P.G. Senior Secondary School
Captainganj , Kushinagar
Class-X
Holiday homework
English
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Science-
'Man proposes, God disposes' write a long para-graph on this topic with appropriate instances.(word unit 500)
'Strong faith can move Mountain' write an article on it in the reference of the lesson Two Gentleman of Verona'
Collect ten pictures of fast food ,paste them on papers and write their bad effect on the health of teenage.
Prepare the tense chart on a chart paper. with examples.
'All that gilleters is not gold 'explain this old saying .
Write the bio-sketch of your Honorable Director.
Computer
Write a report describing all the steps in detail involved in getting a computer connected to the Internet.
Using the following search engines, conduct a search for a topic (say environment). Google, Altavista, Dogpile,Ask
Conduct the following search and explain the results.
India
India and Pakistan
India and Pakistan cricket
India-Pakistan
India" Pakistan cricket".
Open a web browser on your computer. Type a valid URL in the address bar browser and press ENTER key or click at GO
button to initiate the browsing. Explain each step that takes places between you clicking at the GO button and the final
rendering of the received.
SECTION-
12. An iron salt 'X' on heating produces a brown coloured solid oxide 'Y' and releases suphur oxides. Identify X and Y. Which
type of reaction is this? Write balanced chemical equation for this reaction.
13. Identify the oxidizing agent and reducing agent in the following equation.
Fe2O3 +3CO2→2Fe +3CO2
14. Define Rancidity? Why potato chips should be kept in air tight containers?
15. Rewrite the following chemical equation in the balanced form
NH3+O2→ NO +H2O
5. A gas 'X' obtained from chlor-alkali process is used for preparing a compound 'Y' which is used for disinfecting drinking water.
1) Identify 'X' and 'Y'.
2) Write the chemical equation for preparation of 'Y' and 'X'.
3) Give uses of 'X' and 'Y'.
SECTION-B
16. Define and give units for each of the following:
(a) Electric current
(b) Potential difference
(c) Resistance
(d) Resistivity
(e)Work done
(f) Electric power
17. State Ohms Laws. How can it be verified experimently? Does it hold good under all conditions? Is it a Universal law?
Comment.
18. Two lamps one rated 60W at 220V and the other 40W at 220V are connected in parallel to the electric supply at 220V.
a) Draw a circuit diagram to show the connections.
b) Calculate the current drawn from the electric supply.
c) Calculate the total energy consumed by two lamps together when they operate for one hour.
4. What will happen when
a) Voltmeter is connected in series?
b) Ammeter is connected in parallel?
c) A parallel combination of two equal resistors is connected in series with a third resistor of resistance of 4 ohm if
the combined resistance of three resistor is 5 ohm, find the voltage across each of the parallel resistors.
5. Draws a schematic labeled diagram of a domestic wire circuit which includes
(a) Main fuse
(b) Power meter (c) One light point
(d) A fan
(e) Power Plug
SECTION-C
1. What is the fate of glucose in an animal's body?
2. Explain double circulation in human beings.
3. How is the amount of urine produced regulated?
4. Explain the process of phototropism.
5. Draw diagram of human respiratory system and label pancreas, liver and salivary glands in it.
Social Science1. Surf net and find out which commodities are exported from India and to which countries; Also find the list of imported
commodities in India and imported from which countries.
2. On political map of India locate the states where potential resources are found.
3. What is coalition government and how is it formed, express. Also find out which type of government is functioning at
central level.
4. learn one -one chapter from each section of History, Geography, Politics and Economics.
5. Prepare a case study on Nepal tragedy.
Maths1.
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Who is considered to be the first modern mathematician?
and also write his Biography.
Who was the first mathematician to give the approximate value of Π (pi)
Which is commonly accepted today?
Who introduced the idea of “Proof” in mathematics?
Hindi