of the following figures will complete the given series below?

38. If 'Book' means 'Watch', 'Watch' means 'Bag', 'Bag' means 'Pen' and 'Pen' means 'Pencil', then which is used to read time?

39. ABCD is a square. Which of the following statements is true?

40. 1(1/2) turns + 1/4 turn = ...................... right angle.

41. Which of the following statements is true?

42. Fill the missing number in the pattern given below.

43. Which of the following options is the mirror image of figure (X)?

44. What is the smallest number of shaded squares that must be added, so that the line MN becomes a line of symmetry?

45. What is the value of P?

46. What is the value of P + Q + R + S?

47. A piece of paper is torn. In which column does the 20th multiple of 5 appear ?

48. Select the correct match of shaded fraction with decimal number of given below figure?

49. P is facing Basketball court. If he turn 180° clockwise and then 270° anticlockwise, then he will be facing ______.

50. All lines of the figure meet at right angles. Difference between area of whole figure and sum of
(region I and II) is ____ m².