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(Fri) 22/5/20 CL-X
EVS, CH-7 Topic (Electricity in Demand)
Home Assignment.....
1) Is demand for electricity increasing? 2) Which country uses more electricity? 3) What is electricity mostly used for? 4) How is electricity mostly used for? 5) How is electricity helpful to us?
......(To be continued next class....)
ASSIGNMENT
1.Whatdoyouunderstandbytheterm acidandbases
2.Whatishydronium ion.Showtheionisationofsulphuricacid
3.Waterisneveraddedtoacidinordertodiluteit.why
4.GivetheBasicityofphosphoricacid,nitricacid.Explaintheterm Basicitywiththegiven
acids.
5.Give2exampleof:oxyacid. Hydracid. Monobasicacid'
6.Nametheacidpresentinvinegar,grapes,lemon
7.Nametheionthatturnsredlitmusblue
8.Whatdoyouunderstandbytheterm "aceticacidismonobasicacid'
9.Howmanysaltsdoesdibasicacidproducewhenitreactswithcausticsoda
solution.Giveequation
10.CarbonicacidgivesanacidsaltbutHCldoesnot.Why
11.DilHClisstrongerthanconc.aceticacid.why
12.Howisanacidpreparedfrom 1)nonmetal. 2)salt.Giveequation
13.Givedifferencebetweenbaseandalkali
14.Nametheionsfurnishedbybasesinsolution
15.DryHClgasdoesnotchangethecolourofdrylitmuspaper.Why
16.Howwouldyouliketoobtainanalkalifrom base
17.Theskinhasnaturaloils.W hyisitadvisabletoweargloveswhileworkingwithstrong
alkalis
18.StateoneadvantageofusingpHpaperformeasuringpHofasolution
19.Distinguishbetweencommonacidbaseindicatoranduniversalindicator
20.Howdoestoothenamelgetsdamaged.
21.Whatkindofsaltispreparedbydirectcombination.Giveanequation
22.Name2saltswhichareacidic,basicandneutralwhendissolvedinwater.
Class X
22.05.2020
History&civics
Revision
Answer the following questions which was discussed previously
1. What is Doctrine of Lapse?
2. Mention any two social evils that existed in India during 19th
century.
3. Who was Nana saheb? What was his main grievance against
British?
4. Who was the first viceroy of India under the act of 1858?
5. What was General Service Enlistment Act?
6. What is Nationalism?
7. When and by whom Satya Shodhak Samaj was founded?
8. Mention three objectives of Indian National Congress.
9. Explain the immediate cause of the First World War.
10. Name the countries which formed rival blocs in Europe
before world war I.
11. Mention two objectives of the League of Nations.
12. Mention any 5 functions of the Speaker.
13. What is quorum?
14. Explain the composition of the the Lok Sabha and Rajya
Sabha.
15. What is Question Hour?
16. What are the three constituents of the Indian Parliament?
17. Name the Bill which can not be introduced in Rajya Sabha.
18. Who is the chief executive Head in India.
19. Explain any four executive powers of the President.
20. Explain any three judicial powers of the President.
21. Who is the ex officio chairman of the Rajya Sabha?
22. What is meant by the term Ordinance?
23. Who settles disputes in connection with the election of the
President and Vice President?
24. Who administers the oath of office to the President?
25. On what ground President can be impeached?
Mathematics
Class-X
Ratio and Proportion
Date:-22.05.20
HOME WORK-
Q1.
Q2.
DREAMLANDSCHOOL
CLASS10
ENGLISHLANGUAGE
HOMEASSIGNMENT16
Date-22-5-2020
1.Writealettertoyourfather,whoisstuckinaforeigncountry,assuringhim thefactthat
youaretakinggoodcareofyourfamily,explaintohim thethingswhicharebeingdone
byyoutolookafteryourfamily.
2.Jointhefollowingsentenceswithoutusingand,but,so
I. Hewasatimidfellow.Hewasnotafraidofthegiant.
II. Porusfoughtbravely.HefinallyyieldedtoAlexander.
III. Youwillfindaboywearingaredcoat.Theboyismybrother.
IV. Ihaveknownhim foralongtime.Ihavenotunderstoodhim truly.
V. Hedoestliketocar.Heboughtitanyway.
VI. Thecinematicketsweresoldout.HewatchedamovieontheT.V.
VII. Wewenttotheshoppingmall.Weonlywentwindowshopping
VIII. Ispentallmysaving.IcangotoFrance.
IX. Micheldidnotliketoread.Shewasnotverygoodatit.
X. Hehandedinhishomeworktotheteacher.Heforgottoattachthelastpage.