NSO Science Olympiad Online Mock Test Class 6 Set G

1. B is coded as 4. F is coded as 8; M is coded as 15. Following above coding language if NEWS is coded as 4761, then which of the following represents the code of TJWR?

2. Pointing to a man, Anamika said “His sister is my daughter’s brother’s mother.” How is the man related to Anamika’s son?

3. Beena sets up two experiments, as shown in the diagram below. She placed both the set-ups in sunlight for 9 hours. On noting down her observations for both set-ups she found that there was more oxygen collected in test tube X as compared to test tube Y. What conclusion could she best draw from this experiment?

4. Read the following passage carefully. P is found abundantly in cod liver oil and is important for visual efficiency. Q is sourced from amla, tomato and citrus fruits and its deficiency may cause wounds to take longer time for healing. R is formed in our body in presence of sunlight and its deficiency in toddlers may cause deformity of legs. Now select the incorrect option regarding this.

5. Study the given flowchart carefully and fill in the blanks.

6. Which of the following graphs correctly shows the change in volume with temperature of water?

7. The arrows in the diagram above show the movement of ______.

8. A science teacher took her students out for a practical activity to teach them more about the aquatic plants. She showed the students an underwater leaf and told that underwater leaves do not have waxy waterproof coating. She asked them the reason for the same. Given below are the replies of the students :
Student P : Unwaxed leaf surface can float easily.
Student Q : Unwaxed leaf surface facilitates gaseous exchange between the plant and water.
Student R : Unwaxed leaf surface can reduce transpiration.
Student S : Unwaxed leaf surface can transport water.
Which of these students correctly replied?

9. Refer to the given chart. Which of the organisms have been grouped incorrectly?

10. Which of the following statements is incorrect for the given food item? (i) The ingredients used to prepare this food areobtained from both plant and animal sources. (ii) The major nutrients in this food are carbohydrates and proteins. (iii) This food is also a source of vitamin C. (iv) The ingredient sourced from plants is actually a seed.

11. Shashank wanted to test the level of pollution in two locations. He plucked some leaves from plants in a Nature Reserve and some leaves from plants near a factory. He then soaked them in two beakers containing Solution Y. The colour of Solution Y changed, according to the level of pollution in the area. In order to carry out the experiment, which of the following variables should Shashank keep the same to ensure a fair test ?
(i) The type of leaves
(ii) The amount of Solution Y added
(iii) The number of leaves in each beaker
(iv) The place from where the leaves were plucked

12. Refer to the given graph. What can be the possible reason for the change in the population of mosquito larvae in the pond? (i) There is a layer of oil over pond. (ii) New fish are introduced into the pond. (iii) There is a period of dry weather. (iv) Many of the mosquito larvae have changed into mosquitoes.

13. Ritu has 500 cm3 of oxygen in a small tank and she wants to transfer all of it to another container. Which of the following containers would be able to hold all the oxygen gas?

14. Which of the following joints is present between thigh bone and shin bone?

15. Jatin prepared the following set-ups to 'make rain'. The same amount of water was used for each set-up. Study them carefully to find out which set-up will form the most 'rain' ?

16. Refer to the given Venn diagram and select the correct option regarding energy resources.

17. What is the main reason that some places on Earth are warmer than others ?

18. Refer to the given flowchart and select the correct option.

19. Four identical towels were hung out to dry under different conditions. Arrange them in order, beginning with the towel that would take the longest time to dry.

20. Which of the following mixtures cannot be separated by the method of winnowing?

21. Shreya made a cup of hot tea and put a metal spoon in the cup so that the tea would cool down faster.

22. Which of the following items has definite volume and shape?

23. The transmission lines should not be stretched more tightly between the towers because _______.

24. Reema's mother has done some preparations for her 'Birthday Party'. Which of the following changes can be reversed?

25. Sunita classified different materials based on their properties. Which of the following sets are correctly matched ?

26. Two students of Class VI have performed the same experiment 'Separation of Sugar' by different methods as shown below: Which of the following statements are correct? I. Method 1 is faster than method 2. II. Method 2 leads to the decomposition of sugar to carbon. III. Method 2 is more appropriate than method 1. IV. Method 2 is slow but pure sugar is obtained without getting decomposed.

27. To demagnetise a magnet using the heating method, which of the following is the correct step?

28. The terminals of a battery are joined by a length of resistance wire. Which of the following changes will increase the current in the circuit?

29. Consider the motion of the tip of the minute hand of a clock. In one hour

30. Three magnets X, Y and Z were dipped one by one in a heap of iron filings. Figure shows the amount of the iron filings sticked to them. The strength of these magnets will be in the order

31. A card with the word BULB written on it, is placed in front of a plane mirror, as shown in the figure. The image of the word BULB seen in the mirror is

32. Which of the following iron cores has more strength as compared to others?

33. In which of the following cases, the frictional force between the tyres of a car and the road increases?

34. An image that is not produced by light rays coming from the image but is the result of your brain's interpretations of these light rays is called a/an ___.

35. Read the given statements and mark the correct option.
(i) A metal coin of 10 gram is heavier than a feather of the same mass.
(ii) The inertia of an object depends on the size of the object.
(iii) When the mass of an object increases, the weight of the object always increases.

36. A square sheet of paper is folded in a particular manner and punched in the manner shown. Select the figure amongst the options, that would most closely resemble the unfolded form of given sheet.

37. Count the number of triangles in the given figure.

38. Which of the following parts will complete the pattern in figure (X)?

39. Which of the following elements satisfies the Venn diagram given here?

40. 583 is related to 295 in the same way as 488 is related to _______.

41. A set of figures carrying certain characters is given. If the characters in each set follow a similar pattern, find the missing character.

42. Which of the following figures will complete the given figure matrix?

43. A man walks northwards. After a while he turns towards his right and walks straight then he moved little further to his left. Finally, after walking a distance of one kilometre he turns to his left again. In which direction is he moving now?

44. Select a pair of figures from the options which has the same condition of placement of dots.

45. If in a certain code, O is written as P, A as B, M as N, S as T and so on, then how will COMPANIES be written in that code?

46. There is a definite relationship between figures (i) and (ii). Establish a similar relationship between figures (iii) and (iv) by selecting a suitable figure from the options which would replace the (?) in fig (iii).

47. If the English alphabets are written in reverse order after interchanging alphabets from 'C to M' with those from 'P to Z' respectively, which letter would be midway between F and T in the new order?

48. Find the CORRECT mirror image of the given figure.

49. Count the number of unit cubes in the given solid.

50. While going to his office P meets a man Q who is related to P, because P has R, a son, who is married to T. T is the daughter of Q. T has a daughter A. How is P related to A?