HOLIDAY HOME WORK CLASS X ENGLISH

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1 HOLIDAY HOME WORK CLASS X ENGLISH Q1. Prepare a project report on: - Life history and achievements of Shakespeare. (10-12 pages) Q2. Write articles on the following topics: - (i) Conservation of environment (ii) Women education Q3. Read the long reading text The Diary of a young girl (Anne Frank) during your vacations. Write character sketch of any two favourite characters. {Note: The homework should be done on A-4 size sheets, neatly bound in a folder} CLASS X PHYSICS & CHEMISTRY Note: Do the Holiday homework in a separate note book 1. Balance the following chemical equations (i) Ni(NO 3) 2 + NaOH 2 Ni(OH) 2 + NaNO 3 (ii) Pb(NO 3) 2 + Fe 2(SO 4) 3 Fe(NO 3) 3 + PbSO 4 (iii) BaCl 2 + Al 2(SO 4) 3 AlCl 3 + BaSO 4 (iv) H 2S + SO 2 S + H 2O 2. What is meant by Rancidity? Suggest 3 ways to prevent it. 3. When you mix the solutions of lead (II) nitrate & potassium iodide (i) What is the colour of the ppt formed? Name the compound precipitated out. (ii) Write the balanced chemical equation (iii) Is this also a double displacement reaction? 4. A copper coin was kept dipped in silver nitrate solution for a few days. What will happen to the colour of the solution? 5. Name the substance oxidised & reduced in the following reactions (i) 3Mno 2 + 4Al 5Mn + 2Al 2O 3

2 (ii) Fe 2O 3 + 3CO 2Fe + 3CO 2 (iii) 4Na + O 2 2Na 2O (iv) MnO 2 +HCl MnCl 2 + H 2O + Cl 2 6. Classify the following reactions into their type: (i) 2KNO 3 2KNO 2 + O 2 (ii) Zn +2AgNO 3 Zn(NO 3) 2 + 2Ag (iii) Ni(NO 3) 2 + 2NaOH Ni(OH) 2 + 2NaNO 3 (iv) MgO+ C CO + Mg 7. A current of 0.5 A is drawn by a filament of an electric bulbs for 10min. Find the amount of electric charge that flows through the electric circuit. 8. Calculate the amount of work done to carry 4C of charge from appoint at 100V to a point at 120V. 9. (i) Find the total resistance (ii) the total current across the circuit 10. Five resistors, each 3Ω are connected. Calculate the resistance between the two points (i) A and B (ii) between C and D. 11. Write the chemical formula of the following compounds. (i) Lime (ii) Nitric Acid (iii) Plaster of Paris (iv) Sodium acetate (v) Baking soda (vi) Washing soda (vii) Bleaching powder (viii) King of Chemicals (ix) Lime stone (x) Common Salt 12. Write the formula of acid and base used to form the given salts. (i) Potassium Sulphate (ii) Zinc Chloride (iii) Ammonium Chloride (iv) Barium Sulphate. 13. Write the name of acid present in the following. (i) Apple (ii) Curd (iii) Vinegar (iv) Lemon (v) Orange (vi) Bee sting (vii) Tamarind 14. Write the name of some (at least 10) chemical compounds that you use in your day to day life. Classify them as acids, bases and salts. 15. Name and explain two safety measures used in our household electric circuit.

3 SOCIAL SCIENCE CLASS-X Students are advised to undertake any one project on the following topics. The projet will be assessed out of 5 marks. 1.DisasterManagement (Book-Together Towards a safer india -part 3 CBSE) OR 2.Popular strenggles and movements (civics-ch-5) OR 3.Money and credit (Economics) Following points should be kept in focus while making the project:- (i).the project should be hand written. (ii).it should comprise of not more than 15 foolscap pages. (iii).the project should be neatly presented in a folder. (iv).use of eco friendly products. (v).use of colorful pictures. (vi).use of map wherever necessary. Mathematics Q.1 Do exercises 1.1 to 1.4 of chapter 1 (Real Numbers) from Exemplar book. Q.2 Do exercises 2.1 to 2.4 of chapter 2 (Polynomials) from Exemplar book. Q.3 Do exercises 3.1 to 3.4 of chapter 3 (Pair of Linear Equations in 2 variables) from Exemplar book. Q.4 Do exercises 8.1 to 8.3 of chapter 8 (Trignometry) from Exemplar book. Q.5 Make a short project of 5 to 6 pages on any one Indian Mathematician.

4 FOUNDATION OF INFORMATION TECHNOLOGY TOPIC : MS ACCESS Ques. 1 Answer the following questions: 1. Explain any four advantages of databases. 2. On which tab Run Query button is present? 3. To what length a memo and text field can store the data? 4. What happens when you enter numbers in Text data type field and text data in Number data type? 5. What do you mean by the term Data Redundancy in context of databases? 6. Write one example each of fields for which you would use Number Data Type and Date/Time Data Type. 7. Define the elements of a table. 8. Differentiate between: a. Flat File database and Relational database. b. Record and Fields c. Form and Report d. Design and Datasheet View Ques. 2 Write the steps for the following: 1. To set the Primary key 2. To sort on a field in an ascending order 3. To add a record in a table 4. To delete a record in a table 5. To delete a field in design view 6. To insert a field in between two fields in design view Ques. 3 a. Look at the table structure shown below and identify the unwanted field/fields: 1. Teacher Code Teacher Designation Teacher Name Address Roll no Date of Joining 2. Item_id Item Name Items in stock Phone Number Date of Purchase

5 b. Look at the fields of Bank Table. Write the data types you will select for each field: 1. Account No Account Name Type of Account Date of opening 2. Book Id Book Name Author Date of Publishing Ques. 4 Study the following data and answer the questions given below: Table Patient Name Patient_id Date of Admission Doctor_id Department Mohan P_101 21/1/ Heart Priya P_102 21/1/ Nero Suraj P_103 23/1/ Brain 1. Suggest the data types that should be used for each of the fields mentioned above. 2. Suggest a field from the above table, which can be set as a Primary Key. Note:-(Do Q 1 to 4 on A4 size sheets and arrange them in folder) PROJECT WORK Create a database in Ms-Access on any one of the following topics given below: a. Railway Database (Train and Passenger table) b. Library Database (Books and Member Table) c. School Database (Student Info and Teacher Info table) d. Bank Database (Customer and Bank Employee table) e. Store Management Database (Supplier and Product table) The project should include the following: a. Cover Page b. Certificate c. Acknowledgement d. Table design i.e. Design View of the table e. Records i.e. Datasheet view of the table

6 f. Queries (At least 2) (Both- Design view and the Output of Queries) Note:- (Project can be handwritten or computer printout arranged in a folder)