Test Paper Of Class 7 Maths Chapter 12 Algebraic Expression

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**Chapter 12 Test Paper (01)**

## Class 7 Maths Chapter 12 algebraic Expression Test Paper Set-1 Text Form:-

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**SAMPLE PAPER (01)**

**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 ā A**

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

1: The like terms in 3x (3 ā 2y) and 2 (xy + x^{2}) are

(a) 9x and 2x^{2} (b) ā 6xy and 2xy

(c) 9x and 2xy (d) ā 6xy and 2x^{2}

2. Number of terms in the expression 3x^{2}y ā 2y^{2}z ā z^{2}x + 5 is

(a) 2 (b) 3 (c) 4 (d) 5

3. Coefficient of x in ā 9xy^{2}z is

(a) 9yz (b) ā 9yz (c) 9y^{2}z (d) ā 9y^{2}z

4. ā b ā 0 is equal to

(a) ā1 Ć b (b) 1 ā b ā 0 (c) 0 ā (ā1) Ć b (d) ā b ā 0 ā 1

5. The number of scarfs of length half metre that can be made from y metres of cloth is :

(a) 2y (b) y/2 (c) y + 2 (d) y + Ā½

**Section ā B**

6. Find:

(a) the coefficients of x in the following expressions? 4x ā 3y, 8 ā x + y, y 2 x ā y, 2z ā 5xz

(b) the coefficients of y in the following expressions? 4x ā 3y, 8 + yz, yz^{2} + 5, my + m

7. Classify into monomials, binomials and trinomials.

(i) 4y ā 7z (ii) y^{2} (iii) x + y ā xy (iv) 100

8. State whether a given pair of terms is of like or unlike terms.

(i) 1, 100 (ii) ā7x, 52x (iii) ā 29x, ā 29y (iv) 14xy, 42yx

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

(i) Subtraction of z from y.

(ii) One-half of the sum of numbers x and y.

**Section ā C**

10. Simplify combining like terms:

(i) 21b ā 32 + 7b ā 20b

(ii) ā z2 + 13z 2 ā 5z + 7z 3 ā 15z

(iii) p ā (p ā q) ā q ā (q ā p)

11. Subtract: (i) ā5y^{2} from y^{2}

(ii) 6xy from ā12xy

(iii) (a ā b) from (a + b)

12. If m = 2, find the value of:

(i) m ā 2 (ii) 3m ā 5 (iii) 9 ā 5m

**Section ā D**

13. (a) From the sum of 2y^{2} + 3yz, ā y^{2} ā yz ā z^{2} and yz + 2z^{2} , subtract the sum of 3y^{2} ā z^{2} and āy^{2} + yz + z^{2} .

(b) Subtract the sum of ā 3x^{3}y^{2} + 2x^{2}y^{3} and ā 3x^{2}y^{3} ā 5y^{4} from x^{4} + x^{3} y^{2} + x^{2}y^{3} + y^{4}.

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

(a) a^{2} + 2ab + b^{2} (b) a^{2} ā 2ab + b^{2}

(c) a^{3} + 3a^{2}b + 3ab^{2} + b^{3} (d) a^{3} ā 3a^{2}b + 3ab^{2} ā b^{3}

YadavPlease provide an answer pdf also to check our ans. Whether they are ā āācorrect or not ā

PGRMS EducationHello Yadav,

This Questions are for Your Better Practice And Still You have doubt in any of the question Then Join Our Telegram group:- https://telegram.me/pgrmseducation

and Thanks For Asking Your Doubts.

Rohan SDthank you for providing the question paper for each chapter. This will make my exam results better

PGRMS EducationThanks Rohan and keep studying