Class 7 Maths Chapter 12 Test Paper Set-3 Pdf Download CBSE
Test Paper Of Class 7 Maths Chapter 12 Algebraic Expression

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Chapter 12 Test Paper (03)
class-7-maths-chapter-12-test-paper-03Class 7 Maths Chapter 12 algebraic Expression Test Paper Set-3 Text Form:-
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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 β A
In Questions 1 to 5, there are four options, out of which one is correct. Write the correct answer.
1. The factors of the term βxy2 are
(a) x Γ y Γ y (b) β 1 Γ y Γ y
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(c) β 1 Γ x Γ y (d) β 1 Γ x Γ y Γ y
2. The terms of expression 4x2 β 3xy are:
(a) 4x2 and β3xy (b) 4x2 and 3xy
(c) 4x2 and βxy (d) x2 and xy
3. Identify the binomial out of the following:
(a) 3xy2 + 5y β x2y (b) x2y β 5y β x2y
(c) xy + yz + zx (d) 3xy2 + 5y β xy2
4. The value of 3x2 β 5x + 3 when x = 1 is
(a) 1 (b) 0 (c) β1 (d) 11
5. The length of a side of square is given as 2x + 3. Which expression represents the perimeter of the square?
(a) 2x + 16 (b) 6x + 9 (c) 8x + 3 (d) 8x + 12
Section β B
6. Identify the numerical coefficients of terms (other than constants) in the following expressions:
(i) 5 β 3t2 (ii) 1 + t + t2 + t3 (iii) 3.14 r2 (iv) 2(l + b)
7. Classify into monomials, binomials and trinomials.
(i) x + y β xy (ii) 100 (iii) ab β a β b (iv) 5 β 3t
8. State whether a given pair of terms is of like or unlike terms.
(iii) β 29x, β 29y (iv) 14xy, 42yx
(v) 4m2p, 4mp2 (vi) 12xz, 12x2 z2
9. Get the algebraic expressions in the following cases using variables, constants and arithmetic operations
(i) The number z multiplied by itself.
(ii) One-fourth of the product of numbers p and q.
Section β C
10. Add:
(i) 3mn, β 5mn, 8mn, β 4mn
(ii) t β 8tz, 3tz β z, z β t
(iii) β 7mn + 5, 12mn + 2, 9mn β 8, β 2mn β 3
11. Subtract:
(i) β x2 + 10x β 5 from 5x β 10
(ii) 5a2 β 7ab + 5b2 from 3ab β 2a2 β 2b2
(iii) 4pq β 5q2 β 3p2 from 5p2 + 3q2 β pq
12. When a = 0, b = β 1, find the value of the given expressions:
(i) 2a + 2b (ii) 2a2 + b2 + 1 (iii) 2a2b + 2ab2 + ab
Section β D
13. If A = 3x2 β 4x + 1, B = 5x2 + 3x β 8 and C = 4x2 β 7x + 3, then find:
(i) (A + B) β C
(ii) B + C β A
14. Find the values of following polynomials at m = 1, n = β1 and p = 2:
(a) m + n + p
(b) m2 + n2 + p2
(c) m3 + n3 + p3
(d) mn + np + pm