Q 11: What is the name of radioisotopes that are used in tumour detection?
(A) Cobalt-60
(B) Sodium-24
(C) Arsenic-74
(D) Carbon-14
Ans: Arsenic-74
Q 12: Which protein produces Alzheimer’s disease in the brain?
(A) Amyloid Monoprotein
(B) Amyloid Multiprotein
(C) Amyloid precursor protein
(D) Amyloid leptic protein
Ans: Amyloid precursor protein
Q 13: What is the name of the matter that uses to store Sodium metal?
(A) Ammonia
(B) Kerosene
(C) Water
(D) Air
Ans: Kerosene
Q 14: Which is the given below by-product of petroleum refining?
(A) Coal
(B) Charcoal
(C) Asphalt
(D) Petrol
Ans: Asphalt
Q 15: What is the name of dry ice?
(A) Ice treated with anhydrous calcium chloride
(B) Solid Carbon dioxide
(C) Steam
(D) Ice at 0 oC
Ans: Solid Carbon dioxide
Q 16: Which process takes place in a biogas plant?
(A) Reduction
(B) Hydrogenation
(C) Polymerisation
(D) Fermentation
Ans: Fermentation
Q 17: Which is the given below element present in maximum quantity in the human body?
(A) Iron
(B) Sodium
(C) Calcium
(D) Phosphate
Ans: Calcium
Q 18: What is the name of the chemical that uses in preserving the food?
(A) Sulphuric Acid
(B) Sodium Benzoate
(C) Sodium Chloride
(D) Caustic Soda
Ans: Sodium Benzoate
Q 19: Which pair related to greenhouse gases?
(A) Ammonia and Methane
(B) Carbon dioxide and Methane
(C) Carbon monoxide and Sulphur dioxide
(D) Carbon tetrachloride and Nitrous oxide
Ans: Carbon dioxide and Methane
Q 20: According to Euro-II emission standard, the quantity of sulphur should be present in the ultra-low sulphur diesel.
(A) 0.10 Percent
(B) 0.05 Percent or less
(C) 0.15 Percent
(D) 0.20 Percent
Ans: 0.05 Percent or less