Tag: evs

Questions Related to evs

Which of the following is not a correct match of animal and its habitat?

  1. Hydra vulgaris - Sea water

  2. Hydra gangetic - Fresh water

  3. Obelia - Sea water

  4. Physalia - Sea water


Correct Option: A
Explanation:

Hydra vulgaris - is freshwater hydra, Hydra gangetic - Fresh water hydra, Obeila - sea water, Physalia - sea water. 

Therefore, the correct answer is (A).

The examples of the biotic factors are

  1. Plants, animals and bacteria

  2. Soil, sunlight and fungi

  3. Plants, animals and soil

  4. Animals, sunlight and fish


Correct Option: A

Acclimatisation refers to 

  1. The changes the colour of the organism

  2. The changes that help the organism to fly

  3. The changes taking place in the body of the organism due to the change in the surrounding

  4. The changes that help the organism to crawl/glide


Correct Option: C

India is the largest exporter of ............... to the world.

  1. Milk and butter

  2. Meat and eggs

  3. Hides and skin

  4. Wool


Correct Option: C
Explanation:

Common commercial hides include leather from cattle and other livestock animals, alligator skin and snake skinAll are used for shoes, clothes and other fashion accessories. Animal hides are stretched, dried, and tanned. Most hides are processed from domesticated animals. India is the largest exporter of hides and skin to the world.

Therefore, the correct answer is option C.

Which one of the following is not an exotic breed of cow?

  1. Jersey

  2. Holstein-Friesian

  3. Sahiwal

  4. Brown Swiss


Correct Option: C
Explanation:
Sahiwal is not an exotic breed. It is a breed of zebu cattle, primarily used in dairy production, from the Sahiwal district of Pakistan, a dry region of Punjab which lies along the India-Pakistan border. They produce most milk of all zebu breeds, followed by the very similar Red Sindhi and Butana breeds. They are claimed to be tick-resistant, heat tolerant and resistant to parasites.
So, the correct answer is 'Sahiwal'.

In murrah average yield of milk is ______ liters during its lactation period

  1. 1500 to 2200

  2. 1600 to 2200

  3. 1800 to 2200

  4. 1900 to 2200


Correct Option: D
Explanation:

Murrah has a high milk yield of milk and gives about 1900 to 2200 liters of milk during its lactation period.

Diseases found in animal husbandry are ______________.

  1. Anthrax

  2. Foot and Mouth

  3. Mastitis

  4. All of the above


Correct Option: D
Explanation:

Explanation: Foot and mouth disease (FMD) is a highly contagious disease of cloven footed animalsincluding cattle, sheep, goat and pigs. This disease is endemic in India and producing serious economic losses to the country due to the ban on export of livestock products to other countries and reduced productivity of diseased animals. Anthrax -Synonyms: Splenic fever, fanshi, kalpuli Ban. It is an acute widespread infectious disease of all warm blooded animals specially cattle, buffalo, sheep, goat. It is communicable to man i.e. Zoonotic disease. It is soil-borne infection. It usually occurs after major climatic change. The disease is enzootic in India. Etiology: This disease is caused by bacteria called Bacillus authracis. Mastitis-denotes an inflanation of the udder, this disease is responsible for heavy financial losses to dairyman due to discarding of abnormal milk, reduced milk production and butter fat, decreased market value of cow and cost of drugs and veterinary services. In addition to this, the mastitic milk causes dreadly diseases like tuberculosis, brucellosis, sore throat, food poisoning etc. in human beings.

The milk yielding capacity of buffalo is 

  1. Three times more than cows

  2. Double than cows

  3. Four times more than cows

  4. None of the above


Correct Option: A
Explanation:

Indian buffaloes are important source of milk supply today and yield nearly three times as much milk as cowsThe average annual milk yield of a buffalo is 491 liters as against 173 liters of a cow in India. 

More than half of the total milk produced (55%) in the country was contributed by the 47.22 million milch buffaloes, where as the 57.0 million cows contribute only 45% of the total milk yield. Hence, option A is correct.

From old times, cattle are being used for which of the following purposes?

  1. Milk production

  2. To draw water from wells

  3. For production of biogas

  4. All of the above 


Correct Option: D
Explanation:

Cattle are domesticated animals from several thousands of years by humans. They do help us in several different ways. They are widely used for dairy production, that is for the production of milk. They provide us good manure, which can flourish the crops raised by humans. Cattle dungs were used as a fuel in ancient times. People used to travel on back of cattles even for a long distance and thus, helps in transport too.

Petrolatum is

  1. Animal wax

  2. Petroleum jelly

  3. Hard paraffin wax

  4. Vegetable wax


Correct Option: B
Explanation:

Petrolatum is soft paraffin wax. Waxes are esters of fatty acids with alcohol of high molecular weight instead of glycerol. They form water-insoluble coatings on hair and skin in animals and stems, leaves and fruits of plants.

Paraffin wax is obtained from petroleum. So, petrolatum is also known as petroleum jelly. It is used in cosmetics.
So, the correct answer is 'Petroleum jelly'.