(A) Zinc
(B) Cadmium
(C) Graphite
(D) Copper
Which of the following is used as a lubricant in heavy machines?
(A) Sulphur
(B) Bauxite
(C) Graphite
(D) Phosphorous
Table salt gets moist during rainy season because?
(A) Sodium chloride is hygroscopic
(B) Sodium chloride is deliquescent
(C) Sodium chloride contains some quantity of sodium iodide
(D) Sodium chloride contains hygroscopic impurities like magnesium chloride
Milk is a natural?
(A) Suspension
(B) Mixture
(C) Solution
(D) Emulsion
What is country’s first national emergency helpline that will be inaugurated by Prime Minister Imran Khan on 25 July 2021?
(A) 888
(B) 999
(C) 119
(D) 911
Which university researchers have developed a face mask that can detect if the wearer has COVID-19.
(A) Harvard University
(B) Massachusetts Institute of Technology(MIT)
(C) Both A & B
(D) None of the above
Emilio Flores Marquez is world’s oldest living man. Currently he is __ years old.
(A) 109
(B) 110
(C) 111
(D) 112
Which one of the following input device is user-programmable?
(A) Smart terminal
(B) Dumb terminal
(C) VDT
(D) Intelligent terminal