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Class 10 Sample Paper

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Kerala Talent Olympiad Exam - Class 10 Sample Paper

Below are 50 carefully selected MCQs covering Class 9 topics (Number Systems, Polynomials, Coordinate Geometry, etc.) and Class 10 topics (Real Numbers, Polynomials, etc.) as per Kerala State & NCERT syllabus.

1. Which of the following is an irrational number?

  • A) 0.4
  • B) √7
  • C) 5/9
  • D) 1.25

2. Simplify (3² × 3³) ÷ 3⁴.

  • A) 3
  • B) 9
  • C) 27
  • D) 81

3. On the number line, where does √5 lie relative to 2 and 3?

  • A) Between 1 and 2
  • B) Between 2 and 3
  • C) Between 3 and 4
  • D) Beyond 4

4. What is the degree of the polynomial 4x⁵ - 3x² + 2x + 1?

  • A) 2
  • B) 3
  • C) 4
  • D) 5

5. If (x + 2) is a factor of x² + x - 2, what is the other factor?

  • A) x - 1
  • B) x + 1
  • C) x - 2
  • D) x + 2

6. Using the identity (a + b)², simplify (x + 3)².

  • A) x² + 6x + 9
  • B) x² + 9
  • C) x² + 3x + 9
  • D) x² + 6x + 3

7. The solution to the system of equations 2x + y = 7 and x - y = 1 is:

  • A) (2, 3)
  • B) (3, 1)
  • C) (2, 1)
  • D) (1, 2)

8. Which equation represents a line parallel to y = 2x + 3?

  • A) y = 2x + 5
  • B) y = -2x + 3
  • C) y = x + 3
  • D) y = 3x + 2

9. A boat’s speed in still water is 10 km/h, and the river flows at 2 km/h. If it takes 6 hours to travel upstream and back, what is the distance traveled upstream?

  • A) 12 km
  • B) 24 km
  • C) 36 km
  • D) 48 km

10. What is the distance between points (3, 4) and (7, 1)?

  • A) 5
  • B) √17
  • C) √20
  • D) √25

11. The coordinates of the midpoint of the line segment joining (2, 3) and (4, 5) are:

  • A) (3, 4)
  • B) (2, 4)
  • C) (3, 5)
  • D) (4, 3)

12. In which quadrant does the point (-2, 5) lie?

  • A) I
  • B) II
  • C) III
  • D) IV

13. Which of the following is a postulate in Euclid’s Geometry?

  • A) All right angles are equal
  • B) A line can be drawn from any point to any point
  • C) The sum of angles in a triangle is 180°
  • D) Parallel lines intersect

14. An axiom is a statement that is:

  • A) Proven
  • B) Assumed true
  • C) Contradictory
  • D) Hypothetical

15. According to Euclid, how many lines can be drawn through a point parallel to a given line?

  • A) None
  • B) One
  • C) Two
  • D) Infinite

16. If two parallel lines are cut by a transversal, the corresponding angles are:

  • A) Equal
  • B) Supplementary
  • C) Complementary
  • D) Unequal

17. The sum of angles in a triangle is:

  • A) 90°
  • B) 180°
  • C) 270°
  • D) 360°

18. If one angle of a triangle is 50° and the other is 60°, what is the third angle?

  • A) 50°
  • B) 60°
  • C) 70°
  • D) 80°

19. Which criterion proves triangle congruence if two sides and the included angle are equal?

  • A) SSS
  • B) SAS
  • C) ASA
  • D) RHS

20. In a triangle, if two sides are equal, the angles opposite them are:

  • A) Unequal
  • B) Equal
  • C) Complementary
  • D) Supplementary

21. The longest side of a right-angled triangle is called:

  • A) Base
  • B) Hypotenuse
  • C) Perpendicular
  • D) Adjacent

22. In a parallelogram, the diagonals:

  • A) Are equal
  • B) Bisect each other
  • C) Are perpendicular
  • D) Do not intersect

23. What is the sum of the interior angles of a quadrilateral?

  • A) 180°
  • B) 360°
  • C) 540°
  • D) 720°

24. The midpoint theorem states that the line joining midpoints of two sides of a triangle is:

  • A) Perpendicular to the third side
  • B) Equal to the third side
  • C) Half the length of the third side
  • D) Parallel to the third side

