Class 7th Math objective Questions with answer Chapter 1 Integers


Question 1.
When we add positive integers on the number line, we get
(a) on the right
(b) on the left
(c) both sides
(d) none
Answer :- (a) on the right

Question 2.
When we subtract a positive integer on the number line, we get
(a) on the right
(b) on the left
(c) both sides
(d) none
Answer :- (b) on the left

Question 3.
When two positive integers are added, we get
(a) a positive integer
(b) a negative integer
(c) sometimes positive, sometimes negative
(d) none
Answer :- (a) a positive integer

Question 4.
When two negative integers are added, we get
(a) a positive integer
(b) a negative integer
(c) sometimes positive, sometimes negative
(d) none
Answer :- (b) a negative integer

Question5.
When two negative integers are added, we get
(a) a positive integer
(b) a negative integer
(c) sometimes positive, sometimes negative
(d) none
Answer :- (b) a negative integer

Question 6.
Which of the following is correct?
(a) (-8) + (-4) > (-8) – (-4)
(b) (-8) + (-4) < (-8) – (-4)
(c) (-8) + (-4) = (-8) – (-4)
(d) none
Answer :- (b) (-8) + (-4) < (-8) - (-4)

Question 7.
The product of two negative integers is
(a) positive
(b) negative
(c) sometimes positive, sometimes negative
(d) none
Answer :- (a) Positive

Question 8.
(-1) x (-1) x (-1) x …………… 10 times is equal to
(a) 1
(b) -1
(c) 10
(d) -10
Answer :- (a) 1

  Question 9.
(-1) x (-1) x (-1) x …………… 7 times is equal to
(a) 1
(b) -1
(c) 10
(d) -10
Answer :- (b) -1

Question 10.
(-20) x (-5) is equal to
(a) 100
(b) -100
(c) 10
(d) -10
Answer :- (a) 100

  Question 11.
(-30) x (20) is equal to
(a) 600
(b) -600
(c) 50
(d) -50
Answer :- (b) -600

Question 12.
(1) x (1) x (1) x …………… 6 times is equal to
(a) 6
(b) -6
(c) 1
(d) -1
Answer :- (c) 1

Question 13.
(-10) x (0) x (-15) x …………… 6 times is equal to
(a) 150
(b) 25
(c) 250
(d) 0
Answer :- (d) 0

Question 14.
10: (-5) is equal to
(a) 2
(b) -2
(c) 50
(d) 0
Answer :- (b) -2

Question 15.
(-21) : (-7) is equal to
(a) -3
(b) 3
(c) 21
(d) 7
Answer :- (b) 3

Question 16.
(-5) : (1) will be equal to
(a) -5
(b) 5
(c) 1
(d) -1
Answer :- (a) -5

Question 17.
(-15) : (-1) will be equal to
(a) 1
(b) 5
(c) 15
(d) -15
Answer :- (c) 15

Question 18.
16 : x = 16 , then the value of x will be
(a) 256
(b) 16
(c) 160
(d) 1
Answer :- (d) 1

Question 19.
-50 : x = 1 , then the value of x will be
(a) 50
(b) -50
(c) 5
(d) 1
Answer :- (b) -50

Question 20.
The additive identity for integers is
(a) 1
(b) 0
(c) -1
(d) 2
Answer :- (b) 0

Question 21.
Multiplicative identity for integers is
(a) 1
(b) 0
(c) -1
(d) 2
Answer :- (a) 1

Question22.
What does 2 x ( 5 + 7 ) = 2 x 5 + 2 x 7 represent?
(a) commutative rule
(b) Associative law
(c) Distribution Law
(d) closing rule
Answer :- (c) Distribution law

Question 23.
What does 2 x ( 5 + 7 ) = 2 x 5 + 2 x 7 represent?
(a) commutative rule
(b) Associative law
(c) Distribution Law
(d) closing rule
Answer :- (c) Distribution law
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