Everyday Science MCQs

5120 MCQs  (Page 379 of 512)

Sodium Carbonate is commonly called ________?
A. Plaster of paris
B. Washing soda
C. Common salt
D. None of these
Which of following contains cobalt?
A. Vitamin k
B. Chlorophyll
C. Vitamin b12
D. Haemoglobin
In the medical system of treatment to relieve pains, called Acupuncture?
A. Drugs are used
B. Herbs are used
C. Electric shocks are applied
D. Fine needles are pricked in the body
What makes a lemon sour?
A. Tartaric acid
B. Citric acid
C. Acetic acid
D. Hydrochloric acid