National School Olympiad – Sample Paper

• Level: Middle School (Class 6–8)
• Duration: 60 Minutes
• Total Questions: 40
• Total Marks: 40
• All questions are compulsory. Each question carries 1 mark.

Section A – Logical Reasoning (10 Questions)

1. If CAT = 24 and DOG = 26 (A=1, B=2…), what is BAT equal to?
A) 21
B) 23
C) 24
D) 22

2. Find the missing number:
3, 7, 15, 31, ?
A) 47
B) 63
C) 62
D) 61

3. If South-East becomes North, North becomes West, West becomes South-East, then East becomes?
A) South
B) West
C) North-East
D) North

4. Find the odd one out:
A) Square
B) Rectangle
C) Circle
D) Cube

5. Mirror image of 2:45 will be:
A) 9:15
B) 9:45
C) 7:15
D) 8:45

6. If 5 + 3 = 28, 7 + 2 = 45, then 6 + 4 = ?
A) 40
B) 48
C) 52
D) 60

7. Complete the analogy:
Book : Reading :: Knife : ?
A) Cutting
B) Writing
C) Eating
D) Cooking

8. How many triangles are there in a hexagon divided by drawing all diagonals from one vertex?
A) 4
B) 5
C) 6
D) 7

9. If all roses are flowers and some flowers are red, then:
A) All roses are red
B) Some roses may be red
C) No roses are red
D) All red are roses

10. In a certain code, SCHOOL is written as TDI PPM. How is BOOK written?
A) C PPL
B) C OPL
C) C PPL
D) C PPL

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🔢 Section B – Mathematics (15 Questions)

11. HCF of 36 and 48 is:
A) 6
B) 12
C) 18
D) 24

12. A train 120 m long crosses a pole in 6 seconds. Speed is:
A) 20 m/s
B) 18 m/s
C) 15 m/s
D) 22 m/s

13. If 20% of a number is 50, the number is:
A) 200
B) 250
C) 300
D) 150

14. The area of a triangle with base 10 cm and height 6 cm is:
A) 30 cm²
B) 60 cm²
C) 16 cm²
D) 20 cm²

15. A bag contains 5 red, 3 blue, and 2 green balls. Probability of picking a blue ball:
A) 1/2
B) 3/10
C) 2/5
D) 1/5

16. Simplify: 3² + 4²
A) 25
B) 12
C) 49
D) 7

17. The smallest prime number is:
A) 0
B) 1
C) 2
D) 3

18. If the ratio of boys to girls is 3:2 and total students are 40, number of girls:
A) 16
B) 24
C) 18
D) 20

19. Perimeter of a square with side 8 cm:
A) 16
B) 32
C) 64
D) 24

20. 0.25 × 0.4 =
A) 0.01
B) 0.1
C) 1
D) 0.001

21. Solve: 5x = 45
A) 5
B) 9
C) 8
D) 10

22. Convert 3/4 into percentage:
A) 75%
B) 25%
C) 60%
D) 50%

23. Volume of cube of side 5 cm:
A) 125
B) 25
C) 75
D) 150

24. The value of π (approx.) is:
A) 3
B) 3.14
C) 22
D) 3.41

25. If cost price = 200 and selling price = 250, profit % is:
A) 20%
B) 25%
C) 30%
D) 15%

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🔬 Section C – Science (15 Questions)

26. SI unit of force is:
A) Joule
B) Watt
C) Newton
D) Pascal

27. Which part of plant prepares food?
A) Root
B) Stem
C) Leaf
D) Flower

28. The process of conversion of liquid to gas is:
A) Condensation
B) Evaporation
C) Sublimation
D) Freezing

29. Vitamin C deficiency causes:
A) Rickets
B) Scurvy
C) Night blindness
D) Beriberi

30. Which gas is most abundant in atmosphere?
A) Oxygen
B) Nitrogen
C) Carbon dioxide
D) Hydrogen

31. The Earth revolves around:
A) Moon
B) Mars
C) Sun
D) Jupiter

32. Blood is pumped by:
A) Lungs
B) Brain
C) Heart
D) Kidney

33. The boiling point of water at sea level:
A) 90°C
B) 100°C
C) 80°C
D) 120°C

34. Which simple machine is a seesaw?
A) Pulley
B) Lever
C) Screw
D) Inclined plane

35. Electric current is measured in:
A) Volt
B) Ampere
C) Ohm
D) Watt

36. The hardest natural substance:
A) Gold
B) Iron
C) Diamond
D) Quartz

37. Human body has how many bones (approx.)?
A) 300
B) 206
C) 150
D) 250

38. Which planet is known as Red Planet?
A) Venus
B) Mars
C) Mercury
D) Saturn

39. Photosynthesis requires:
A) Oxygen
B) Nitrogen
C) Sunlight
D) Helium

40. Water cycle includes evaporation, condensation and:
A) Rotation
B) Precipitation
C) Respiration
D) Absorption

Answer

Olympiad Sample Paper – Answer Key

Q. No.	Answer	Q. No.	Answer	Q. No.	Answer	Q. No.	Answer
1	B	11	B	21	B	31	C
2	B	12	A	22	A	32	C
3	A	13	B	23	A	33	B
4	D	14	A	24	B	34	B
5	A	15	B	25	B	35	B
6	C	16	A	26	C	36	C
7	A	17	C	27	C	37	B
8	A	18	A	28	B	38	B
9	B	19	B	29	B	39	C
10	A	20	B	30	B	40	B

Disclaimer: This is an independently created practice paper for educational use only and is not affiliated with any official Olympiad organization.