(Papers) CISCE : Download Class XII Exam Papers-2018 (INDIAN MUSIC HINDUSTANI)
INDIAN MUSIC HINDUSTANI :
Subject : INDIAN MUSIC HINDUSTANI
Year : 2018
Class : 12
Duration : 3 Hour
Instruction :
(Candidates are allowed additional 15 minutes for only reading the paper.
They must NOT start writing during this time.)
Answer five questions in all, choosing two questions from Section A and either three
questions from Section B (Vocal or Instrumental)
or three questions from Section C (Tabla).
The intended marks for questions or parts of questions are given in brackets [ ].
Question 1 [14]
Write in complete notation any one of the following:
(a) A Madhya laya Khyal or a Massetkhani Gat in Shaadhav sampoorna jaati Raga with three Alaps and three Taan or Todas set in the composition.
(b) A Bada Khyal in vilambit Ektaal or a Gat in Sampoorna Jaati Raga with two Alaaps set in the composition.
(c) Two Laggis in Kaharawa and one Chakkradhar Tukda in a Tishra Jaati Taal.
(d) Four Kisme in Kaharawa and Four Kisme in Dadra.
Question 2 [14]
Write an essay (not exceeding 200 words) on any one of the following:
(a) Excellence in music is attained only through devotion.
(b) Role of electronic media in promoting music.
(c) Effect of Naad and Kolahal on humans as well as animals and plants.
(Papers) CISCE : Download Class XII Exam Papers-2018 (HOME SCIENCE)
HOME SCIENCE :
Subject : HOME SCIENCE
Year : 2018
Class : 12
Duration : 3 Hour
Instruction :
Answer all questions from Part I and five questions from Part II.
All working, including rough work, should be done on the same sheet as the rest of the answer.
The intended marks for questions or parts of questions are given in brackets [ ].
Question 1 [10x2]
(i) State two reasons why frying is not recommended as a method of cooking for people recovering from illness.
(ii) Explain the term special diet.
(iii) State any two health hazards due to bacterial contamination of food.
(iv) Mention the importance of vinegar in food preservation industry.
(v) State any two advantages of dry cleaning clothes.
(vi) Name two foods that should be avoided during diarrhoea.
(vii) Differentiate between incidental adulteration and intentional adulteration.
(viii) List two common symptoms of drug abuse.
(ix) State the role of liming in increasing the nutritive value of food.
(x) State two factors to be kept in mind while choosing clothes for the rainy season.
(Papers) CISCE : Download Class XII Exam Papers-2018 (FASHION DESIGNING)
FASHION DESIGNING :
Subject : FASHION DESIGNING
Year : 2018
Class : 12
Duration : 3 Hour
Instruction :
Answer five questions, choosing at least two from Section A and two from Section B.
Use illustrations/sketches/diagrams wherever necessary.
The intended marks for questions or parts of questions are given in brackets
Question 1
(a) Explain the importance of textile industry to the economy of India. [7]
(b) Write in detail about the components of serviceability of textile products, with reference to aesthetic and comfort aspects. [7]
Question 2
(a) Classify the natural fibres and write short notes on their properties and uses. [7]
(b) Discuss the secondary properties of textile fibres. [7]
Question 3
(a) Write short notes on the following chemical spinning types, used for making filament yarns:
(i) Dry spinning method. [3½]
(ii) Wet spinning method. [3½]
(iii) Melt spinning method. [3½]
(b) Write a short note on the advantages of blends. [3½]
(Papers) CISCE : Download Class XII Exam Papers-2018 (ENVIRONMENTAL SCIENCE)
ENVIRONMENTAL SCIENCE :
Subject : ENVIRONMENTAL SCIENCE
Year : 2018
Class : 12
Duration : 3 Hour
Instruction :
Answer Question 1 (compulsory) from Part I and five questions from Part II, choosing
at least one question from each of the Sections A, B and C.
