(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.