WorksheetsQuiz For 8th semester
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Ore is a
a)
mixture
b)
element
c)
compound
d)
none
2.
Coke is used only for the reduction of
a)
CuO
b)
ZnO
c)
Fe2O3
d)
None
3.
Al is .......... in nature
a)
Acidic
b)
Basic
c)
amphoteric
d)
None
4.
Melting point of sulphur is
a)
100 *C
b)
110 *C
c)
112 *C
d)
none
5.
the wavelength of UV light is ..... than IR light
a)
smaller
b)
greater
c)
equal
d)
none
6.
Micronutrients are required for plant in concentration of less than
a)
5 Kg /Hectares
b)
10 kg/Hectares
c)
15 kg/Hectares
d)
none
7.
Calcium deficient soil is generally treated with
a)
Na2O
b)
CaO
c)
MgO
d)
none
8.
Which of the following is not produced in fuel cell
a)
water
b)
heat
c)
electricity
d)
pollutants
9.
The electrolyte used in fuel cell is
a)
KCl
b)
KOH
c)
NaCl
d)
NaOH
10.
The energy of IR radiations is ....... than Visible radiations
a)
greater
b)
smaller
c)
equal
d)
None
100 %