The intended marks for questions or parts of questions are given in brackets
Question 1
(i) Name any two ways by which a country can acquire carbon credits. [2]
(ii) Give any two ways to achieve local self-sufficiency. [2]
(iii) What is meant by ecological foot print? [2]
(iv) Differentiate between copyright and trade secret. [2]
(v) Distinguish between the two schools of thought based on Marx’s view on environment. [2]
(vi) Give any two examples of ex-situ conservation. Also, name any two biosphere reserves of India. [2]
(vii) Name any four types of traditional rain water harvesting systems. [2]
(viii) Explain briefly any two biological indicators of soil quality. [2]
(ix) What are bio-fertilizers? Give any two examples of bio-fertilizers. [2]
(x) Give two ways by which women’s employment regulates population. [2]
(Papers) CISCE : Download Class XII Exam Papers-2018 (ELECTRICITY AND ELECTRONICS)
ELECTRICITY AND ELECTRONICS :
Subject : ELECTRICITY AND ELECTRONICS
Year : 2018
Class : 12
Duration : 3 Hour
Instruction :
Answer all questions from Part I (Compulsory) and five questions from Part II.
All working, including rough work, should be done on the same sheet as,and adjacent to the rest of the answer.
Mathematical tables and squared paper are provided.
The intended marks for questions or parts of questions are given in brackets [ ].
Question 1
With the help of a neat circuit diagram, explain the working of a full wave rectifier. [4] Question 2
(a) Name the component used for each of the following: [2]
(i) Filtration of electrical signal.
(ii) Amplification of electrical signal.
(b) Name an element for each of the following: [2]
(i) Pentavalent atom
(ii) Trivalent atom Question 3
Explain briefly how a zener diode works where there is increase in: [4]
(a) Load
(b) I/P voltage Question 4
(a) Write any two properties of insulation used in a cable. [2]
(b) State any two reasons why conductors are usually made up of copper, aluminium,or galvanised steel.[2] Question 5
Sketch a graph to show the plate characteristics of a triode. Also, state any two inferences drawn from the graph.[4] Question 6
Fill in the blanks choosing the appropriate word from those given in brackets.
Write the correct answer in your answer booklet.[4]
(a) A metal plate buried deep inside earth in any electrical installation is called_____.
(earthing, doping)
(b) A safety device used for preventing an appliance from damage is called _______.
(fuse, inductor)
(c) If a pure semiconductor is heated, its resistance will go _______. (up, down)
(d) A device used in regulated power supply to change the voltage is called________.
(transformer, capacitor)
(Papers) CISCE : Download Class XII Exam Papers-2018 (COMPUTER SCIENCE)
COMPUTER SCIENCE :
Subject : COMPUTER SCIENCE
Year : 2018
Class : 12
Duration : 3 Hour
Instruction :
Answer all questions in Part I (compulsory) and six questions from Part-II, choosing two questions from Section-A, two from Section-B and two from Section-C .
All working, including rough work, should be done on the same sheet as therest of the answer.
The intended marks for questions or parts of questions are given in brackets [ ].
Question 1
(a) State the law represented by the following proposition and prove it with the help of a truth table: [1]
P V P = P
(b) State the Principle of Duality. [1]
(c) Find the complement of the following Boolean expression using De Morgan’s law: [1]
F(a,b,c) = (bʹ + c) + a
(d) Draw the logic diagram and truth table for a 2 input XNOR gate. [1]
(e) If (~P => Q) then write its: [1]
(i) Inverse
(ii) Converse
(Papers) CISCE : Download Class XII Exam Papers-2018 (BIOTECHNOLOGY)
BIOTECHNOLOGY :
Subject : BIOTECHNOLOGY
Year : 2018
Class : 12
Duration : 3 Hour
Instruction :
Answer Question 1 (compulsory) from Part I and five questions from Part II.
The intended marks for questions or parts of questions are given in brackets [ ].
Question 1
(a) Mention any one significant difference between each of the following: [5]
(i) Reducing sugar and non-reducing sugar.
(ii) Triploids and haploids.
(iii) Lac operon and Trp operon
(iv) Blunt end and sticky end.
(v) Spectroscopy and colorimetry.
(b) Answer the following questions: [5]
(i) Who developed the microbe called super bug, which was designed to degrade spilled oil?
(ii) Name any two growth regulators used in a culture medium.
(iii) What is an apoenzyme?
(iv) How is the disease albinism caused?
(v) State any one limitation of gynogenesis.
(c) Write the full form of each of the following: [5]
(i) AFLP
(ii) SSBs
(iii) BAC
(iv) CIMAP
(v) PAGE
