Home Science Answer Key Set 16 (Q1-Q17) Humanities/Arts Notes | EduRev

Home Science Class 12 Model Sample Papers

Humanities/Arts : Home Science Answer Key Set 16 (Q1-Q17) Humanities/Arts Notes | EduRev

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Q.1. ‘Lack of quality in consumer products has become a major problem for consumers’. Elaborate this statement with the support of four examples. What are your rights in this context ?
Ans : Lack of quality in consumer products has become a major problem for consumers :
(i) Many varieties are available and many do not conform to the standards.
(ii) Consumers are ignorant they cannot differentiate between standard and substandard product.
(iii) Shopkeepers and  manufacturer sell substandard products by giving attractive packaging.
(iv) Consumer select the substandard product because it is with in their budget.
Our right in this context is ‘Right to choice’ - the consumer must be given adequate number of alternatives of reasonable quality so that they can choice the most appropriate item.
 

Q.2. Indicate the calcium and iron requirements of a pregnant and a normal woman. Give two reasons for the difference.
Ans : Requirement of pregnant woman are different from the normal woman. She needs more calories, iron, calcuim, protein, etc. because of the growth of foetus in her.
Pregnant women - Calcium - 1000 mg Iron - 38 mg
Normal women - Calcium - 400 mg Iron - 30 mg Reasons for the increased demand are :
Iron - is required for haemoglobin synthesis in the red blood corpuscles of foetus and also to maintain the concentration of mother’s blood.
Calcium - is required in greater amount for the formation of bones and teeth in the foetus and deficiency of calcium leads to decalcification of mother’s bone.
 

Q.3. One year old Rahul’s motor and social abilities match that of an average child. Support this statement with three examples each.
Ans : One year old Rahul’s motor and social abilities match that of an average child.
Rahul’s Motor abilities are :
(a) He is able to sit alone.
(b) He is able to get himself into sitting position.
(c) He is able to walk when led by hand.

Social abilities of Rahul are :
(i) He is able to differentiate between love and scolding.
(ii) Bond between the infant and the mother becomes stronger during this period.
(iii) Becomes possessive about his things i.e., toys, etc.
 

Q.4. Trace social development of a child from six months to two years.
Ans :
Social development of a child from six months to two years :-
A. At 6-7 months.
(i) They can distinguish between angry and friendly voices.
(ii) Develop special bond with the mother.
B. At 8-9 months.
(i) Attempts to imitate speech, gestures etc.
(ii) Shows fear of strangers - cry when strangers try to hold the child.
C. At 10-18 months.
(i) Becomes possessive of things belonging to parents or self.
D. At 1/2 years. (i) Gets over stranger anxiety.
E. At 2 years. (i) Co-operaters or help the adults in simple activities like dressing.
(ii) Indulges in individual play.

Q.5.  You have to buy fabric for your sofa. With an eye on easy maintenance, what four qualities would you look for in the fabric ?
Ans : Fabric for sofa should have following qualities :-(
i) Fabric should withstand high temperature and friction.
(ii) It shoud be easily washable.
(iii) It should be light weight.
(iv) It should be dyed colour fast.
(v) It should be wrinkle resistant.

Q.6.  List two sources of direct real income. In what way it is different from indirect real income.
Ans : Real direct income comprises of all those commodities and facilities which are available without the use of money. Two sources of Real direct income are :
(i) The family own endurable commodities, e.g., family can use to fulfil needs of all family members.
(ii) Community facilities like parks, library, etc.

Q.7.  With your knowledge of clothing and textiles, suggest four ways to supplement your family income.
Ans :
(i) We can open boutique.
(ii) We can take hobby classes.
(iii) We can prepare articles with tie and dye and block printing and sell them.
(iv) We can work in an export house.
(v) We can work as a dress designer.

Q.8.  Name a suitable chemical which can be used to purify drinking water while you are camping.
Ans : While camping, we can purify water by using chlorine tablets. Procedure of purifying water is :—
(i) Take a bucket of water and put 2— 3 tablets of chlorine tablets.
(ii) Leave it for sometime. It will kill all bacteria.
(iii) Transfer the top layer of water to another clean bucket.

Q.9.  Elaborate with example the meaning of harmony in a dress.
Ans : The relationship of all parts within a design or a apparel in known as harmony. Harmony can be achieved when there is a total blending of colours, design, texture, lines with the personality of the individual, Complete harmony means unified oneness, e.g., A crisp summer salwar suit can harmonise with delicate silver jewellery and neat plainted hair.

