SUMMER VACATION HOLIDAY HOMEWORK SESSION:-2018-19

1ST SHIFT

CLASS 12CHEMISTRY

1. Solve intext questions, exercise problems and previous years’ board questions (2009-2017) from unit I,II & III and on everyday basis.

2. Write short notes on:a) Denaturation of proteinsb) Invert sugar/inversion of sugarc) Tranquilizersd) Antibioticse) Analgesicsf) Antifertility Drugsg) Artificial sweetning agentsh) Synthetic detergentsi) Antiseptics and disinfectants3. Prepare the tabulated chart for the chapter Polymers.

Summer Holidays Homework-2018-19Class-XII A Subject: Physics

1) Solve all the questions of chapter 1, 2 and 3 have been asked in CBSE All India and Delhi Examinations 2015, 2016, 2017 and 2018.

2) Derive the following formulae and solve two numerical based on each formulaI. Electric field at a point on axial line of an electric dipole.

II. Electric field at a point on Equatorial line of an electric dipole.III. Torque on a dipole in uniform electric fieldIV. Electric field due to a line of charge using gauss’s lawV. Capacitance of a parallel plate capacitor with and without dielectric slab

VI. Energy and energy density of a capacitorVII. Write and prove electrostatic properties of conductors

VIII. Resistivity of the material of a wireIX. Find the electric potential on inner and outer surface of concentric conducting

shells of radii r1 and r2 with surface charge densities σ1 and σ2.X. Balancing condition of Wheatstone bridge

XI. Use of potentiometer to determine the internal resistance of a cell

Summer Holidays Homework-2018-19Class-XII C Subject: Physics

3) Solve all the questions of chapter 1, 2 and 3 have been asked in CBSE All India and Delhi Examinations 2015, 2016, 2017 and 2018.

4) Derive the following formulae and solve two numerical based on each formulaXII. Electric field at a point on axial line of an electric dipole.

XIII. Electric field at a point on Equatorial line of an electric dipole.XIV. Torque on a dipole in uniform electric fieldXV. Electric field due to a line of charge using gauss’s law

XVI. Capacitance of a parallel plate capacitor with and without dielectric slabXVII. Energy and energy density of a capacitor

XVIII. Write and prove electrostatic properties of conductorsXIX. Resistivity of the material of a wireXX. Find the electric potential on inner and outer surface of concentric conducting

shells of radii r1 and r2 with surface charge densities σ1 and σ2.XXI. Balancing condition of Wheatstone bridge

XXII. Use of potentiometer to determine the internal resistance of a cell

Accountancy Holidays Homework1. Complete Accounts Classwork copy 2. Comprehensive probem on partenership firm ( atleast 20 to 25 pages ) 3. Solve scanner questions (practical) from the book T.S. Grewal from chapter

1, 2 and 3 4. Prepare Accounting for Not For profit organization and Calculation of

Goodwill 5. Additional questions from chapter 1 and 2 from D.K Goel6. Complete Q1 to Q19 of chapter 3 ( Admission of Partner ) from D.K Goel

Note: Make a separate notebook for Holidays Homework

Business Holidays Homework1. Complete the Business studies classwork notebook 2. 10 Case Studies from each chapter

2 of 1 marks 2 of 2 marks2 of 3 marks 2 of 4 marks 2 of 5 marks

3. Prepare chapter 3 and 4 for monthly test 4. Do all the back questions from NCERT from chapter 1 and 3 5. Make a project on (any one) :

1. Principles of management2. Business environment

Class 12 D and E GEOGRAPHY – HOLIDAY HOME WORK

1) Read and learn chapter 3 , 4 , 5 6 , and prepare 10 question of 1 mark ,5 question of 3 marks and 2 question of 5 mark from these chapters And write their answers accordingly.

2) Map practice – on world map a) Major airports and major seaports b) Panama canal , Suez canal , Rhine and Danube river c) Continental railways- Trans- Australian, Trans- Siberian,

Trans- Canadian railways.d) Countries having high HDIe) Counties having low HDIf) Countries having high female populationg) Countries having low female populationh) Countries having high literacy rate i) Countries having low literacy ratej) Countries and their capitals

SUMMER HOLIDAY HOMEWORK

CLASS XII BIOLOGY

Q1. Do exercise (NCERT) of chapter 1,2,3.

Q2. Draw neat and well labelled diagram(minimum 6 labelling) of the following:

a) Anatopous ovuleb) Antherc) Seminiferous tubuled) Human sperme) Female reproductive tractf) Menstrual cycle

Q3. Make an investigatory project on any topic related to your syllabus and prepare a questionnaire from your topic including questions from previous year board papers (minimum questions 20).

Political Science

HOLIDAY HOMEWORK

1. Make a project file on International Organizations. 2. Read and Learn the following chapters:

i. The Cold War Era.ii. The End of Bipolarity.iii. US Hegemony in the World Politics.iv. Alternative Centres of Power.v. Contemporary South Asia.

SUMMER VACATION HOLIDAY HOMEWORK

CLASS XII HISTORY (shift I)

(2018-19)

Detailed Class Note Of Chapter One And Two ( Topic Wise) Reading The Following Chapters

1. Kingship, caste and class early societies (c.600 BCE – 600 CE)2. Thinkers, beliefs, and buildings cultural developments (c. 600 BCE – 600 CE)

Making comprehensive notes of above chapters. Passages of chapter one and two to be completed. Map practice – all location mentioned in chapter one. Previous paper questions of chapter one and two. (2009 to 2018)

Class XIIEconomics

• Prepare project work which is already selected by you (work should be systematic after correction).

• Solve 20 numerical’s from elasticity of demand in your homework note book.• Memorize and rewrite all the questions which are given to you for homework for

introduction, consumers equilibrium and demand in separate note book.• Prepare 5 short answer (3/4 marks) with answers from lesson introduction, consumers

equilibrium and demand. (Note questions should not repeat) in your homework notebook.

• Classwork and Homework should be complete in all manner, live index, syllabus, cover with name slip, complete work ( text, schedule and curve etc. ) .

CLASS XII

ENGLISH HOLIDAY HW