More than half of the population of the world comprises farmers. These farmers know that maintenance and conservation of natural resources are very important to sustain their livelihoods. However, the demand of more and more food due to exploding population and higher expectations for comfort and wealth forces these farmers to exploit more and more of the natural resources through the application of modern technology.
Dams have started drying in Ranchi, the capital of Jharkhand state of India.
ASSESSMENT: NCERT QUESTIONS WITH ANSWERS
The reflex action is an involuntary action which goes on automatically. We don’t have any control on this type of action. Walking, on the other hand is a voluntary action which can be controlled and modified by us.
A population is a group of individuals of a particular species occupying a particular area at a specific time.
Soil is the loose material that covers the land surface of the earth, supports the growth of plants and acts as a habitat for numerous organisms.
The technique of carbon fixation has been developed by Dr. Ram Swaroop Meena of Banaras Hindu University, U.P. – India who has potentized his technique entitled “Low cost Biochar with Integrated Nutrient Management”.
Fried and roasted food rush into our memory today because lock down has locked us inside. As a result the forgotten dishes are now being served on the table. Stuffed brinjal, stuffed lady’s finger, stuffed Shimla mirch, parval etc. taste double when fried. The maincourse items that were long banned in the kitchen are occupying their places on the dining table.
The food eaten by any one comprises many different components like – Carbohydrates, Proteins, fats, Minerals, and Vitamins and water. For humans and big animals water too has been accepted as a necessary component of food.
Though there are two basic types of leaves of monocotyledonous and dicotyledonous plants, we observe immense diversities in their arrangements, sizes, and shapes.
Some leaves are very short, as short as they cannot be seen through naked eyes where as there are big broad leaves that can form many umbrellas for small children.
Land management is the process of managing the use and development of land resources in rural and urban areas.
We have damaged ecosystems in the name of development. Wildlife too is facing danger. Our activities have impacted in such ways that animal population has fallen into a serious zone of danger.
A careful study and examination is necessary to understand the nesting behaviour of birds. Nests can be and should be studied only after the migration of birds. A scientific observation and careful study of nests reveals the secrets of the nesting concepts of these little architects (birds).
