Substances that cause pollution of air are called as air- pollutants or atmospheric pollutants. These are fine Primary Pollutants that contribute more than 90 percent of global air pollution. These fine pollutants are carbon monoxide (CO); Nitrogen oxides (NOx); Sulphur oxides (Sox) and particulates. These pollutants can be put into two broad categories A. Gaseous Pollutants, and B. Particulates.
Environment may be defined as ‘Complete range of various sets of external conditions comprising- physical, biological, and for human beings- cultural, economic and political conditions; in which human beings and other life forms exist in continuous interactions among themselves.
On the basis of his experiments of hybridization Mendel proposed following rules of heredity-1. Law of dominance, 2. Law of iseggregation and , 3.Law of Independent Assortment.
Living beings have many processes in common. Among all the common processes there is one very interesting and wonderful process…
Following principles and guidelines have been accepted for the control of different types of pollution- A. Prevention of entry into…
Living beings develop their population through reproduction. But reproduction is the process through which different traits appear in living beings. Variation is essential for evolution
Our natural resources are known to have some specific qualities of their own. These qualities are known as natural qualities. It is due to specific natural qualities that different natural resources have been useful to us and to the whole biosphere. But now, the condition has changed considerably. Most of our natural resources like air, water and soil have gone bad due to pollution of different types. What is pollution?
Sarhul is celebrated on Chaitra Shukla Paksha Tritiya, which is today. Yes, the great Festival of tribal people of Jharkhand which is called as Sarhul is today.
Some environmentalists define land pollution as – build up of toxic chemical compounds, salts, pathogens or radioactive materials in soil that can affect plant and animal life adversely, is called as soil pollution.
The gap between the rich and the poor has increased due to population growth. The rich people are exploiting more resources than poor people. Malnutrition is one of the most common effects of these problems. The poorest people in developing countries do not get adequate calories to develop their health properly.
Kurry plant is a tropical or sub-tropical plant. It taxonomically belongs to family Rutaceae
