Docstoc

MCQ's For Class X Board Of Karachi Pakistan

Document Sample
MCQ's For Class X Board Of Karachi Pakistan Powered By Docstoc
					COMPILED BY: SIR NIAZ WALI KHAN

F.C. MORISWALA GIRLS SEC. SCHOOL

MULTIPLE CHOICE QUESTIONS 1. {0, 1, 2, 3,…} is the set of __________. (b) Irrational Numbers (c) Whole Numbers (d) Rational Numbers

(a) Prime Numbers 2.

A set containing finite number of elements is called __________. (b)Super Set (c) Finite Set (d) Infinite Set

(a)Null Set 3.

If every element of set a is also an element of the set B, then set A is called a __________ of set B.

(a) Sub Set 4.

(b) Super Set

(c) Null Set

(d) Power Set

The union of sets A and B is expressed as __________. (b) AUB (c) A x B (d) A-B

(a) A∩B 5.

If the number of elements in a set X is n, the number of elements in P(X) is_________. (b) 2
2n

(a) 2n 6.

(c) 2

n

(d) n )

2

If a relation is given by R = {(0, 1), (1, 2), (3, 4), then the range of R is __________. (b) {1, 2, 3} (c) {2, 3, 4} (d) {1, 2, 4}

(a) {0, 1, 3} 7.

If A = {1, 2, 3} and R = {(1, 2), (2, 3), (3, 3)} then R is __________. (b) not a function (c) a function from A into A

(a) A function from A onto B (d) Not a binary relation 8.

On the y-axis, the x coordinate or abscissa is __________. (b) Negative (c) Zero (d) Neither positive “Nor” negative, “Nor” zero

(a) Positive 9.

If b is a real number, the point (0, b) lies __________. (b) in the third quadrant (c) on the x-axis (d) on y-axis

(a) in the second quadrant 10. (a) 2 11. (a) 47
-3

(2 ) = __________. (b) 2
3

-6 2

(c) 2

-12

(d) 2 )

12

(7 -  2) (7 +  2) = __________. (b) 51 (c) 9 (d) 5

COMPILED BY: SIR NIAZ WALI KHAN

F.C. MORISWALA GIRLS SEC. SCHOOL

12.

If x = 2 – 1 then x = __________
2

(a)1/2-1 13.

(b) 2 + 1

(c) 1

(d) 3 - 22

If x = 2 + 3 then x + 1/x = __________. (b) 4 (c) 23 (d) 3

(a) 2 - 3 14.
2

2x + 5y + 1/3 is a __________. (b) Monomial (c) Trinomial (d) Not a polynomial

(a) Binomial 15.
2

3x y + 5 is a polynomial of ___________. (b) Degree two (c) Degree three (d) Degree zero

(a) Degree one

16.

2 x2 – 5x + 7 is a polynomial on ___________. 5
(b) Integers (c) Rational Numbers
2 2

(a)Natural Numbers 17.

(d) Irrational Numbers

___________ should be added or subtracted from 9x + 16y so as to make it a perfect square. (b) 7xy (c) 24xy (d) 144xy

(a)12xy 18.
2

(x – 6)(x – 4) = ___________. (b) x - 10x – 24
2 2

(a) x + 10x + 24 19.
2

(c) x + 10x – 24

2

(d) x - 10x + 24)

2

(a + b) + (a – b) = ___________. (b) a + b
2 2

(a) 4ab

(c) 2a + 2b
2 2

2

2

(d) 2ab

20. If x + y = 8, xy = 15 then x + y = ___________. (a) 94 21. (a) 35 22.
3

(b) 34

(c) 49
3 3

(d) 38

If x + y = 5, xy = 6, then x + y = ___________. (b) 95
2 2 2

(c) 107

(d) 125

(a – b – c)(a + b + c + ab – bc + ca) = ___________.
3 3

(a) a + b + c + 3abc 23.
2

(b) a - b + c + 3abc

3

3

3

(c) a - b + c - 3abc

3

3

3

(d) a - b - c - 3abc

3

3

3

Factors of x – 5x + 6 are __________. (b) (x – 2) (x – 3) (c) (x + 6)(x – 1) (d) (x + 2)(x + 3)

(a) (x + 1)(x – 6)

COMPILED BY: SIR NIAZ WALI KHAN

F.C. MORISWALA GIRLS SEC. SCHOOL

24.

