Which of the following is known as the ‘Metal of hope’?
- (A) Iron
- (B) Gold
- (C) Uranium
- (D) Platinum
- (C) Uranium
Broken glass that is used in making of new glass is called:
- (A) Cullet
- (B) Waste glass
- (C) Batch
- (D) Raw glass
- (B) Waste glass
The “Sodium Benzoate” is used as:
- (A) Anti-viral
- (B) Antibiotic
- (C) Food preserver
- (D) Vaccination
- (C) Food preserver
Which one of the following minerals is found in monazite sand?
- (A) Uranium
- (B) Thorium
- (C) Sodium
- (D) Potassium
- (B) Thorium
Chlorofluorocarbons (CFCs) gas is used in which domestic product?
- (A) Television
- (B) Tube-light
- (C) Cooking gas
- (D) Refrigerator
- (D) Refrigerator
The solidified form of which gas is known as “Dry Ice”?
- (A) Ammonium oxide
- (B) Carbon dioxide
- (C) Nitrogen oxide
- (D) Hydrogen chloride
- (B) Carbon dioxide
We want our bun fluffy, which gas can help us?
- (A) Nitrogen
- (B) Oxygen
- (C) Carbon dioxide
- (D) Hydrogen
- (C) Carbon dioxide
What is the most abundant and common element in the universe?
- (A) Nitrogen
- (B) Oxygen
- (C) Hydrogen
- (D) Helium
- (C) Hydrogen
Which of the following is the main compound of voter ink?
- (A) Silver Nitrate
- (B) Silver Chloride
- (C) Ammonium Nitrate
- (D) Ammonium Chloride
- (A) Silver Nitrate
Which of the following is to be used in nail polish remover?
- (A) Acetone
- (B) Benzone
- (C) Petroleum ether
- (D) Acetic acid
- (A) Acetone
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