Maharashtra Board Class 5 EVS Solution Chapter 12 – Food for All
Balbharati Maharashtra Board Class 5 EVS Solution Chapter 12: Food for All. Marathi or English Medium Students of Class 5 get here Food for All full Exercise Solution.
|Maharashtra Class 5|
Environmental Studies Solution
Food for All
(1) Ans: – In this case we should use natural Fertilizers, like green waste and animal dung. These natural fertilizers help in growing of the plant. And water nurse be used in right time.
(2) The purpose of storing food grain in our house is it can be used when needed.
(3) Find and Correct the incorrect Statement
(a) There are two methods of farming – Organic & inorganic.
(c) Use of improved seeds leads to higher yields.
(4) Answer the following Question:
(a) Improved seeds have a higher yield. They can resist pest attacks. Improved seeds are available in market. These are the advantaged of using improved seeds.
(b) Drip irrigation and sprinkle irrigation are the modern methods of irrigation.
(c) The ‘drip irrigation’ method makes use of pipes with holes. The ensures that the required amount of water drips only near the plants. Thus full use is made of the available water.
(d) Diseases and pest attacks are the reasons due to which growing crops are damaged.
(e) Insecticides and pesticides are sprayed on crops or certain chemicals are rubbed on the seeds before sowing.
(f) If the same crops are grown repeatedly in a field, the fertility of the soil diminishes.
(g) Modern technology leads to an increase in production and can reduce the production time and the efforts of farmers.
(h) Several methods are used to preserve food grain. The grain is dried well in the sun and filled on socks. The socks are then stocked in the house or after selling, in warehouses or shops. Stored grain can get damaged by rats and insects. Also, if the grain is stored in a closed or damp space, it catches fungus and becomes unfit for eating. To prevent such damages some natural elements or protective chemicals can be used.
(i) In drip irrigation method required amount of water drips only near the plants. Thus, full use is made of the available water.