Air masses generally move from:

Air masses generally move from: Low Pressure to High Pressure West to East Only High Pressure to Low Pressure North to South Only High Pressure to Low Pressure
LPG is mainly a mixture of: Methane and Ethane Helium and Neon Propane and Butane Oxygen and Nitrogen Propane and Butane
Smog, NO₂, SO₂ and dust are sources of: Secondary Pollution Primary Pollution Tertiary Pollution Natural Aerosols Primary Pollution
Which disease is related to metabolism? Malaria Diabetes Tuberculosis Influenza Diabetes
What is the end product of glycolysis? Pyruvate Glucose ATP Lactic Acid Pyruvate
Burning fossil fuels mainly results in: Emission of Oxygen Emission of Carbon Dioxide Emission of Nitrogen Emission of Water Vapour Emission of Carbon Dioxide
Biogas is mainly a mixture of: Ethane and Oxygen Propane and Carbon Monoxide Methane and Carbon Dioxide Butane and Nitrogen Methane and Carbon Dioxide
The energy reaching Earth from the Sun is produced by which reaction? Fission Reaction Combustion Reaction Chemical Reaction Fusion Reaction Fusion Reaction
Which of the following contains amino acids? Collagen Starch Glucose Cellulose Collagen
Comets move at their highest speed when they are: Far from the Sun In the Asteroid Belt Near the Sun In the Oort Cloud Near the Sun