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
The time in which Earth completes its revolution around the Sun:
A. 360.25 B. 362.25 C. 365.25 D. 366
What causes the soil pollution?
A. Industrial waste B. Acid rain C. Fertilizers D. Chemicals
Mixture of gases and tiny dust particles in atmosphere is called:
A. Fog B. Air C. Oxygen D. None of these
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
Global Warming leads to:
A. Water shortage B. Intense storm damage C. Drought D. All of these
Poisonous substances that can be present in industrial wastes does not contain:
A. Phosphate B. Nitrates C. Oxygen D. Mercury and lead
Which of the following components include he physical element of the environment?
A. Climate and temperature B. Water bodies and humidity C. Landforms and air D. All of these
Sediments in water blocks the:
A. Ethane B. Sunlight C. Carbon dioxide D. Oxygen
The amount of solar radiation reaching the surface of earth is known as:
A. Solvents B. Solar flux C. Reflected light D. None of these