The two numbers whose sum is –13 and product –30 are __________. (b) 2 and –15 (c) -3 and 10 (d) 3 and –10

(a) 2 and 15 25. (a) 8x 26.
4

X + 64 can be made a perfect square by adding __________.
2

(b) -8x
3 3

2

(c) 16x

2

(d) 4x )

2

8x + 27y = (__________)(__________).
2 2

(a) (2x + 3y)(4x +9y )
2

(c) (2x - 3y)(4x -9y )
2

2

2

(c) (2x + 3y)(4x – 6xy +9y )

2

2

(d) (2x - 3y)(4x +6xy +9y ) 27. H.C.F of a + b and a –ab + b is __________. (b) (a –ab + b )
2 3 2 2 3 3 2 2

(a) (a + b) 28.

(c) (a – b)

2

(d) (a – b )

2

2

L.C.M of (a – b) and (a – b) is __________. (b) (a –b)
2

(a)(a – b) 29.

(c) ( a – b)

3

(d) (a – b)

5

An inequation is a sentence, which is __________. (b) Open (c) False (d) none of these

(a) True 30.

The solution set of a first degree equation in two variables has __________. (b) Two elements (c) No element (d) Infinite number of elements

(a) One element 31.

a + b __________. (b)  a + b (c) > a + b (d)  a + b

(a) = a + b 32.

x  4 means __________. (b) x = 4, c) x < 4 or x = 4 (d) x = 4 or x > 4)

(a) x < 4, 33. (a) {6}

The solution set of x = - 6 is __________. (b) {36} (c) { } (d) {-6)

34. The ordered pair satisfying x – y = 7 is __________. (a) (7, 7) 35. (b) (0, 7) (c) (7, 0) (d) (-1, -6)}

x  2  9 is a __________.
(b) Quadratic Equation (c)Radical Equation (d) Cubic Equation

(a) Linear equation

COMPILED BY: SIR NIAZ WALI KHAN

F.C. MORISWALA GIRLS SEC. SCHOOL

36.

The solution set of 5 – 4x = -7, xN is __________. (b) {3} (c) {1, 2, 3} (d) {1, 2}

(a) {1, 2} 37. (a) {4} 38.

The solution set of 2x< 8 is __________. (b) {-4} (c) {-4<x<4} (d) {4, -4}

An equation is a sentence, which is __________. (b) False (c) Open (d) None of them

(a) True 39.

A quadratic equation in one variable has __________. (b) Infinite number of roots
2

(a) One root 40. (a) {1} 41.

(c) no root

(d) two roots

The solution set of x –x – 2 = 0 is __________. (b) {2}
2

(c) {2, -1}

(d) {-1}

The solution set of 3x – 10x = 0 is __________. (b) {0, 10/3} (c) {10/3} (d) {0}

(a) {10} 42.

Eliminate x from x + b = 0, x + c =0. The result will be __________. (b) b + c = 0 (c) bc = 0
2

(a) b = c 43.
2

(d) b/c + 1 = 0

Eliminating t from x = t, y = t we get __________. (b) x = y
2

(a) x = y 44.
2

(c) xy = 1

(d) x y = 1

2

Eliminating t from x – t2 = 0 and y = t3 __________ is obtained. (b) x = y
3 2

(a) x = y 45.

(c) x = y

3

3

(d) x = y

2

Eliminating x from x + 1 = a and x – 1 = b, then __________. x x (b) a = b
2 2

(a) a = b 46.

(c) a – b = 1
2

2

2

(d) a – b = 4
2

2

2

Eliminating x from x + 1 = a and x + 1 = b , then __________. 2 x x

(a) a = b

2

2

(b)a = b + 2

2

2

(c) a + 2 = b

2

2

(d) a + b = 2

2

2

COMPILED BY: SIR NIAZ WALI KHAN

F.C. MORISWALA GIRLS SEC. SCHOOL

47.

.

Eliminating x from x + 1 = a + b and x – 1 = a – b , then __________. x x (b) ab = 0 (c) a – b = 4
2 2

(a) ab = 1 48.

(d) a + b = 4

2

2

If log10 x = 3 then x = __________. (b) 10/3 (c) 700 (d) 1000

(a) 500 49. (a) 14 50. (a) 0 51. (a) 0 52. (a) 2 53.

If log7 x = 2 then x = __________. (b) 49 (c) 128 (d) 64

The characteristic of log 19 is __________. (b) 10 (c) 2 (d) 1

The characteristic of log 3.216 is __________. (b) 4 (c) 3 (d) 10

Common logarithm has the base __________. (b) e (c)  (d) 10

In scientific notation 0.00416 is written as __________.
-1

(a) 0.0416 x 10 54.

