Seven Hills Residential school, Sambalpur CLASS – X

Holiday Homework 2018 – 19

Computer

I. Somya wants to collect some information regarding the history of India.

(i) What is the fastest and easiest way of doing this that saves her efforts as well?

(ii) Write down the following steps in the correct order to show how Somya could find information

(a) Type Keywords

(b) Look at the list of websites starting at the top

(c) Look a search engine

(d) Click the search button

(e) Open the web browser.

II. Ram wants to attach a CD-ROM to an Email. Can it be possible? Also list some items that can be attached to an

Email. Discuss some elements of an Email Account.

III. The following sentences describe the term Web browser.

Web browsers are programs used to explore the (i) ________________. A web browser is an interface that helps a computer

user gain access to all the content that is on the Internet and the hard disk of the computer.

It can view (ii) ________________text documents, audio and video files, games etc. More than one (iii) ____________ can

Also be installed on a single computer. The user can navigate through files, folders and (iv) __________________ with the help of

a browser. When the browser is used for browsing (v) _________________ , the pages may contain certain links which can be

opened in a new browser. Multiple tabs and windows of the same browser can also be opened. An exam-ple of web

browser is (vi) _________________.

Fill in the above blanks with words from the list given below:

Internet , TCP , SMTP , Web pages , Websites , Photos ,Google chrome, Web browser , Images

IV. Short answer type questions

1. Give the names of five websites for locating someone online?

2. How can a word document be sent along with an E-mail?

3. What do you understand by downloading and uploading of files?

4. How multiple E-mail addresses are defined in To, Cc, BCC field?

5. What do you understand by Telnet?

6. When using a search engine to search, then would you use quotation marks around search terms?

7. Mention the FTP based communication channels.

8. Write short notes on

a. Information retrieval

b. E-groups

9. How is newsgroup different from E-mail messages?

10. Discuss the format of an E-mail message.

11. Name some Linux based e-mail client software.

12. Name some Linux based video conferencing software.

13. Name some Linux based FTP software.

14. What is the difference between a newsgroup and forums?

15. Broadly categorize E-learning.

16. Discuss the various forms of E-banking?

CLASS: X ENGLISH

LETTER WRITING

1. Write a letter to the publisher for ordering books for school library.

2. You are the games secretary of your school. Write a letter to Chabbra Sports Company, Railway Road, Ambala

requesting them to supply various sports goods.

3. Write a letter to Hotel Blue Bird, Manali complaining about the low quality of service that was offered to you while

you stayed at the hotel with your family on a holiday.

4. You are Kirti/Krishna of 56, Indrapuram, Bangaluru . You bought a new “VIP” washing Machine from M/S Rama

Electronics, commercial street, Bangaluru last week. The machine showed some malfunctioning as the clothes did

not rinse properly and the machine stopped abruptly. Write a letter to the dealer complaining about the same and

requesting him to change the machine as early as possible.

STORY WRITING

1. I got up in the middle of the night, I was sweating profusely………. Complete the story in 150-200 words.

2. Write a story in 150-200 words beginning with the following lines given with a suitable title.

‘Night before the zonal debate competition………. Everyone was fast asleep, while I was practicing ……………….

suddenly

ANSWER THE FOLLOWING QUESTIONS IN 30-40 WORDS

3. What had happened to the parents at the house of Nicola and Jacapo?

4. Although Nicola and Jacapo are young boys, the narrator refers to them as gentlemen. Why does he do so?

5. Why was Nicola’s tone put out even when the narrator was eager to help?

6. What difference do you find in the nature of the 2 brothers?

7. Who is Nimrod and why is his reference made in the story?

8. Why did Mrs. Packletide wish to kill a tiger?

9. What was Mrs.Packletide’s real reason for hosting a party in Luna Bimberton’s honour?

10. How did Ms. Mebbin manage to get her cottage?

11. Explain the lines “And the Sumac Tree was bowed with a breathless titled crowd’?

12. Why was the Frog’s joy both sweet and bitter?

13. Why did the frog scold the Nightingale?

14. Explain the living record of your memory?

15. How does time affect powerful rulers?

16. In what way is the poet stronger than powerful rulers?

17. What judgement does the poet talk in the ending couplet of this poem?

DO THE FOLLOWING FROM PRACTICE PAPER

READING SECTION: Do pages 21,23,25,27,29,31,33,35,37,39.

WRITING: Do pgs- 97,98,99,100,101,115,116,117,118,119,120.

GRAMMAR: Do pgs- 165,166,171,172,173,177,178,179,180,183,184,185,186,187,189,190,191,192

SOCIAL SCIENCE

1. DISASTER MANAGEMENT: PPT on how sustainable development can be used to prevent Natural disaster.

2. Identify 29 states and 7 Union Territories in the Indian Political map.

3. Identify the following countries in the world map

Germany, Belgium, England, Vietnam, China, Russia, USA and Spain.

