Class 7 Maths Chapter 12 Test Paper Set-2 Pdf Download CBSE

Test Paper Of Class 7 Maths Chapter 12 Algebraic Expression

Class 7 Maths Chapter 12 Test Paper Set-2 Pdf

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Chapter 12 Test Paper (02)

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Class 7 Maths Chapter 12 algebraic Expression Test Paper Set-2 Text Form:-

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SAMPLE PAPER (02)

 CLASS: 7                                                         MAX. MARKS :30 SUBJECT: MATHEMATICS                             TIME: 1:30 HOUR CH: 12 (Algebraic Expressions)

General Instructions:

I. All questions are compulsory.

II. This question paper contains 14 questions divided into four Sections A, B, C and D.

III. Section A has 5 questions of 1 mark each. Section B has 4 questions of 2 marks each. Section C has 3 questions of 3 marks each. and Section D has 2 questions of 4 marks each.

IV. Use of Calculators is not permitted.

Section – A

In Questions 1 to 5, there are four options, out of which one is correct. Write the correct answer.

1 The coefficient of xy in 3x2 zy + 7xyz – 2z2x is

(a) 3z                (b) – 2                      (c) 7yz                   (d) 7z

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  • 2. Which of the following is a pair of like terms?

    (a) –7xy2z, – 7x2yz                            (b) – 10xyz2, 3xyz2

    (c) 3xyz, 3x2y2z2                                (d) 4xyz2, 4x2yz

    3. The sum of x4 – xy + 2y2 and –x4 + xy + 2y2 is

    (a) Monomial and polynomial in y    (b) Binomial and Polynomial

    (c) Trinomial and polynomial            (d) Monomial and polynomial in x

    4. The side length of the top of square table is x. The expression for perimeter is:

    (a) 4 + x                (b) 2x                  (c) 4x                      (d) 8x

    5. 123x2y – 138x2y is a like term of :

    (a) 10xy                (b) –15xy           (c) –15xy2               (d) 10x2y

    Section – B

    6. Identify the numerical coefficients of terms (other than constants) in the following expressions:

    (i) x + 2xy + 3y                              (ii) 100m + 1000n

    (iii) 0.1 y + 0.01 y2                         (iv) 5 – 3t2

    7. Classify into monomials, binomials and trinomials.

    (i) ab – a – b                                 (ii) 5 – 3t

    (iii) 4p2q – 4pq2                           (iv) 7mn

    8. Identify like terms in the following:

    (a) – xy2 , – 4yx2 , 8x2 , 2xy2 , 7y, – 11x2, – 100x, – 11yx,

     9. Get the algebraic expressions in the following cases using variables, constants and arithmetic operations.

    (i) Numbers x and y both squared and added.

    (ii) Number 5 added to three times the product of numbers m and n.

    Section – C

    10. Simplify combining like terms:

    (i) 3a – 2b – ab – (a – b + ab) + 3ab + b – a

    (ii) 5x2y – 5x2 + 3yx2 – 3y2 + x2 – y2 + 8xy2 – 3y2

    (iii) (3y2 + 5y – 4) – (8y – y2 – 4)

    11. Subtract:

    (i) a (b – 5) from b (5 – a)

    (ii) –m2 + 5mn from 4m2 – 3mn + 8

    (iii) – x2 + 10x – 5 from 5x – 10

    12. Find the value of the following expressions, when x = –1:

    (i) 2x – 7                      (ii) – x + 2                       (iii) x 2 + 2x + 1

    Section – D

    13. (a) From the sum of 3x – y + 11 and – y – 11, subtract 3x – y – 11.

    (b) From the sum of 4 + 3x and 5 – 4x + 2x2 , subtract the sum of 3x2 – 5x and –x2 + 2x + 5

    14. Find the values of the following polynomials at a = – 2 and b = 3

    (a) (a2 + b2) /3                 

    (b) (a2 – B2) /3

    (c) a/b + b/a

    (d) a2 + b2 – ab – b2 – a2

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