(b) 0.416 x 10
-2

-2

(c) 4.16 x 10

-3

(d) 41.6 x 10 )

-4

In standard form 2.35 x 10 is written as __________. (b) 0.0235 (c) 0.00235 (d) 0.000235

(a) 2.35 55.

Log5 + log8 – log3 = __________. (b) 3log40 (c) log 40/3 (d) 3log5/8

(a) 5log 8/3 56.

Log 50 can be written as __________. (b) log 2 + log 15 (c) log 2 + 5 log 2 (d) log 2 + log 5

(a) log2 + 2 log 5 57.

3 is the characteristic in the logarithm of the number __________. (b) 87.92 (c) 8.792 (d) 8792

(a) 879.2 58. (a) 2
8

If log2 8 = x, then x = __________. (b) 64 (c) 3
2

(d) 3

COMPILED BY: SIR NIAZ WALI KHAN

F.C. MORISWALA GIRLS SEC. SCHOOL

59.

5 = 625 is written in the logarithmic form as __________. (b) log5 4 = 625 (c) log5 625 = 4 (d) log4 625 = 5

4

(a) log4 5 = 625 60. (a) 27 61.

If log81 x = -3/4, then x = __________. (b)1/3 (c) 1/9 (d) 1/27

If antilog 3.8716 = 7440 and logx = 0.8716, then x = __________. (b) 7.440 (c) 744.0 (d) 7440

(a) 74.40 62.

If log 5 = 0.6990 and log 3 = 0.4771, then log 45 = __________. (b) 1.1761 (c) 1.8751 (d) 1.2219

(a) 1.6532 63.

3log2 – 2log5 in the simplified form is __________. (b) log 9/32 (c) log 8/25 (d) log 25/8

(a) log 6/10 64.

A line segment having both end points on a circle and not passing through the centre is called __________. (b) Secant (c) Diameter (d) None of these

(a) Chord 65.

The distance of the centre from any point of the circle is called __________. (b) Secant (c) Tangent (d) Radius

(a) Diameter 66.

If a point lies in the interior of a circle, then its distance from the centre is __________. (b) less than radius (c) greater than radius

(a) equal to radius

(d) greater than or equal to radius 67. A line, which is perpendicular to a radial segment of a circle at its outer end (lying on the circle), is called a __________. (b) Tangent (c) Chord, (d)Diameter

(a) Secant 68.

The central angle of a minor arc of circle is 40. The angle subtended by the corresponding major arc measures __________. (b) 80 (c) 69 (d) 120

(a) 20 69.

From a point at a distance of 5cm from the centre of a circle of radius 3cm. Tangents are drawn to the circle. The length of each tangent will be __________. (b) 5cm (b) 4cm (d) 6cm

(a) 3cm

COMPILED BY: SIR NIAZ WALI KHAN

F.C. MORISWALA GIRLS SEC. SCHOOL

70.

The line, which meets the circle in one point, is __________. (b) Diameter (c) chord (d) Tangent

(a) Secant

71. If certain figures are exactly alike, but different in size, they are called __________ figures. (a) Similar 72. (b) Median (c) Equal (d) Proportional

The lines, which bisect the sides of a traingle perpendicularly, are called __________ of the sides. (b) Line segments (c) Altitudes (d) Right bisectors

(a) Bisector

73. In a right angled triangle the sum of squares of the measures of the legs is equal to the square of __________. (a) Hypotenuse (b) Altitude (c) Base (d) None of these

74. __________ tangents can be drawn from a point. (a) Two (b) One (c) More than two (d) None

75. The circle passing through the three vertices of a triangle is called __________. (a) Inscribed circle (b) Outer circle (c) Circumscribed circle (d) None of these

76. If the legs of a right-angled triangle are 1, 1 then its hypotenuse is __________. (a) 1 (b) 2 (c) ½ (d) 2

77. The value of sin 30 is __________. (a) 2 (b) ½ (c) -2 (d) 1/2

78. The value of cot 60 is __________. (a) 3/2 (b) 2/3 (c) -1/3 (d) 3)

79. In a right-angled ABC, m<B = 90 and the measures of its sides a, b, c are 6, 10 and 8 respectively then tan m <A = __________. (a) 3/5 (b) 4/5 (c) 3/4 (d)4/3


				
DOCUMENT INFO
Shared By:
Tags:
Stats:
views:6203
posted:1/18/2009
language:English
pages:7