Home Science Answer Key Set 13 (Q1-Q17) Humanities/Arts Notes | EduRev

Home Science Class 12 Model Sample Papers

Humanities/Arts : Home Science Answer Key Set 13 (Q1-Q17) Humanities/Arts Notes | EduRev

The document Home Science Answer Key Set 13 (Q1-Q17) Humanities/Arts Notes | EduRev is a part of the Humanities/Arts Course Home Science Class 12 Model Sample Papers.
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Q. 1. What four precautions are worth considering if you are going to soak clothes before washing ?
Ans : Precautions to be taken before soaking clothes are :
(i) White an d coloured cloth es should be soaked separately. There is a possibility of getting stained.
(ii) Towels, curtains etc. should be soaked in warm soap solution to avoid extra labour in washing.
(iii) Kitchen dusters should be boiled in soap solution for few seconds and then soaked separately.
(iv) Silk and woolen clothes should be soaked in cold water with appropriate detergent.
 

Q. 2. Give six reasons for investing in insurance schemes.
Ans :
(i) Investing in insurance provides economic protection to the family of the policy holder incase of untimely death.
(ii) It provides economic help in old age to policy holder.
(iii) Insurance schemes give high rate of interest.
(iv) Policy holder also gets tax relief on the paid up premium.
(v) Insurance schemes also have liquidity , i.e., one can take loan against the scheme.
(vi) Investing in insurance schemes helps in saving through easy, small installments in the form of premium.
 

Q. 3. Enumerate six ways by which food can get contaminated during cooking.
Ans : Food can get contaminated during cooking :
(i) If food is not washed thoroughly before cooking.
(ii) If one does not wash hands before starting cooking.
(iii) If one coughs and sneezes on the cooked food.
(iv) If someone cooks food with boils on his/her hands.
(v) Food gets contaminated if not cooked thoroughly and fo r sufficient time, the bacteria will not be killed.
(vi) Food gets contaminated if not cooked in clean utensils.

Q. 4. While buying a fabric for a comfortable nightsuit, what four qualities would you ensure in it.
Ans : While buyig a fabric for a comfortable nightsuit, following qualities should be ensured :-
(i) Soft texture
(ii) Air probability
(iii) Soft and pleasant colour.
(iv) Good conductivity
(v) Should be loose fitting.
 

Q. 5. Suggest two ways each of creating balance and emphasis in a frock.
Ans : Balance and emphasis can be created in a frock by following ways :-Balance
(i) Same size pockets on two sides of frock can create balance.
(ii) Balance can also be achieved through the use of colour.
Emphasis
(i) Beautiful patch on the frock can create emphasis by attracting the attention of others.
(ii) Embroidery of the yoke of the frock can also create emphasis.
 

Q. 6. The well water in the village is very muddy.
Educate the villagers to make filter using locally available materials.
Ans : Villagers should use four pitcher filtration method to filter water. They need four pitchers and a stand. Make hole in first three pitchers. Plug the hole in first three pitcher with muslin cloth. Second pitcher has charcoal and third pitcher has gravel and sand mixture. Pure water in first pitcher, muslin cloth will filter the water and charcoal of second pitcher will absorb smell from water. Gravel and sand mixture of third pticher will hold back bacteria. The muslin cloth on the mouth of  the fourth pitcher finally filters the water and water collects in the fourth pitcher which is now safe for drinking.
 

Q. 7. You want to buy a bed sheet. Write four qualities which would ensure that it is durable.
Ans :
(i) It should not be loosely wooven.
(ii) It should be wooven with a strong weave.
(iii) Colour should be fast.
(iv) It should be of durable fabric.

Q. 8. What are some of the malpractices of traders in area of weights and measures ? What are your duties as consumers in such case ?
Ans :
Malpractices
(i) Vendor may use stones instead of standardized weights.
(ii) He might stick a magnet at the base of the pan of weighing balance.
(iii) The pointer of his weighing balance might be missing.
(iv) The weights they use, may have hollow space.
Duties
(i) Ask him to use standardized weights and a proper weighing balance.
(ii) Inform the weights and measures department to take action against him.
 

Q. 9. Write four points you will keep in mind while selecting dress for your three year old nephew.
Ans : While purchasing a readymade dress for my three year’s old nephew. I should keep following things in mind :
(i) It should be soft and comfortable.
(ii) It should be loose to allow free movement of arms and legs.
(iii) It should have enough allowance to open because children grow very fast.
(iv) Dress should not be too expensive.
 