25. Two triangles on the same base and between the same parallels have:

  • A) Equal areas
  • B) Equal perimeters
  • C) Equal heights
  • D) Equal bases

26. The area of a parallelogram with base 6 cm and height 4 cm is:

  • A) 12 cm²
  • B) 24 cm²
  • C) 18 cm²
  • D) 30 cm²

27. If a triangle and a parallelogram share the same base and height, the area of the triangle is:

  • A) Equal to the parallelogram
  • B) Half the parallelogram
  • C) Twice the parallelogram
  • D) One-third the parallelogram

28. The angle subtended by an arc at the center is 90°. What is the angle subtended at a point on the remaining arc?

  • A) 45°
  • B) 90°
  • C) 135°
  • D) 180°

29. A tangent to a circle is:

  • A) Parallel to the radius
  • B) Perpendicular to the radius
  • C) Equal to the radius
  • D) Bisects the radius

30. Chords equidistant from the center of a circle are:

  • A) Equal
  • B) Unequal
  • C) Perpendicular
  • D) Parallel

31. A triangle has sides 3 cm, 4 cm, and 5 cm. Its area using Heron’s formula is:

  • A) 6 cm²
  • B) 12 cm²
  • C) 15 cm²
  • D) 20 cm²

32. The semi-perimeter of a triangle with sides 5 cm, 12 cm, and 13 cm is:

  • A) 15 cm
  • B) 20 cm
  • C) 25 cm
  • D) 30 cm

33. Heron’s formula is used to find the area of a triangle when its _____ are known.

  • A) Angles
  • B) Sides
  • C) Vertices
  • D) Heights

34. The surface area of a cube with side 5 cm is:

  • A) 100 cm²
  • B) 125 cm²
  • C) 150 cm²
  • D) 200 cm²

35. The volume of a cylinder with radius 2 cm and height 5 cm is:

  • A) 10π cm³
  • B) 20π cm³
  • C) 40π cm³
  • D) 80π cm³

36. The curved surface area of a cone with radius 3 cm and height 4 cm is:

  • A) 12π cm²
  • B) 15π cm²
  • C) 18π cm²
  • D) 24π cm²

37. The mean of the numbers 4, 6, 8, 10, 12 is:

  • A) 6
  • B) 8
  • C) 10
  • D) 12

38. The median of the data set {2, 5, 3, 7, 1} is:

  • A) 2
  • B) 3
  • C) 5
  • D) 7

39. The mode of the data set {1, 2, 2, 3, 3, 3, 4} is:

  • A) 1
  • B) 2
  • C) 3
  • D) 4

40. The probability of getting an even number when rolling a fair die is:

  • A) 1/6
  • B) 1/3
  • C) 1/2
  • D) 2/3

41. A bag contains 4 red and 3 blue balls. The probability of picking a blue ball is:

  • A) 3/7
  • B) 4/7
  • C) 3/4
  • D) 4/3

42. If a coin is tossed, the probability of getting heads is:

  • A) 1/4
  • B) 1/3
  • C) 1/2
  • D) 1

43. Using Euclid’s Division Lemma, find the HCF of 56 and 88.

  • A) 4
  • B) 8
  • C) 16
  • D) 24

44. The LCM of 12 and 18 is:

  • A) 12
  • B) 18
  • C) 36
  • D) 72

45. The decimal expansion of 13/125 is:

  • A) Terminating
  • B) Non-terminating repeating
  • C) Non-terminating non-repeating
  • D) Irrational

46. Which of the following numbers has a non-terminating repeating decimal expansion?

  • A) 1/5
  • B) 2/3
  • C) 3/4
  • D) 7/8

47. If the zeroes of the polynomial x² - 5x + 6 are 2 and 3, what is the sum of the zeroes?

  • A) 3
  • B) 5
  • C) 6
  • D) 8

48. The product of the zeroes of the polynomial 2x² + 3x - 5 is:

  • A) -5/2
  • B) 3/2
  • C) 5/2
  • D) -3/2

49. Using the division algorithm, if x² + 2x + 1 is divided by x + 1, the remainder is:

  • A) 0
  • B) 1
  • C) 2
  • D) 3

50. If one zero of the polynomial x² - 4x + k is 2, what is the value of k?

  • A) 2
  • B) 3
  • C) 4
  • D) 5

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