Algebra - One Mark Questions

7th Standard EM

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Maths

Time : 00:30:00 Hrs
Total Marks : 15
    5 x 1 = 5
  1. An algebraic statement which is equivalent to the verbal statement “Three times the sum of x and y” is

    (a)

    3(x + y)

    (b)

    3 + x + y

    (c)

    3x + y

    (d)

    3 + xy

  2. When we subtract ‘a’ from ‘-a’, we get _______

    (a)

    0

    (b)

    2a

    (c)

    -2a

    (d)

    -a

  3. In an expression, we can add or subtract only…

    (a)

    Like terms

    (b)

    Unlike terms

    (c)

    All terms

    (d)

    None of the above

  4. The solution of 3x + 5 = x + 9 is

    (a)

    2

    (b)

    3

    (c)

    5

    (d)

    4

  5. The equation y + 1 = 0 is true only when y is

    (a)

    0

    (b)

    -1

    (c)

    1

    (d)

    -2

  6. 5 x 1 = 5
  7. The subtraction of 5m from −3m is __________

    ()

    -8m

  8. The additive inverse of − 37xyz is __________

    ()

    37 xyz

  9. An expression equated to another expression is called __________

    ()

    equation

  10. If a = 5, the value of 2a + 5 is _____

    ()

    15

  11. The sum of twice and four times of the variable x is ______

    ()

    6x

  12. 5 x 1 = 5
  13. If x is a natural number, then x + 1 is its predecessor.

    (a) True
    (b) False
  14. Sum of a - b + c and -a + b - c is zero.

    (a) True
    (b) False
  15. Every algebraic expression is an equation

    (a) True
    (b) False
  16. The expression 7x + 1 can not be reduced without knowing the value of x.

    (a) True
    (b) False
  17. To add two like terms, its coefficients can be added.

    (a) True
    (b) False

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