Animal Husbandry MCQ Question and Answer | Agriculture MCQ Question

Cold enrichment is required for the isolation of Listeria monocytogenes.
Monocytogenes is considered a Psychrotolerant bacterium due to its ability to grow at temperatures as low as -0.4°C. This tolerance to cold stress is responsible for the frequent detection of Listeria.
A culture technique employing cold enrichment at 4°C followed by selective enrichment and plating at higher temperatures (30°C) was used to isolate Listeria monocytogenes from faecal samples.

Cocoidiosis disease of poultry is caused by Protozoa.
Coccidiosis which is caused by the apicomplexan parasite of the genus Eimeria has seven known species that affect the different parts of the intestinal tract of chickens.
The disease which occurs by ingestion of sporulated oocyst has been associated with poor poultry management systems.

Protein along with some mineral matter is present in Colloidal state.
The colloidal state is a particulate phase, in which the particles range in. size from 1.0 nm to 10 nm, dispersed in a continuous phase, the dispersion medium.
Proteins are complex macromolecules with dynamic conformations. They are charged like colloids, but unlike colloids, charge is heterogeneously distributed on their surfaces.

To remove milk stone Acids are used.
Milk stones are hard body that forms in a mammalian udder. A layer of scale that forms on milk-processing equipment, mainly formed of cations of calcium and magnesium.
Milkstone acts as an insulator in milk-heating equipment, and if not removed regularly it will reduce the rate of heat transfer and consequently the heating capacity of the equipment.
Nitric acid is the most commonly used for stone removal and pH stabilization.

Estrogen, progestrone and relaxin hormones are secreted from Ovary.
Ovaries produce and release two groups of sex hormones, progesterone and estrogen. There are three major estrogens, known estradiol, estrone, and estriol. These substances work together to promote the healthy development of female sex characteristics during puberty and to ensure fertility.

Finest wool in Rajasthan is produced by Chokla.
There are approximately 41 million sheep in India, 0.51 million of which are made up of the Chokla population. This breed is generally found around Churu, Jhunjhunu, Sikar and bordering areas of the Bikaner, Jaipur and Nagaur districts of Rajasthan.
The Chokla is a comparatively fine-wool producing type among the Indian sheep. The wool produced by Chokla animals is heterogeneous in quality and generally mixed with the coarser fleece of other sheep for their utilisation as carpet wool.

The origin of Angora Breed of Dairy Goat is Turkey.
The Angora is a Turkish breed of domesticated goat. It produces the lustrous fibre known as mohair.
The Angora is a moderately small goat, standing about 50 - 55 cm at the withers. It is slender, elegant and light-framed, the head is small, with semi-lop ears.
The fleece taken from an Angora goat is called mohair. A single goat produces between four and five kilograms of hair per year. Angoras are shorn twice a year.

The gestation period of camel is 390 days.
Gestation is the period of development during the carrying of an embryo, and later fetus, inside viviparous animals. It is typical for mammals, but also occurs for some non-mammals. The time interval of gestation is called the gestation period.
The gestation period in camels is 390 days with average birth weight of 35 - 40 kgs. The adult camel weighs 450 - 750 kgs.

a. Salpingitis - Inflammation of the fallopian tube
Salpingitis is inflammation of the fallopian tubes, caused by bacterial infection. Common causes of salpingitis include sexually transmitted diseases such as gonorrhoea and chlamydia. Salpingitis is a common cause of female infertility because it can damage the fallopian tube.

b. Vaginitis - Inflammation of vagina
Vaginitis is an inflammation of the vagina that can result in discharge, itching and pain. The cause is usually a change in the balance of vaginal bacteria or an infection. Reduced estrogen levels after menopause and some skin disorders also can cause vaginitis.

c. Metritis - Inflammation of the uterus
Endometritis is inflammation of the lining of the uterus. Endometritis is a condition that causes inflammation of the lining of your uterus. It's caused by bacterial infections after surgical procedures, childbirth or from sexually transmitted infections.

d. Cervictis - Inflammation of the liver. It is not correctly matched.
Cervicitis is infectious or noninfectious inflammation of the cervix. Cervicitis can result from common sexually transmitted infections (STIs), including gonorrhea, chlamydia, trichomoniasis and genital herpes.

Ivermectin drug used as anthelmintic by producing its effect by gaba mediated hyperpolarization.
Ivermectin is in a class of medications called anthelmintics. It treats strongyloidosis by killing the worms in the intestines. It treats onchocerciasis by killing the developing worms.
The standard theory of its anthelmintic and insecticidal mode of action is that it is a selective positive allosteric modulator of glutamate-gated chloride channels found in nematodes and insects.