CROP PRODUCTION AND MANAGEMENT Class 8 Ncert SCIENCE PDF
CHAPTER 1 CROP PRODUCTION AND MANAGEMENT Paheli and Boojho went to their uncle's house during the summer vacation. Their uncle is a farmer. One day they saw some tools like khurpi, sickle, shovel, plough, etc., in the field. You have learnt that all living organisms require food. Plants can make their food themselves. Animals including humans cannot make their own food. So, where do animals get their food from? You already know that energy from the food is utilised by organisms for carrying out their various body functions, such as digestion, respiration and excretion. We get our food from plants, or animals, or both. Since we all need food, how can we provide food to a large number of people in our country? Food has to be produced on a large scale. In order to provide food for a large population, regular production, proper management and distribution is necessary. 1.1 Agricultural Practices Till 10,000 B.C.E. people were nomadic. They were wandering in groups from place to place i...