Q. 10. How does Polio spread ? Write symptoms of polio nad ways to prevent it.
Ans : Mode of spread — Contaminated food and water.
Symptoms :
(i) Headache and drowsiness.
(ii) Vomiting and diarrhoea.
(iii) Pain and tenderness of limb muscles.
(iv) Paralysis and crippling effects.
Prevention : Polio vaccine at the age of 1½  month, 2½ month. Booster dose is given between 16-24 months.
 

Q. 11. How does family structure affect the planning of meals ?
Ans :
(i) Age — Infants and children are growing, so they need more protein and calcuim. Old people need less fats.
(ii) Sex — Male require more nutrients than females.
(iii) Occupation and activity — Those family members who are sedentary workers need less calories than moderate and heavy workers.
 

Q. 12. Give for reasons to justify different types and sets of clothes for work place and a formal function.
Ans :
One should have different sets of clothes for work place and a formal function.
Formal Function — Clothes should be delicate, according to latest fashion, colour and design should be attractive.
Work Place — Clothes should be simple, sober and wrinkle free. They should be easy to maintian and wash and they should not be tight or too loose. They should be comfortable.
 

Q. 13. Enumerate the different milestones from birth to three years according to fine motor and gross motor skill ?
Ans : Milestones in motor development.
Age — Gross Motors Skill — Fine Motor Skill
0-3 months —Child lifts his chin and chest when lying on his stomach. —
3 months—Reaches for object but usually misses. —
4 months—Sits with support.
5 months —Grasps objects. — Uses fingers and palm to hold small objects.
6 months — Sits easily on a high chair, grasps dangling objects. — Uses palms to hold objects, can throw objects. 
7 months — Sits alone.
8 months — Gets self into sitting position.
9 months — Walks if both furniture, crawls on abdomen . — Uses his thumb and for finger to feed himself or to pick up objects.
10 months — stands holding hands are held, creeps on hands and knees. — Grasps dangling objects, can hold bottle.
11 months — Stands alone. —
12 months — Walks when led by hand. — Uses crayons to put marks on paper and then can scribble.
13 months — Walks alone, walks backward. — 18 months — Goes up and downstairs.
2-3 years — Runs, walks upstairs alone, jumps off floor, walks on tiptoe, jumps from chair. — Uses pencil easily, folds paper, uses scissors. etc.
The child can zip up the pant/ jacket.
 

Q. 14. What are the special needs of a mentally retarded children ?
Ans : Mentally retarded children are those who have not developed mentally. These children grow physically but mental growth is not there. Their special needs are as follows :—
(i) Let the children do their personal work, providing them help wherever necessary.
(ii) Such children should be educated and trained from the beginning.
(iii) They should be sent to school specially created for such children.
(iv) Teachers should also be trained properly to deal with these children.
(v) Their education should be according to their mental capability.
(vi) Sympathetic and encouraging environment should be given to mentally retarded children.
 

Q. 15. ‘Meal planning is both an art and a science’ Explain.
Ans : Meal planning is both an art and science. It is science in the wise choice of foods on the basis of their nutritive value to provide maximum nutrition to all members of the family.

It is an art in the skilful blending of colour, taste, flavour and texture in meals. The meals served in an attractive way stimulate one’s desire to eat. An individual salivates easily at the prospect of good taste.
 

Q. 16. What are the points to be considered while planning a diet for a pregnant lady ?
Ans : The points to be considered while planning adiet for a pregnant lady are :—
(i) Morning sickness during pregnancy like nausea, giddiness, etc. can be avoided by taking tea with some biscuits, rusks, etc.
(ii) Avoid fat rich and spicy foods in the diet to avoid problem of acidity.
(iii) More fibrous foods should be added in higher amount in the diet to avoid constipation.
(iv) Food must be served in a pleasant and tension free invironment to a pregnant woman.
(v) Alcoholic drinks and smoking should be avoided by the pregnant woman. These are harmful for the foetus.
 

Q.17.  Why should the kitchen be well-ventilated and well-lighted ?
Ans : Well-lighted kitchen will remove dampness besides killing some of the bacteria. A well-ventilated kitchen does not leave smell of  food odours. Insects and pests hide in dark dingy kitchen. A dry, well- lighted and clean kitchen will keep insects and pests away.

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