NTA UGC NET-JRF EXAM, June 2019 Paper II (HOME SCIENCE)

Total Questions: 100

1. The conversion ration of beta carotene to vitamin A (retinol) recommended by ICMR (2010) is

Correct Answer: (d) 1 : 8
Solution:The ICMR committee in recommended the conversion for 1 : 8 to convert retinol equivalent to βcarotene.
1 µg B-carotene = 0.12 µg retinol
1 IU of vitamin A = 0.3 micro gram of retinol equivalent.

2. An ideal quality fat good health is the one which maintains n-6/n-3 ratio of

Correct Answer: (a) 5-10
Solution:WHO suggest that the ratio n-6 : n-3 should be 5-10 is ideal for good health.
• n-6 (omega-6) is also known as linoleic acid and n-3 (omega-3) is also known as linolenic acid.

3. A diet rich in BCAA is given for which disease condition ?

Correct Answer: (b) Hepatic encephalopathy
Solution:

A diet rich in branched chain amino acid (BCAA) is given in condition of Hepatic encephalopathy.
Hepatic encephalopathy is a brain dysfunction with neurological and psychiatric changes associated with liver insufficiency or portal systemic shutting. BCAA are group of three essential amino acid leucine, isoleucine, isoleucine valine. BCAA increase protein metabolism and suppress progression to liver disease.

4. Government establishment such as hospitals, home for elderly generally adopt which of the following methods for purchasing of food and material?

Correct Answer: (d) Formal buying
Solution:

Government establishments such as hospitals, home for elderly generally adopt formal buying methods for purchasing of food and material. In formal competitive bid vendors with an invitation for them to quote prices, within a stated time, for the items listed.

5. Foods, supplements provided to athletes with the aim to improve sport performance are called :

Correct Answer: (c) ergogenic aids
Solution:

Food supplements provided to athletes with the aim to improve sports performance are called crgogenic acids. They are used to increase physical performance or enhance recovery from physical exertion. Ergogenic aid is classified into five categories

6. The foods cost in any foods service establishment whatever its size varies between :

Correct Answer: (a) 40-60 percent
Solution:Food cost in the ratio of a restaurants, cost of ingeadi..... and the revenue that those ingredients generate when in menu item is sold. The food cost in any foods service establishment varies between 40-60 percent.

7. Which of the following diseases is transmitted fecal-oral route?

Correct Answer: (c) Typhoid
Solution:

Thyphoid is transmitted through fecal-oral route. It is transmitted commonly through the consumption of drinking water or food contaminated with feces of people who have typhoid Tuberculosis transmitted through air.
Trachoma spread by skin to skin contact or by saliva or by touching a contaminated surface.

8. GRAS refers to

Correct Answer: (b) generally recognized as safe
Solution:GRAS is refers to Generally Recognized As safe. It is an FDA designation for individual chemicals or substances added to food products that are checked by experts and considered safe.

9. The loss of moisture from the get result in a condition, called

Correct Answer: (d) syneresis
Solution:The loss of moisture from the gel results in a condition called syneresis. In cheese making process, it allows the cheese maker to control the moisture content of the cheese.

10. Braising combines two methods of cooking. Tick the correct option from the list given

Correct Answer: (c) roasting-cum-frying
Solution:

NTA considered option 3. Braising is s technique that uses both dry heat and moist heat cooking method. So blanching cum roasting will be the right answer, blanching is a moist heat method of cooking roasting is dry heat method of cooking. The other three options are not combination of cooking method.