Different purposes why animals used by man
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Answer:
1. Animals provide Milk: Milk is the daily essential product which is obtained only from animals. The animals that are used to extract milk are the cows, buffaloes, goat, camel and donkey. Milk obtained is used as a pat of daily diet, to make tea, coffee, ice creams, chocolates, sweets and also other products like baby foods.
2. Animal hair: Animal hair has a great demand. The hair from goat and sheep is used for making woolen clothing, shawls and blankets. Similarly Horse hair can be used for bristles in small paint brushes. Even fur of animals including the skin is used to make warm and attractive clothing.
3. Medicine extraction: Animals are used to extract useful medicinal molecules. Though in the recent times this method is mostly replaced by biotechnology, Still there are some drugs which are especially obtained from animals. Ex. Heparin an anti-coagulant is used to control clots in blood is obtained from ox lungs and pig intestines. Even insulin was previously isolated for diabetics from buffalo and pigs pancreatic cells. Similarly, we obtain vitamin-D from shark liver oil.
4. Meat: We consumes many animal’s meat in the part of diet. Though vegetarian diet is good for health, still we consume animal meat for individual reasons. Some of the animals used for the purpose are goats, sheep, camels, buffaloes (beef), pigs (pork), rabbits, fish and many more. Even we consume eggs from birds like hen, turkey etc. These are highly nutritious and beneficial to man.
5. Leather: Animals are a great source of leather. This leather is used for making foot wear, belts, wallets bags, furniture etc. The animals used for extracting their hide for leather include buffaloes, cows, ox etc. This leather is tanned and made suitable for making the above articles after obtaining it from animal hide. Articles made of leather are stylish, attractive and also durable.
Animal researchers are also involved in the discovery of further improvements in the yield of milk, meat and essentials.
6. For work and transport: Animals were widely used for transport.
Especially animals like horses, ox, he buffalo, donkeys, etc. In deserts, camel is specifically used. Now their use is limited to some parts of the world.
Washer men use the donkey to carry the clothes to the place of water for washing. Elephants are used to shift tree trunks and branches in the forests.
Similarly, animals like monkeys are trained to ward off birds near airports. Dogs are used to trace objects and people by exploiting their sense of smell. Hence dogs are commonly seen with police and military personnel as part of their operations.
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