4. Complete the following maps from Geography text book pages – 9, 28,54,59,61,72,77,89.

5. How are our modern industries using sustainable development to boost industrial production? Prepare a report on

any one industry.

Subject- Chemistry

1. Prepare a power point presentation on the topic ‘Types of Chemical Reaction’.

The presentation should be deposited in the CD along with the name and Roll No. of the student.

2. Perform the activity in your kitchen. Take a container and mix Baking soda and Vinegar. Observe the chemical reaction

carefully.

(i) Write proper observation and result.

(ii) Write the corresponding equation and identify type.

(iii) Write the inference drawn from the above activity.

OR

Buy pH paper from the nearby Chemist/Chemical shop and test the pH value of solutions given below in

The table. Record your observations. What is the nature (acids/bases) of each substance on the basis of your

observation? Also paste the corresponding pH strips .

Sl no. Solution Colours of pH Paper

Approx. pH Nature of Substance

1. 2. 3. 4. 5. 6. 7. 8. 9. 10.

Salvia(before meal) Salvia(after meal) Lemon juice Colourless aerated drinks Carrot juice Coffee Tomato juice Vinegar Baking soda Tap water

3. Write 20 Chemical equations. You can find these chemical equation from various sources like text book/

Reference book/internet etc.

(i) Write the name of each of the reactant and product underneath the equation.

(ii) Balance each of the Chemical equation and identify the types of reaction in each.

Subject- Biology 1. Name the following:-

(a) The process in plants that links light energy with Chemical energy.

(b) The cell organelles where photosynthesis occurs.

(c) Cells surrounds a stomatal pare.

(d) Organisms that Carrot prepares their own food.

(e) An enzyme secreted from gastric glands in stomach that acts on proteins.

2. “All plants give out oxygen during day and CO2 during night”Do you agree with statement? Give reasons.

3. How do the guard cell regulate opening and closing of stomatal pares?

4. The green plants are kept separately in oxygen free containers, one in the dark and other in containers

light. Which one well line longer? Give reason.

5. If a Plant is releasing CO2 and taking in CO2 during the day,does it mean that there is no photosynthesis occurring?

Justify your answer.

6. Leaves of a healthy potted plant were coated with Vaseline, will this plant remain healthy for long? Give reasons

for your answer.

7. Differentiate between artery and kein.

8. What are the adaptatuens of leaf for photosynthesis?

9. Why is small intestine in herbirases longer than in carnivores?

10. What will happen if mucus is not secreted by the gastric glands?

11. What is the significance of emulsification of fats?

12. What movement is perform when food is pass inside the alementary card?

13. Why does absasption of digested food occuss mainly in small intestine?

14. Why is rate of breathing in aquate organisms much faster than in terrestrial organism?

15. Why is blend circulation in human least called double circulation?

16. What is the advantage of leaving four chambered least?

17. Why do veins have thin hall as compared to arteries.

18. What will happen of platelets were abscat in the blood?

19. Why transpiration is important for the plants?

20. Name the energy currency in the leaving organisms when and where it is produced?

21. Mention major events of photosynthesis.

22. Explain the role of mouth in digestion of food.

23. Explain the path ways of oxidation of food in leaving organisms.

24. Describe the abmeatary canal of man.

25. Describe the flow of blood through heart of human beings.

26. Draw neat and labeled diagram of :-

(a) Guard cell.

(b) Chlezoplast

(c) Human digestive system.

(d) Human Heart.

(e) Structure of kidney

(f) Nephron.

Short Question:-

1. Give any two factures of stomata.

2. Which substance is absasbed in large intestive?

3. What are the end products of aerobic resperation?

4. What are the end products of anaerobic res’n?

5. What are the other name of following?

(a) Alveolar sac.

(b) Voice box.

6. Which equipment is used to facilitate breathing during sections breathing problem.

7. What is vital capacity of lungs?

8. Which organelles serves the function of excretion and asmoregrlation in Amoeka?

9. Name two conducting terse in plants.

10. What are the other name of :-

(a) R.B.C (c) Platelets.

(b) W.B.C

11. What makes the RBCs Red?

12. What is the function of lymphocytes cells?

13. Name the procedure used in the washing of an artificial kidney.

14. Define translocation of plants?

15. Name the exerelisy what of a kidney?

16. What are four tamps of teeth present in human beings.

17. Name the enzyme present in the saliva. What is its functions?

18. Expand the abbreviations NADP and RUBP.

19. Why is wine yellow in colour?

20. Why is glottis guarded by epiglottis?

21. Why vat-K essentials for clotting of blood?

22. Name two bile salts secreted by lever which brings about emulsification of fats.

23. Mention two differences between Pepsin and Lrypsin.

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