Name the method used for refining of copper metal?
- (A) Oxidation
- (B) Roasting
- (C) Reduction
- (D) Evaporation
- (B) Roasting
Pertussis is a disease commonly known as:
- (A) Yellow fever
- (B) Tuberculosis
- (C) Hay fever
- (D) Whooping cough
- (D) Whooping cough
In the covalent bonding, electron of two atoms:
- (A) Share with each other
- (B) Transfer from one atom to another
- (C) Attract the ions and delocalized electrons
- (D) None of these
- (A) Share with each other
What does “Calories” measure?
- (A) Weight
- (B) Movement
- (C) Heat (Energy)
- (D) Temperature
- (C) Heat (Energy)
Duodenum is situated at the uppermost part of the:
- (A) Brain
- (B) Small intestine
- (C) Stomach
- (D) Large intestine
- (B) Small intestine
Which of the following disease is occurred due to use of milled rice?
- (A) Rickets
- (B) Parkinson
- (C) Beriberi
- (D) Leukemia
- (C) Beriberi
What birds did Charles Darwin breed?
- (A) Parrots
- (B) Owls
- (C) Roosters
- (D) Pigeons
- (D) Pigeons
Amount of oxygen present in one gram of hemoglobin is:
- (A) 16 ml
- (B) 18 ml
- (C) 20 ml
- (D) 22ml
- (C) 20 ml
Which of the following is not an alloy?
- (A) Brass
- (B) Bronze
- (C) Gold
- (D) Stainless steel
- (C) Gold
How many colors are used to depict different things on a globe?
- (A) 3
- (B) 4
- (C) 6
- (D) 7
- (C) 6
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