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DELHI PUBLIC SCHOOL NEWTOWN SESSION 2019-20 PRE BOARD EXAMINATION CLASS: X SUBJECT: HOME SCIENCE [SET B] FULL MARKS: 100 TIME: 2 HOURS Answers to this paper must be written on the paper provided separately. You will not be allowed to write during the first 15 minutes. This time is to be spent in reading the question paper. The time given at the head of this paper is the time allowed for writing the answers. ___________________________________________________________________________ Attempt all questions from Section A and any four questions from Section B. The intended marks for questions or parts of questions are given in brackets [ ]. This paper contains three printed pages. SECTION A (40 Marks) Attempt all questions from this Section Question 1 [5x2=10] (a) Mention any two points to be kept in mind while planning lights in rooms. (b) How do you calculate the power of a bulb for a room? (c) What is the advantage of having windows in a kitchen? (d) Name the three objectives of furnishing a home. (e) Define the term social development . Question 2 [5x2=10] (a) What do you mean by the term Gang Age ? (b) State the difference between credit card and debit card. (c) Why personal hygiene is important? (d) Name any four skin problems in Adolescent. (e) Mention two factors affecting the safety of food. Question 3 [5x2=10] (a) What is the role of phosphorus in our diet? (b) Define the term meal planning . (c) Why olive oil is recommended for cooking and salad dressing? B/1 (d) Suggest two home remedial measures to preserve cereals and pulses. (e) Name any two food items preserved by adding sodium benzoate. Question 4 [5x2=10] (a) How can you remove temporary hardness of water? (b) What do you mean by the term saponification? Name any two essential ingredients. (c) How can misleading advertisement cheat consumers? (d) Mention two steps to prevent incidental poisoning. (e) Name any two adulterants present in milk. SECTION B (60 Marks) Attempt any four questions from this Section Question 5 [3x5=15] Experiences at home are reflected in the personality development of children . In the above context explain: (a) The factors affecting the physical development of a child. (b) The relationship between socio-economic status of the family and the language development of a child. (c) The role of parents during adolescence. Question 6 [3x5=15] The school plays a vital role in the process of socialization . (a) Briefly describe the schools role in moulding an adolescent. (b) Enumerate the emotional concerns of adolescence. (c) How does positive and negative peer pressure influence teens? Question 7 [3x5=15] A consumer is exposed to several difficulties like exploitation and unfair trade practices. In the above context explain: (a) The objectives of consumer education. (b) The points to be kept in mind to overcome consumer related problems. (c) Any five consumer responsibilities. B/2 Question 8 [3x5=15] Durability of clothes depends largely on the care taken to launder them : (a) What are the properties of good laundry soap? (b) Discuss the advantages of applying stiffening agents. (c) What precautions can we take while applying blue to clothes? Question 9 [3x5=15] The choice of fixture and lighting reflects the intelligence of a home-maker. In the above context explain: (a) The points to be kept in mind while planning lighting in a house. (b) What is glare? How can it be controlled or avoided? (c) The kind of lighting to be provided in a living room and kitchen. Question 10 [3x5=15] Explain the following: (a) Importance of meal planning. (b) The factors affecting a family budget. (c) Causes of body odour. B/3
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