NTA NET-JRF EXAM, June 2023 Paper II (HOME SCIENCE)

Total Questions: 100

21. "Reasoning doesn't belong to childhood but rather first appears in adolescence". These are the words of

Correct Answer: (a) Plato
Solution:

According to Plato, "Reasoning doesn't belong to childhood but rather first appears in adolescence".

22. The most common reason of egg spoilage, Rotting is caused by which species?

Correct Answer: (a) Pseudomonas
Solution:

The most common reason of egg spoilage in eggs is pseudomonas. The Pseudomonas fluorescens invade the egg shell content and multiply in the albumen and cause the green rotting

23. Gardner's eight frames of mind are

A. Verbal, Mathematical, Interpersonal
B. Bodily-Kinesthetic, Musical
C. Intrapersonal, Naturalist, Spatial
D. Synapse, Nutrition, Management
E. Non verbal, Sensory
Choose the correct answer from the options given below:

Correct Answer: (c) A, B, C only
Solution:

Gardner defines intelligence as a ‘‘bio psychological potential to process information that can be activated in a cultural setting to solve problems or create products that are of value in a culture.’’ Gradner's eight frames of mind (eight intelligence) are :

24. Which of the following parts of the sewing machine is situated on its bed?

Correct Answer: (b) Oscillating hook
Solution:

Oscillating hook is situated on the bed of sewing machine. Oscillating hook sewing machines have a hook, that instead of rotating in full circle, oscillates back and forth. It picks up the upper thread from the needle and carries it down around the bottom of bobbin cage.

25. Sakshar Bharat Abhiyan aims to improve

Correct Answer: (c) Raising literacy levels in the country
Solution:

Sakshar Bharat Mission was launched on 8 September, 2009 as a centrally sponsored scheme. Sakshar Bharat aims to improve the literacy level in the country. Sarva Shiksha Abhiyan (SSA) (2001) aims to improve elementary education in the country. It focuses on increasing enrolment. Samagra Shiksha Scheme aims to improve quality of education in school.

26. Issue involving the debate about whether development is primarily influenced by an organism's biological inheritance or by its environmental experiences is:

Correct Answer: (b) Nature - Nurture issue
Solution:

The nature nurture debate involves the extent whether development is primarily influenced by an organism's biological inheritance or by its environment experiences. Nature is what we think of pre-wiring and is influenced by genetic inheritance and other biological factors. Nurture is generally taken as the influence of extrnal factors.

27. Match List-I with List-II



Choose the correct answer from the options given below:

Correct Answer: (c) A-III, B-II, C-IV, D-I
Solution:

28. The table provides data for cellular phone usage for 1000 respondents of different age groups. The hypothesis that the proportions using cellular phones are same for different age groups will be tested using chi-suare analysis. The degrees of freedom for this analysis will be

Correct Answer: (c) 3
Solution:3

29. Possible causes of Type II error in hypothesis testing are-

A. Measurement error
B. N too small
C. P value too conservative
D. Treatment, effect not properly applied
E. P value too liberal
Choose the correct answer from the options given below :

Correct Answer: (c) A, B and D only
Solution:

Type II error occurs when one fails to reject a null hypothesis that is actually false. It is called false negative. Possible cause of type II error in hypothesis testing are :
• Measurement error
• N too small (N = sample)
• P value too liberal

30. Human Development is determined by

Correct Answer: (d) Biological, cognitive and socio-emotional process
Solution:

Human development is determined by biological, cognitive and socio-emotional process. Biological processes produce changes in an individual's physical nature.
Cognitive processes bring changes to the individual's thoughts, intelligence and language. Socio-emotional processes include change in the individual's relationship with other people, changes in emotion and change in personality.