(21)
65%
55%
45%
None of these
(22)
Sociologist
Biologist
Scientist
None of these
(23)
Oxygen
Silicon
Aluminum
None of these
(24)
Convex lens
Concave lens
Bi Focal lens
None of these
(25)
1857
1867
1877
None of these
(26)
0
1
2
None of these
(27)
Russia
France
Ukraine
None of these
(28)
Toba Kakar Range
Sulaiman Range
Kirthar Range
None of these
(29)
Ghulam Muhammad
Iskandar Mirza
Quaid-e-Azam
None of these
(30)
Chitral River
Swat River
Panjkora
None of these