HW-CLASS XI

Shanti Gyan Niketan Sr. Sec. Public School

Holiday home work 2023-24 (Summer Break)

Class XI (Commerce)

 

English

 

  1. Read the Newspaper everyday and collect one good article/feature each related to the Elderly, Adventure , problems faced due to construction activities in Delhi-NCR , Environmental hazards and paste them in your registers.
  2. Watch Ted talks related to the Elderly, People with disabilities and Environment and express your opinion on the same (on any one) in about 100 words each.
  3. Read any of two the novels suggested below:

The Adventures of Huckleberry Finn by Mark Twain

1984…by George Orwell

To Sir with Love- E.R.Braithwaite

Great Expectations- Charles Dickens. Summarise any two of them in about 250-300 words each.

  1. Revise syllabus done in the class.

ACCOUNTANCY

 

  1. Make Notes of chapter one and two.
  2. Visit a Bank and watch the working of a bank. Collect the various form such as pay in slip, DD making form, cash withdraw form, FD making Form etc.
  3. Collect various Accounting source voucher. Paste them in a scrap book and write about them in short.
  4. Chapter 5 Q.NO. 5,6,810,12,15 ,16,17 to26. 5. Search any one activity for commerce week.

 

Business Studies

 

  1. Make a PPT/ Chart to describe10 Economic and 10 Non-Economic Activities.
  2. Explain the following Topics :–
    1. Features of Business
    2. Role of Profit
    3. Objectives of Business
  3. Make the mind maps of Chapter1 and 2.

Economics

  1. Explain welfare definition of Economics.
  2. Discuss the three main economic activities.
  3. Briefly discuss the nature of Economics.
  4. How is statistics important to study Economics.
  5. Explain any three functions of statistics.
  6. Statistical methods are no substitute for common sense. Comment with suitable example.
  7. What do you mean by Distrust of Statistics?
  8. Read news paper and find out five Economy based news . Cut and paste in file.Give your complete analysis on that news

Political Science

  1. Watch 10 episodes of the TV series “SAMVIDHAAN- The Making of the Constitution of India” directed by Shyam Benegal .
  2. Enlist any 5 less known facts about the Indian Constitution in your fair note book.
  3. PROJECT WORK:- Prepare a PPT and a Project File on the topic- ‘ LOK SABHA ELECTION 2019’  covering the  following points:
    1. Meaning of the term ‘Election’.
    2. Types of Elections.
    3. Total Phases and Key Dates of Lok Sabha Election 2019.
    4. Total number of Political Parties in India. Name and symbols of the National Political Parties of India.
    5. Member Parties of National Democratic Alliance (NDA) and United Progressive Alliance(UPA) in 2019 and now (Names only)
    6. Seat-sharing arrangement of the BJP led- National Democratic Alliance (NDA) and Congress led- United Progressive Alliance (UPA) for 2019 Lok Sabha Election.
    7. Compare the election Manifestos of Bharatiya Janata Party (BJP) and the Indian National Congress (INC) .
    8. New measures that Election Commission introduced for free and fair polls in 2019.
    9. On  a political map of India write number of Lok Sabha seats state wise.
    10. Result of the Lok Sabha Election 2019.

GENERAL INSTRUCTIONS FOR THE PROJECT WORK:

  1. Project must be of at least 12-15 pages. It should be hand written.
  2. The Project must include-
    1. A Cover/Front page having the School Logo, School name, Session,  Student’s Name ( Submitted By), Class and Section, and Name of the Subject teacher (Submitted To)
    2. Title Page with name of the Topic
    3. Acknowledgement
    4. Index
    5. Preface/ Introduction
    6. Content (The above mentioned points must be explained.) the Project must be supported with newspapers or magazine cuttings, pictures from internet, comparative graphs, map etc.)
    7. Conclusion
  3. Do the given assignments of Ch:3 election and representation in  notebook 

PHE

  1. Physical fitness test administration ( SAI Khelo India Test, Brock port physical fitness test (BPFT) From Uunit-6.
  2. Procedure for asanas benefits and contraindications for any two asanas for each life style disease ( Asthma, Obesity, Hypertension, Diabetes and Back-pain) from the chapter - Yoga.
  3. Any one IOA recognised sports/ game of choice. Labelled diagram of Field and Equipment. Also mention it’s Rules Terminologies and skills. Note:- Students you can take help from YouTube or Google.

