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

Total Questions: 100

71. Key concepts of system approach to management are -

A. A system can be open or closed.
B. One sub-system is not affected by other sub-system.
C. Every system has a boundary.
D. Holism is a core concept.
E. A system is not affected by macro environment.
Choose the correct answer from the options given below:  

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

System approach is one of the modern approach to management which emphasizes the concept of holism. Key concepts of system approach to management are :
A system can be open or closed : A close system is one where the factors outside the system do not affect the system open system is one wherein it both (inside and outside system) affects and is affected by the environment and interacts with its environment.
Every system has a boundary : It helps a system in determining where it ends and other system begins.
Holism is a core concept : This means no single part of the subsystem can be analysed independently without considering all parts together.

72. Arrange the following thinking skills from lower to higher order as per Bloom's taxonomy of objectives

A. Remembering
B. Applying
C. Creating
D. Evaluating
E. Understanding
F. Analysing
Choose the correct answer from the options given below:

Correct Answer: (d) A, E, B, F, D, C
Solution:

Thinking skills from lower to higher order as per Bloom's taxonomy of objectives are:−
• Remembering           • Understanding
• Evaluating                 • Analysing
• Applying                    • Creating

73. A 'Resource Map' developed during PLA helps to assess:

Correct Answer: (b) Spatial features of community settlement
Solution:

A resource map is tool that helps to learn about spatial features of community settlement (like fields and lands uses, water location, soil type and hills.) The primary concern is not to develop an accurate map but to get useful information about local perception of resource.

74. Match List I with II

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

75. 1000 K cal is equal to

Correct Answer: (c) 4.184 kj
Solution:

1 kcal = 4.184 kJ
1000 kcal = 4184 kJ
1 kJ = 0.239 kcal

76. Arrange the stages of cognitive development in sequence :

A. Formal Operational stage.
B. Sensorimotor stage.
C. Pre-operational stage.
D. Concrete operational stage.
Choose the correct answer from the options given below : 

Correct Answer: (a) B, C, D, A
Solution:

Correct sequence of stages of cognitive development is :
1. Sensory motor stage : During this stage, children primarily learn about their environment through their senses and motor activity.
2. Preoperational stage : At the age of two, children enter the preoperational stage, where their ability to use mental representations, rather than physical appearance of objects or people, improves greatly.
3. Concrete operational stage : The period starts from the age of 7 and lasts up to 12 years, child can focus on multiple aspects of a stimulus, they starts to understand the concept of reversibility.
4. Formal operational stage : At the age of 12 years, children enter the formal operational stage where they have ability to think abstractly.

77. Match List I with II

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

78. A window sill height from the floor of the room should generally be :

Correct Answer: (d) 70-80 cm
Solution:

A window sill is the shelf-like, flat piece of the window trim found at the base of the window. The window sill serves to structurally support and hold the window in place. A window sill height should generally be 70-80 from the floor of the room.

79. Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R

Assertion A : In Union dyeing, a fabric containing two or more generic fiber types can be dyed in a single uniform colour.
Reason R : A dye having affinity for both fibers is used to dye the fabric. In the light of the above statements, choose the correct answer from the options given below:

Correct Answer: (c) A is true but R is false/A.
Solution:

Union dyeing is suitable for fabrics containing two fibers to dye them in a single uniform colour, each dye is suitable for one kind of fiber in the blend. Different fibers may require different dyes to obtain same colour this may be done by putting the appropriate colour dye that is specific to each type of fiber into one dye bath.

80. Father of Milk revolution in India-

Correct Answer: (c) Varghese Kurien
Solution:

Varghese Kurien is known as Father of milk revolution.