How many times a normal man respires per minute?
- 10-15 times
- 20-25 times
- 14-18 times
- 72-100 times
Which of the following is not a Vector Quantity?
- Acceleration
- Velocity
- Speed
- Displacement
Sound travels fastest in
- Vacuum
- Solid
- Gas
- Liquid
The muscles, tissues and blood all are made up of
- Fats
- Minerals
- Proteins
- Vitamins
Which is used as an electrode in a dry cell?
- Molybdenum
- Lead
- Graphite
- None of these
Which of the following is a water-soluble vitamin?
- Vitamin A
- Vitamin C
- Vitamin D
- Vitamin K
Anemometer is used to measure:
- Velocity of wind
- Humidity
- Temperature
- Velocity of sound
Laughing Gas chemical name?
- Sulphur Dioxide
- Nitrous Oxide
- Chromium Oxide
- Calcium Oxide