All work should be done in PHE practical file (Xl Class)

 

INFORMATICS PRACTICES

  1. What is the role of CPU in a computer system? Explain its different components.
  2. What is the difference between RAM and ROM? Explain the purpose of each in a computer system.
  3. What is an operating system? Explain its role in a computer system.
  4. Explain the role of input and output devices in a computer system. Give examples of each.
  5. What is cache memory? Explain its importance in a computer system.
  6. Explain the difference between primary memory and secondary memory.
  7. What are the different types of software in a computer system? Explain their roles.
  8. When was Python released?
  9. Who developed Python?
  10.  Python got its name from which show?
  11.  Python is an interpreted language?. What does it mean to you?
  12. What does a cross platform language mean?
  13. In how many ways, can you work in Python?
  14. What is the difference between Interactive mode and Script Mode in Python?
  15. What are the advantages of Python?
  16. What are the limitations of Python?
  17. What is token?
  18. Which token are used in python?
  19. Identify the types of the identifier of the following: 15.859, 125, True, ‘True’, False, ‘False’. 
  20. What are keywords? List five keywords used in python.
  21. What do you mean by identifiers? List the rules to specify an identifier.

History

 

  1. Compare Delhi and Andaman and Nicobar Islands during British rule.
  2. Write in brief about any  two historical monuments from Delhi and Andaman and

Nicobar Islands. Paste the pictures.

  1. Making of Cuneiform script/Seals
  2. Compare Cave paintings of Altamira with that of Bhimbetka.

 

Geography

  1. Compare the landscape formation of Delhi and Andaman and Nicobar Islands.
  2. Paste the pictures of Active Volcano in Andaman and Nicobar Islands and the frequency of earthquakes experienced in Delhi during the year 2022-23.
  3. Make the model of Solar System and Volcano.

 

PSYCHOLOGY

 

Q.1      Read the cases and answer the questions that follow. 

A. Ankit is a student of Class XI in Kendriya Vidyalaya. He is a student of Psychology. His teacher asked him to observe Psychosocial Motives behind group formation in his surroundings. He observed that some of students who were rank holders preferred to live in each other’s company. Another group of students was also there who excelled in sports. He further observed that Mr. Amit who is secretary of his society loves to influence, control, persuade, lead, and charm others and most importantly always try to enhance his reputation in the eyes of other people. 

(i)     Identify the Psychosocial Motive behind Group formation similarities?  

(a) Need for Affiliation 

(b) Need for Power 

(c) Need for Achievement 

(d) Curiosity and Exploration  

(ii)    What kind of Psychosocial Motive is being Exhibited by Mr. Amit? 

(a) Curiosity and Exploration 

(b) Need for Achievement 

(c) Need for Affiliation 

(d) Need for Power 

 (iii)  Often people engage in activities without a clear goal or purpose but they derive some kind of pleasure out of it. This shows Psychosocial Motive based on 

(a) Need for Affiliation 

(b) Need for Power 

(c) Curiosity and Exploration  

(d) Need for Achievement  

 

Q-2 Explore various Career Options with psychology. Prepare a catchy presentation in notebook.

 

Q-3 Write an article on Positive Psychology in 300 words.

 

 

Shanti Gyan Niketan Sr. Sec. Public School

Holiday home work 2023-24 (Summer Break)

Class XI (Science)

 

English

 

  1. Read the Newspaper everyday and collect one good article/feature each related to the Elderly, Adventure , problems faced due to construction activities in Delhi-NCR , Environmental hazards and paste them in your registers.
  2. Watch Ted talks related to the Elderly, People with disabilities and Environment and express your opinion on the same (on any one) in about 100 words each.
  3. Read any of two the novels suggested below:

The Adventures of Huckleberry Finn by Mark Twain

1984…by George Orwell

To Sir with Love- E.R.Braithwaite

Great Expectations- Charles Dickens. Summarise any two of them in about 250-300 words each.

  1. Revise syllabus done in the class.

Chemistry

  1. Prepare an investigatory project on the following topics (this has to be neat and clean, use various colours to decorate the file)
    1. Study of presence of oxalate ions in guava fruit at different stages of fruit ripening.
    2. Study of quantity of casein present in different samples of milk
    3. Preparation of soyabean milk and its comparison with natural milk with respect to curd formation, effect of temp and taste.
    4. Study of effect of potassium bisulphate as food preservative under various conditions (temp, conc. Time)
    5. Study of digestion of starch by salivary amylase and effect of temp and PH on it
    6. Comparative study of the rate of fermentation of following material: wheat flour, gram flour,potato juice
    7. , carrot juice.
    8. Extraction of essential oils present in saunf (aniseed), ajwain (carum), illiachi (cardmom)
    9. Study of common food adulterants in fats, oil, butter, sugar, turmeric powder chilli powder and pepper.
    10. Or any other related topic.

Note : the above project shall be used up for xii final board exam so d it at your best)

Not more than 3 students in the class can repeat the topic so its roll no. wise project. First eight students will select the above topics in sequence and then the topic might be rechosen.

 

  1. Draw complete periodic table on a A4/A3 sheet and highlight s,p,d and f  block elements.
  2. Learn atomic no. at least up to atomic no. 30
  3. Learn functional group of all the compounds and general format of their common and IUPAC nomenclature
  4. Revise the covered syllabus
  5. Draw structure of all the compounds in chemical bonding as per VSEPR theory referring NCERT book.

