ICSE Board Practice

Class VI Class VII Class VIII Class IX Class X
ICSE Grade VII - Powers and Roots
Question 1
1.
    • Find the
    • cube root
    • of
    • 125
  • 5
  • 4
  • 8
  • 3
  • 6
Question 2
2.
    • -1
      3
    • =
  • undefined
  • 1
  • ∞
  • 0
  • -1
Question 3
3.
    • Find the
    • square root
    • of
    • 25
      9
  • 7
    5
  • 7
    3
  • 1
  • 5
    3
  • 3
Question 4
4.
    • Find the square root of
    • 4997.7336
  • 70.6947
  • 68.6947
  • 69.6947
  • 71.6947
  • 72.6947
Question 5
5.
    • 3
      √

      1.7280
    • =
  • 1.2
  • 1.3
  • 1.4
  • 0.12
  • 1.1
Question 6
6.
The smallest number by which 20 must be multiplied so that the product is a perfect square is?
  • 5
  • 2
  • 8
  • 4
  • 6
Question 7
7.
Which of the following is a perfect square?
  • (-1)
  • 677
  • 400
  • 2499
  • 903
Question 8
8.
    • Find the exponential notation of
    • -18
    • ✕
    • -18
    • ✕
    • -18
    • ✕
    • -18
    • ✕
    • -18
    • ✕
    • -18
  • (-18) 7
     
  • (-18) 5
     
  • (-20) 6
     
  • (-16) 6
     
  • (-18) 6
     
Question 9
9.

    • √

      0.0900
    • =
  • 0.03
  • 0.4
  • 0.5
  • 0.3
  • 0.2
Question 10
10.
How many digits are there in the square root of 19321?
  • 4
  • 3
  • 2
  • 0
  • 6