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21
According to 1988 FAO statistics analysis on livestock population, India possesses . . . . . . . buffalo population
Discuss
Answer & Solution
Answer: Option C
Solution:
According to a 1988 FAO statistics analysis on livestock population, India possesses 20.8 million buffalo population.
The livestock census is conducted throughout the country periodically since 1919. The census usually covers all domesticated animals and head counts of these animals are taken. So far, 19 Livestock Censuses were conducted in participation with State Governments and UT Administrations.
The buffalo species originated in India. The present day domesticated buffaloes are the descendants of Bos arni found in wild states even today in north-eastern parts of India especially Assam and the surrounding areas.
22
Pasteurization kills
Discuss
Answer & Solution
Answer: Option B
Solution:
Pasteurization kills Bacteria spores alive.
Pasteurization is a process of food preservation in which packaged and non-packaged foods are treated with mild heat, usually to less than 100°C (212°F), to eliminate pathogens and extend shelf life.
The process is intended to destroy or deactivate microorganisms and enzymes that contribute to food spoilage or risk of disease, including vegetative bacteria, but most bacterial spores survive the process.
23
. . . . . . . . refers to the undescended condition of the testes into the scrotal sac.
Discuss
Answer & Solution
Answer: Option A
Solution:
Cryptorchidism refers to the undescended condition of the testes in the scrotal sac.
Cryptorchidism, also known as undescended testis, is the failure of one or both testes to descend into the scrotum.
It is the most common birth defect of the male genital tract. About 3% of full-term and 30% of premature infant boys are born with at least one undescended testis.
24
Browsing is common feature of
Discuss
Answer & Solution
Answer: Option D
Solution:
Browsing is common feature of Goat.
Browsing is a type of herbivory in which a herbivore feeds on leaves, soft shoots, or fruits of high-growing, generally woody plants such as shrubs.
The plant material eaten is known as browse and is in nature taken directly from the plant, though owners of livestock such as goats and deer may cut twigs or branches for feeding to their stock.
25
Efficiency of conversion of B-carotene to vitamin-A is in the order
Discuss
Answer & Solution
Answer: Option C
Solution:
The efficiency of conversion of B-carotene to vitamin-A is in the order: Rat > Poultry > Ruminants > Pig.
The efficiency of conversion is maximum in Rat, then in poultry, followed by Ruminants and pig respectively.
The vitamin A equivalency ratio for β-carotene to vitamin A is currently estimated as 12 : 1, by weight (12 μg β-carotene is equal to 1 μg retinol), for plant sources of β-carotene in a mixed diet.
26
Best method of milking is
Discuss
Answer & Solution
Answer: Option B
Solution:
The best method of milking is Full hand.
Milking is the act of removing milk from the mammary glands of cattle, water buffalo, humans, goats, sheep, and, more rarely, camels, horses and donkeys.
Hand milking is performed by massaging and pulling down on the teats of the udder, squirting the milk into a bucket.
The top of the teat is pinched shut between finger and thumb, trapping milk in the lower part, which is then squeezed by the other fingers, squirting the milk out through the hole in the tip of the teat.
27
Bacteria responsible for food poisoning
Discuss
Answer & Solution
Answer: Option D
Solution:
Bacteria are responsible for food poisoning Staphytococcus, Clostridium botulinum and Bacillus cereus.
Bacterial infections were thought to be more prevalent because few places could test for norovirus and no active surveillance was being done for this particular agent. Toxins from bacterial infections are delayed because the bacteria need time to multiply.
28
Seteria labiato-papillosa of cattle causing
Discuss
Answer & Solution
Answer: Option B
Solution:
Seteria labiato-papillosa of cattle causing lumber paralysis in sheep and goats.
Setaria labiatopapillosa can cause cerebrospinal nematodosis (lumbar paralysis) in sheep and goats, which is irreversible and often fatal.
Adult worms are long and slender measuring up to 12 cm in length. The mouth is surrounded by a protruding cuticular peribuccal ring forming four lips.
29
Which of the following animal is heat resistant?
Discuss
Answer & Solution
Answer: Option D
Solution:
Camel is heat resistant.
Camels and many other desert animals are uniquely adapted to conserve water and other fluids to survive intense heat for long periods.
The camel's thick coat insulates it from the intense heat radiated from desert sand, a shorn camel must sweat 50% more to avoid overheating. Also the camel's long legs help by keeping its body farther from the ground, which can heat up to 70°C (158°F).
30
Lactose in milk exists in the form of
Discuss
Answer & Solution
Answer: Option C
Solution:
Lactose in milk exists in the form of Solution.
Lactose is dissolved in the serum (whey) phase of fluid milk. It is dissolved in solution and is found in 2 forms, called the α-anomer and ß-anomer, that can convert back and forth between each other.
Lactose in milk is present in form of true solution and milk fat as an emulsion whereas milk proteins are dispersed as a colloid.