Q.10. Write four points you will consider while selecting a dress for an office going 50 year old woman who is short in height. Give reasons for your considerations.
Ans :
(i) Dress should have vertical lin es, it gives illusion of height.
(ii) Border should not be their in saree because border reduces the height.
(iii) Select same coloured dress and not contrast because same colour gives illusion of height.
(iv) Dress sh ould be comfor table an d allow easy movement as it is to be worn for the whole day.

Q.11.  Write four points you will keep in mind while selecting colour of a dress.
Ans
:
(i) The colour of the dress should depend on the age and sex of the wearer. Example, bright and grey colours suit children.
(ii) Season has a great effect on colours of the dress.
In summer, light and cool colours and in winter dark and warm colours are preferred.
(iii) Colours affect the size and shape easily. Warm colour increases the size and cool colour decreases the size.

Q.12. Trace language development from birth to three years of age.
Ans :
0-3 month —
Child communicates through crying when hungary or wet. He responds by cooing and gurgling when well fed.
4-6 month — He produces flat a-a sound like Pa-Ma, Ta, etc.
7-9 month — Child produces double flat sounds like Pa-Pa, Ma-Ma, etc. It is called babbling.
10-12 month — Child speaks two word sentences like baby-doll.
1-2 years — Child speaks 3 to 4 words sentences. He can speak about 50 words.
2-3 years He repeats the newly learnt words and behaves like parrot, reciting rhymes. Child can speak more than one language.

Q.13.  Ankur has got hurt with rusted nail. Name the disease he may suffer from. Write symptoms and prevention of the disease.
Ans : Ankur may suffer from Tetanus.
Symptoms :
(i) Fever accompanied with headache and restlessness.
(ii) Jaw muscles have spams that can cause tongue bites.
(iii) Difficulty in chewing and swallowing.
(iv) Locking of jaws.
(v) Back bend in the shape of ‘bow’.

Cause and Prevention :
(i) Provide treatment under doctor ’s supervision.
(ii) Keep cotton war ds between teeth to pr even t tongue bites.
(iii) After recover y, two more tetanus toxid sh ots should be given over the year.
(iv) DPT is a triple vaccine that provides protection against diptheria, pertussis and tetanus. It is given in three doses strating from six weeks of age at an interval of 4-6 years.

Q.14. What is package of services rendered by ICDS ? (25 Words, 3 Marks)
Ans :
Package of services rendered by ICDS.
(i) Supplement Nutrition. (ii) Immunization. (iii) Health check-ups and referral services. (iv) Nutrition and Health education. (v) Non-formal education.

Q.15. Discuss the effect of physical and personal factors on meals planned for a family.
Ans : Physical Factors — The physiological needs vary according to age, height, weight, sex and climatic conditions, etc.
(i) Age — The composition, consistency and quantity of food is affected with age. Small babies live on mother’s milk and milk formula. As they grow, they start eating foods of thicker consistency like suji kheer, etc. There is an increase in the variety of foods consumed as the children grow and their activity grow. 
(ii) Sex —The dietary intake differs among different sexes. Men and boys eat more than the women and girls. This difference is because men have higher metablic rate. Women’s body contain more fat and less active metabolic tissue.
(iii) Occupation and activity — This greatly influences the food intake.

Personal factors — Personal likes and dislikes influence the food intake to a large extent. Your stomach is full but when you see your favourite food on the table, you would have strong desire to eat that dish just because you like it. It is thus very clear that likes and dislikes influence food intake.
 

Q.16.  How weaning should be introduced ?
Ans :
While introducing new foods to infants diet, following points should be considered. "
(i) Introduce one food at a time. The second food should be introduced only when child is used to the first food. (ii) Always serve small amount of food to the child so that the may eat easily.
(iii) If the child dislikes a particular food try it again when child is hungry and try it in a new form.
(iv) Do not give rich and spicy food to the child. (v) Utensils used by the infant should be neat and clean and also attractive.

Q.17. Write five rules of hygiene in storage and preservation of food at home.
Ans :
Rules of  hygiene in storage and preservation of food at home.
(i) Always boil milk to kill bacteria before storage.
(ii) Highly perish able itmes like eggs, meat, etc., should be stored at low temperature in a refrigerator.
(iii) Fruits and vegetables are also perishable food items. They should also be stored at low temperature.
(iv) Pages of newspapers, books, copies, etc. should not be used for keeping food products, because ink can poison them.
(v) Use dry, airy, neat and clean tins for the storage of non-perishable foods like cereals, pulses, sugar, jaggary, etc. 

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