Get, detailed solutions to the questions of the chapter Strategies for Enhancement from NCERT textbooks. The objective is to helping students regarding the pattern of answering the question as per the cbse latest marking scheme.Cbse.jagranjosh.com provided you NCERT solutions for classes 12th math and science subjects.
Some questions of this chapter are given here
Q. Explain in brief the role of animal husbandry in human welfare.
Answer. Animal husbandry means agricultural practice of breeding and raising live stock. Animals like cows, hen, pigs, fish etc are grown for human benefits as their product like milk, flesh; eggs etc are consumed by humans. Proper care of animals are managed in terms of their feeding, breeding so that there population increases and more humans can get their products. As the population of human being is increasing day by day, animal husbandry should be done on larger scale.
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Q. If your family owned a dairy farm, what measures would you undertake to improve the quality and quantity of milk production?
Answer. Production of milk is directly dependent upon the quality of cattle breeds. Increasing the production is the main aim of dairy farm projects through various processes. Firstly, improved or high yielding varieties of cattle should be chose. The production of milk also depends on the local conditions like proper feeding, adequate water supply etc. Proper cleanliness and hygienic conditions should be maintained at place of cattle. Regular monitoring of cattle must be done to identify any kind of diseases and solve it as soon as possible.
Q. What is meant by the term ‘breed’? What are the objectives of animal breeding?
Answer. Special variety of animals within a species are called breed. Breeds look like similar to other members of species but they are more efficient in terms of producing animal products. Jersey cows are one of the examples in cows as they can produce much more amount of milk then normal cows. The objectives of breeding are as follows:
a) To increase the production of animal products.
b) To get the desired quality of animals.
c) To produce animals who are resistant to diseases.
