Page 374 - General Knowledge

GENERAL KNOWLEDGE 2019

76. Which among the following is a main component of some alert tablets such as Alert, No
Doz, Stay Awake & Vivarin?
A. Thein
B. Caffeine
C. Nicotine
D. catechins

77. Which among the following compound of barium is used as radio contrast agent for X-ray
imaging and other diagnostic procedures and also commonly called as Barium Food?
A. Barium Carbonate
B. Barium Sulphate
C. Barium Bromide
D. Barium hydroxide

78. Which among the following is used as an antidote?
A. Paracetamol
B. Nicotine
C. Thiamine
D. Activated Charcoal

79. Which among the following will undergo a chemical reaction depending on the pH of the
solution?
A. Calcium Oxide
B. Zinc Oxide
C. Ferric Oxide
D. Ferrous Oxide

80. Which among the following will undergo a chemical reaction depending on the pH of the
solution?
A. Calcium Oxide
B. Zinc Oxide
C. Ferric Oxide
D. Ferrous Oxide

81. Bring out the statement which is wrong:
A. Acetone is used as a solvent
B. Adrenaline is used in the event of heart failure
C. graphite is an example of allotropy
D. All are correct

82. Which among the following basic atoms are must in an Alkaloid?
A. Sodium
B. Nitrogen
C. Magnesium
D. Potassium

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