Physics

  1. Write the following experiments in practical file (Follow the instructions given by Subject teacher while writing the experiments)

Section A

  1. To measure diameter of a small spherical/cylindrical body and to measure internal diameter and depth of a given beaker/calorimeter using Vernier Callipers and hence find its volume.
  2. To measure diameter of a given wire and thickness of a given sheet using screw gauge.
  3. To determine volume of an irregular lamina using screw gauge.
  4. To determine radius of curvature of a given spherical surface by a spherometer.
  5. To find the weight of a given body using parallelogram law of vectors.

Section B

  1. Using a simple pendulum, plot its L-T2 graph and use it to find the effective length of second's pendulum.
  2. To study variation of time period of a simple pendulum of a given length by taking bobs of same size but different masses and interpret the result.
  3. To study the relationship between force of limiting friction and normal reaction and to find the co- efficient of friction between a block and a horizontal surface.
  4. To find the downward force, along an inclined plane, acting on a roller due to gravitational pull of the earth and study its relationship with the angle of inclination θ by plotting graph between force and sin.
  5. To find the force constant of a helical spring by plotting a graph between load and extension.\

 

  1. Make a chart on any Physics Topic from syllabus of class 11th or 12th.
  2.  Solve the following assignment in Fair notebook
  3. Name the physical quantities whose dimensional formulae are as follows:

(i) ML2T-2 (ii) MT-2     (iii) ML-1T-2    (iv) ML2T-3

  1. Define dimensional formulae of the following:

(i) Power         (ii) Gravitational constant       (iii) Planck’s Constant

(iv) Coefficient of viscosity                (v) Surface Tension

  1. Find the value of 120 J/min on a system that has 100 g, 100 cm and 1 min as the base unit.
  2. Convert one dyne into Newton.
  3. If the units of force, energy and velocity are 20 N, 200 J and 5 m/s, find the units of length, mass        and time.
  4. Test the dimensional consistency of the following equations:

(i) v = u + at    (ii) s = ut +0.5at2         (iii) 0.5mv2 = mgh     

  1. Find the dimensions of a*b in the relation: F = a +bt2, where F is force, x is distance and t is time.
  2. Find the dimension of a, b, c and d if the distance covered by a particle in time t is given by                      x = a+bt+ct2+dt3.
  3. A planet moves around the sun in nearly circular orbit. Its period of revolution ‘T’ depends upon:                (i) radius ‘r’ of the orbit (ii) mass ‘M’ of the sun and (iii) the gravitational constant ‘G’.Show dimensionally that T2α r3. Taking the proportionality constant as 2π, write the expression for T.
  4.  The frequency ‘f’ of stretched string depends upon: (i) its length l, (ii) its mass per unit length ‘m’ and (iii) the tension ‘T’ in the string. Obtain dimensionally an expression for frequency ‘f’.
  5. The escape velocity v of a body depends upon (i) the acceleration due to gravity of the planet and (ii) the radius of the planet R. Establish dimensionally the relationship between v, g and R.
  6. State the number of significant figures in the following measurements:  

(i) 0.009m2      (ii) 5.049         (iii) 0.02800 m            (iv) 1.27*1027 kg         (v) 0.05090 cm

  1. Define (i) error            (ii) accuracy     (iii) precision (iv) significant figures.
  2. 5.74 g of a substance occupies 1.2 cm3. Express its density keeping significant figures in view.
  3. Solve the following and express the result to an appropriate number of significant figures

 (i) Add 7.1 cm,5.66cm and 14.89 cm            (ii) 80.5*132.5*0.10 m3.

  1. The number of particles given by   n = -D (n2-n1)/(x2-x1); are crossing a unit area perpendicular to x- axis in unit time, n1 and n2 are the number of particles per unit volume for the values of x meant to be x1 and x2. What is dimensional formula of diffusion constant D?     
  2. Derive the following relationships using dimensions: (a) The velocity ‘v’ of a wave along a plucked string depends on the tension ‘T’ in the string, its length ‘l’ and the mass ‘m’ of the string. (b)The terminal velocity ‘v’ of a steel sphere moving under gravity through a viscous liquid depends on the weight of the sphere ‘mg’, the coefficient of viscosity ’η’ and the radius of the sphere ‘r’.  

