Environmental C...

Rotting garbage dumps and by fossil fuels or when vegetation is burnt, paddy fields, coal mines, large amounts of one of the following gases are released:

Avoiding burning of dry leaves and wood will help in reducing:

Which of the following is a macronutrient?

Increase in the global temperature increases the incidence of:

The formation of acid rain can be reduced:

Catalytic converters must be used in cars to reduce the effect of exhaust fumes on the atmosphere. The converter should contain one of the following main components:

Requirement of macronutrient per acre of the land is :

Three elements needed for the healthy growth of plants are:

Which of the following is not a secondary pollutant:

Residence time of methane in the atmosphere is: