A. Khizr Khan
B. Jalal Ud-Din Feruz
C. Ghiyath Ul-Din
D. Qutb Ud-Din Aibak
The principle of reducing waste, reusing and recycling resources and products is often called:
A. Waste Management Principle
B. “3Rs” Principle
C. Recycle Principle
D. Environment Principle
Mixture of gases and tiny dust particles in atmosphere is called:
A. Fog
B. Air
C. Oxygen
D. None of these
Earth complete one rotation on its axis in——:
A. 22 hours and 30 mints
B. 23 hours and 20 mints
C. 23 hours and 56 mints
D. 24 hours