NCERT Solutions For Class 12 Biology Strategies For Enhancement In Food Production

NCERT Solutions Class 12 Biology Chapter 9 PDF

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Food is defined as the edible and a potable substance which includes required amount of nutrients, including the proteins, carbohydrates, lipids, vitamins, and other essential minerals required by the body of an organism for their growth, development, repair, and other vital processes to maintain a healthy system. These food products include foods obtained from different sources, including plants and animals.
There are different strategies followed for the enhancement in food production for the human welfare. Listed below are some of them.

  • Animal Husbandry
  • Dairy Farm Management
  • Poultry Farm Management
  • Animal Breeding
  • Cross-breeding
  • Hybridization.
  • Fisheries
  • Vegetative propagations
  • Apiculture
  • Mutation Breeding
  • Tissue culture
  • Bio fortification
Class 12
Subject Biology
Chapter 9 Strategies For Enhancement In Food Production

Animal husbandry is the agricultural practice of breeding and raising livestock. As such it is a vital skill for farmers and is as much science as it is art. Animal husbandry deals with the care and breeding of livestock like buffaloes, cows, pigs, horses, cattle, sheep, camels, goats, etc.,that are useful to humans.Extended, it includes poultry farming and fisheries. Fisheries include rearing, catching,selling, etc.,of fish, molluscs (shell-fish) and crustaceans(prawns, crabs, etc.).Since time immemorial, animals like bees, silk-worm, prawns, crabs, fishes, birds, pigs, cattle,sheep and camels have been used by humans for products like milk, eggs, meat, wool, silk, honey, etc.the productivity per unit is very low. Hence, in addition to conventional practices of animal breeding and care, newer technologies also have to be applied to achieve improvement in quality and productivity.

Section Number Topics Covered Name
9 Animal Husbandry
9.1 Plant Breeding
9.2 Single Cell Proteins
9.3 Tissue Culture

Poultry is the class of domesticated fowl (birds) used for food or for their eggs. They typically include chicken and ducks, and sometimes turkey and geese.The word poultry is often used to refer to the meat of only these birds,but in a more general sense it may refer to the meat of other birds too.selection of disease free and suitable breeds, proper and safe farm conditions, proper feed and water,and hygiene and health care are important components of poultry farm management.Inbreeding refers to the mating of more closely related individuals within the same breed for 46 generations. The breeding strategy is as follows – superior males and superior females of the same breed are identified and mated in pairs.The progeny obtained from such matings are evaluated and superior males and females among them are identified for further mating.For more information on NCERT Solutions for Class 12 Biology, Chapter 9 Strategies for Enhancement in Food Production, check the solutions given below.

NCERT Solutions for Class 12 Biology Strategies For Enhancement In Food Production

Class 12 Biology Exercises

Class 12 Strategies For Enhancement In Food Production
Class 12 Strategies For Enhancement In Food Production
Class 12 Strategies For Enhancement In Food Production
Class 12 Strategies For Enhancement In Food Production
Class 12 Strategies For Enhancement In Food Production

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