Images of a number of vegetables start sliding one by one just as a slide show on the screen of the mind as we enter into the winter session of the yearly cycle. These vegetables are very important to us not alone for their taste value but for their medicinal and health value as well. Here is an introduction of two of these vegetables.
In irrigated conditions 80 kg of Nitrogenous fertilizers, 30 kg of Phosphorus, 20 kg of Potassium and 20 kg of Sulphur fertilizers are recommended in one hectare of land for the linseed cultivation.
The application of scientific knowledge for practical purposes, especially in industry, is called as technology.
The population explosions of earlier and present days have already caused and are still causing serious impacts on the global environment. As for the biological environment, the human population has stressed most biological systems, comprising flora and fauna, as well as biological diversity.
Ocean is a vast natural resource of water. These have also been examined in the search for alternate sources of energy-generation. For example, gravitational pull, by sun and moon causes tides, in which sea level rises and falls, two times in 24 hours. When it rises, sea water may be diverted through suitable channels, to inshore reservoirs driving the turbines, during its entry.
Flowers are most beautiful and attractive parts of a plant. These contain reproductive structures- male and female. Flowers containing any one of these structures are known as unisexual whereas flowers containing both the reproductive structures are known as bisexual.
As environment is common heritage and property of all nations of the world, the science of environment should also combine relevant matter so as to promote the value and necessities of local, national and international co-operation in the prevention and solution of environmental problems across the globe.
The information received by a receptor at the end of a dendrite sets of a chemical reaction that creates an electric impulse.
Anything from which we can derive energy is called as a source of energy. Since all the life processes need energy, energy is most important for our survival.
Our body derives energy from the food we eat. Thus, the food we eat is the source of energy for our body. But this is not the whole story. We need energy for our growth and economic development as well.
