Search
.Management Sciences
A. Nitrogen
B. Hydrogen
C. Helium
D. Oxygen
Related Mcqs:
- The scientific study of insects is known as _______?
- A. Ichthyology B. Entomology C. Zoology D. Botany...
- Which one of the following mixtures of gases is required in gas welding?
- (a) Oxygen and ethylene (b) Oxygen and hydrogen (c) Acetylene and oxygen (d) Acetylene and hydrogen...
- The type of mirrors used in the headlamp of cars is?
- Parabolic concave Plane Spherical convex Cylindrical concave...
- During which process of energy exchange does cold air displace warmer air?
- A. Convection B. Radiation C. Conduction D. None of these...
- Which of the following has not involuntary muscles?
- A. Bigestive System B. Blood Vessels C. Heart D. Brains...
Recent Comments