Everyday Science MCQs

5120 MCQs  (Page 501 of 512)

Our brain demands the most:
A. Glucose
B. Lactose
C. Proteins
D. Vitamins
Horticulture is the study of:
A. Animals
B. Insects
C. Plants & fruits
D. None of these
The other name of Baking Soda is?
A. Sodium carbonate
B. Sodium bicarbonate
C. Calcium carbonate
D. Sodium chloride
Which of the following is not vestigial in humans?
A. Appendix
B. Wisdom teeth
C. Nail & eyelid
D. Coccyx
The density of sea water increases as:
A. Temperature decreases
B. Pressure decreases
C. Depth and salinity increase
D. Depth decreases
Batteries convert __________ into the electrical energy?
A. Mechanical energy
B. Chemical energy
C. Thermal energy
D. Nuclear energy