851. The basic duty of every citizen is :
A. Obedience to constitution and law *
B. To get education
C. To work hard
D. To respect elders.
852. Optical Fiber system is a :
A. Defence Mechanism
B. Telecommunication system *
C. Air Raid system
D. None of these
853. Which poisonous gas is produced when coal is burnt without enough air supply?
A. Ammonia
B. Carbon monoxide *
C. Nitorgen
D. Hydrogen
854. Sunlight falling on our skin causes it to produce _______.
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D *
855. Common salt is also called________.
A. Amino Acid
B. Sodium Chloride *
C. Sodium Potassium
D. None in the above
856. The total number of districts in punjab is _________.
A. 32
B. 34
C. 35
D. 36 *
857. Reko Diq is a mining project in pakistan by___________.
A. Coal reserves
B. Copper reserves *
C. Iron ore
D. Oil reserves
858. “A thing of beauty isa joy for ever” is a famous verse by______.
A. Wordsworth
B. Shelly
C. Keats *
D. Byron
859. Which part of human body is more prone to damage from the “Hepatitis Virus.
A. Kidneys
B. Lungs
C. Spleen
D. Liver *
860. Mossad ” is the intelligence agency of :
A. Iraq
B. Israel *
C. Egypt
D. Russia