 

 

 

Biology

  1. Do NCERT exercise question of chapter “Cell: the unit of life”.
  2. Complete the following experiments in the practical file. Get the details of the file from your subject teacher

Experiments to be completed in the experiment notebook

  1. Study of the parts of a compound microscope.
  2. Study of mitosis in onion root tip cells from permanent slides.
  3. Test for the presence of sugar, starch, proteins and fats in suitable plant and animal materials.
  4. Study and describe locally available common flowering plants, from family Solanaceae (Poaceae, Asteraceae or Brassicaceae can be substituted in case of particular geographical location) including dissection and display of floral whorls, anther and ovary to show number of chambers (floral formulae and floral diagrams), type of root (tap and adventitious); type of stem (herbaceous and woody); leaf (arrangement, shape, venation, simple and compound).
  5. Preparation and study of T.S. of dicot and monocot roots and stems (primary).
  6. Study of osmosis by potato osmometer.
  7. Study of plasmolysis in epidermal peels (e.g. Rhoeo/lily leaves or flashy scale leaves of onion bulb).
  8. Study of distribution of stomata on the upper and lower surfaces of leaves.
  9. Comparative study of the rates of transpiration in the upper and lower surfaces of leaves.
  10. Test for the presence of sugar, starch, proteins and fats in suitable plant and animal materials.
  11. Separation of plant pigments through paper chromatography

 

NOTE: Things to take care while preparing the file

  • Write Aim, Principle, Requirements, Procedure, Result and Precautions on Right Hand Page (Ruled Page) of your file.
  • Observation Table, Diagrams, Graph, should be on the Left-Hand Page (Blank Sheet)
  • Each and every diagram should be well labelled and drawn with pencil only.

 

 COMPUTER SCIENCE

Note: Do your holiday homework in a small notebook

  1. What is the role of CPU in a computer system? Explain its different components.
  2. What is the difference between RAM and ROM? Explain the purpose of each in a computer system.
  3. What is an operating system? Explain its role in a computer system.
  4. Explain the role of input and output devices in a computer system. Give examples of each.
  5. What is cache memory? Explain its importance in a computer system.
  6. Explain the difference between primary memory and secondary memory.
  7. What are the different types of software in a computer system? Explain their roles.
  8. Convert the binary number 101010 into its decimal equivalent.
  9. Convert the decimal number 255.56 into its binary equivalent.
  10. Convert the hexadecimal number 3A into its decimal equivalent.
  11. Convert the decimal number 203 into its hexadecimal equivalent.
  12. Convert the octal number 736 into its decimal equivalent.
  13. Convert the decimal number 82.50 into its octal equivalent.
  14. Convert the binary number 1110.1001 into its hexadecimal equivalent.
  15. Convert the hexadecimal number FFFF into its binary equivalent.
  16. Convert the octal number 574 into its binary equivalent.
  17. Convert the binary number 10111001 into its octal equivalent.
  18. Create a truth table for the expression A .(B+C)
  19. Create a truth table for the expression (A + B) .A’
  20. Write the Boolean expression for the given Boolean diagram.

  1. Make a chart on the following topics:
    • Basic components of computer system(Roll Number 1-13)
    • Types of software(Roll Number 14-24)
    • Laws of Boolean algebra(Roll Number 25-39)

 

PHE

  1. Physical fitness test administration ( SAI Khelo India Test, Brock port physical fitness test (BPFT) From Uunit-6.
  2. Procedure for asanas benefits and contraindications for any two asanas for each life style disease ( Asthma, Obesity, Hypertension, Diabetes and Back-pain) from the chapter - Yoga.
  3. Any one IOA recognised sports/ game of choice. Labelled diagram of Field and Equipment. Also mention it’s Rules Terminologies and skills. Note:- Students you can take help from YouTube or Google.

All work should be done in PHE practical file (Xl Class)

 

PSYCHOLOGY

 

Q.1      Read the cases and answer the questions that follow. 

A. Ankit is a student of Class XI in Kendriya Vidyalaya. He is a student of Psychology. His teacher asked him to observe Psychosocial Motives behind group formation in his surroundings. He observed that some of students who were rank holders preferred to live in each other’s company. Another group of students was also there who excelled in sports. He further observed that Mr. Amit who is secretary of his society loves to influence, control, persuade, lead, and charm others and most importantly always try to enhance his reputation in the eyes of other people. 

(i)     Identify the Psychosocial Motive behind Group formation similarities?  

(a) Need for Affiliation 

(b) Need for Power 

(c) Need for Achievement 

(d) Curiosity and Exploration  

(ii)    What kind of Psychosocial Motive is being Exhibited by Mr. Amit? 

(a) Curiosity and Exploration 

(b) Need for Achievement 

(c) Need for Affiliation 

(d) Need for Power 

 (iii)  Often people engage in activities without a clear goal or purpose but they derive some kind of pleasure out of it. This shows Psychosocial Motive based on 

(a) Need for Affiliation 

(b) Need for Power 

(c) Curiosity and Exploration  

(d) Need for Achievement  

 

Q-2 Explore various Career Options with psychology. Prepare a catchy presentation in notebook.

 

Q-3 Write an article on Positive Psychology in 300 words.

click here for Maths

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