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Organisation : A.P.J Abdul Kalam Welfare Society
Exam : All India Bright Student Award Test 2016
Document Type : Model Question Paper
Category or Subject : Maths/Science
Year : 2016
Class : VIII

Website : https://www.apjedu.in/
Download Question paper : https://www.pdfquestion.in/uploads/9836-8th-class-qp.pdf

Class VIII Model Question Paper :

Class : VIII
Time : 11 am to 1 p.m.
Mathematics :
1) The least 4 digits number which is a perfect square is
a) 1024
b) 1016
c) 1036
d) 84

Related : A.P.J Abdul Kalam All India Bright Student Award Test Class VII Model Question Paper 2016 : www.pdfquestion.in/9831.html

2) Giving reasons, describe why the following numbers are not perfect squares.
a) 1058
b) 7923
c) 134387
d) 253222

3) What is the least number that can be added to 4800 to make it a perfect square?
a) 110
b) 81
c) 36
d) None of these

4) The product of two successive positive integers in 462. Which is the smaller integer?
a) 20
b) 22
c) 21
d) 23

5) The sum of the digits of a two digit number is 2. If the new number formed by reversing is greater than the original number by 54, then what will be the original number?
a) 28
b) 48
c) 39
d) 93

6) The product of three consecutive numbers is 3360. What is the least number?
a) 17
b) 14
c) 13
d) 16

7) Which of the following perfect squares is a square of even number?
a) 225
b) 729
c) 484
d) 961

8) Which of the following is Pythagorean triplet?
a) (1, 2, 3)
b) (3, 2, 5)
c) (4, 5, 7)
d) None of these

9) Square root of 169 x 225 x 400 is
a) 3600
b) 3800
c) 3945
d) None of these

10) Find the smallest number by which the number 1100 must be multiplied or divided so that the product or quotient becomes a perfect square?
a) Multiply by 5
b) Divide by 5
c) Multiply or divide by 11
d) 1100 itself is square

11) Find the square root of 298116
a) 416
b) 616
c) 546
d) 646

12) Find the smallest number by which 720 must be multiplied so that it becomes a perfect square?
a) 3
b) 2
c) 5
d) 9

13) Find the smallest number by which 3703 must be divided so that it becomes a perfect square?
a) 3
b) 5
c) 9
d) 7

14) In a garden there are as many plants in row as there are rows. The total number plants are 6889. How many rows are there in that garden?
a) 73
b) 63
c) 69
d) 83

15) Find the smallest number which must be subtracted from 2361 to make a perfect square?
a) 61
b) 51
c) 67
d) 57

Science :
51) The Synthetic fibers are made by ………………
A) Human beings
b) Animals
c) Machines
d) Micro organisms

52) Polymer is also called as ……………….
a) Cotton
b)Cellulose
c)rayon
d) Glucose

53) Polyster is actually made up of the repeating units of a chemical called………
A) Ester
b) acrylic
c)rayon
d) none of the above

54) Polythene and PVC are examples of ……………………….
A) Thermosetting plastics
b) thermoplastics
c) melamine plastic
d) none of the above

55) A material which gets decomposed through natural processes, such as action by …………
a) Virus
b) fungus
c) bacteria
d) None

56) The property of metal by which it can be drawn into wires is called …………………
A) Malleability
b) ductility
c) sonorous
d) None

57) Which is an example of non-metal …………….
a) Iron
b) calcium
c) oxygen
d) aluminium

58) The moist air Chemical symbolic term is ………………..
A) O2+H2O
b) 2Cu+ O2
c) 2Cu+ H2O
d) H2O+CO2

59) The Sulphurous acid Chemical term is……………….
A) H2SO4
b) H2SO3
c) SO2H2O
d) H2SO2

60) Which of the following can be beaten into thin sheets?
a) Phosphorus
b) Zinc
c) Sulphur
d) Oxygen

61) Which of the following is not obtained on fractional distillation of petroleum?
a) Paraffin wax
b) charcoal
c) Asphalt
D) CNG

62) COAL is used in
a) Railway engines
b) Thermal power plants
c) Fuel to cook food
d) All of the above

63) Which of the following is a fossil fuel?
a) Petroleum
b) Cow dung
c) Dry leaves
D) Wood

64) Which of the following options is not correct? Petroleum is obtained from oil wells in
a) Assam
B) Punjab
c) Mumbai
D) Gujarat

65) The slow process of conversion of dead vegetation into coal is called
a) Carbonization
b) Caramalization
c) Carnation
d) Combustion