KENDRIYA VIDYA LAYA ONGC SIVASAGAR

Transcription

1 SUBJECT : BIOLOGY KENDRIYA VIDYA LAYA ONGC SIVASAGAR HOLIDAY HOMEWORK CLASS 8 th Q 1. Make notes of chapter Crop production and Management? Q 2. Draw well labeled diagrams of all agricultutral instruments? Q 3. Make list of all the known Kharif and Rabi crops?

2 KENDRIYA VIDYALAYA ONGC SIVASAGAR HOLYDAY HOMEWORK SUB: PHYSICS CLASS: VIII Q.1- Write full form of PCRA? Q.2- What are petrochemicals? Q.3- Write two uses of coke. Q.4- Why do CNG and LPG called clean fuels? Q.5- What is the main component of LPG? Q.6- Why coal and petroleum are called fossil fuels? Q.7- Write true or false against the following statements: a. Coal and Natural gas are fossil fuels. b. Petroleum is also known as black gold. c. The process of formation of petroleum is called carbonisation. Q8- Explain the formation of coal by natural processes. Q9- Explain the refining of petroleum with the help of diagram.

3 SUMMER VACATION H.W ( ) CLASS-VIIIA&B SUBJECT-CHEMISTRY 1. Chapter Synthetic Fibres and Plastics. Write answers to exercises Q.No.4 to Collect pictures of articles made of thermoplastics and thermosetting plastics and stick them on a paper. If you are unable to get pictures, try and draw them from the ones given in your science book.

4 HOLIDAY HOMEWORK FOR SUMMER BREAK, CLASS VIII (SECTION A and B) SUBJECT - English 1. Fill in the gaps by choosing the correct option given in the brackets: a) Raj and his family... (are living/have been living) here since May b) After he had left, the roof... (collapsed/collapses). c) They...(were sleeping/are sleeping) when the thief entered the bedroom. d) Look there, the man... (is beating/beats) the child. e) Have you... (carrying out/carried out) my instructions? 2. Write the Present, Past and Past Participle forms of the following verbs: cut, begin, sing, walk, try, make, do, fight, write, read. 3. You are Sumit of 7A, Raavi Apartments, Sarita Vihar, New Delhi. You have lost your leather wallet containing your examination admit card while travelling by bus from Sarita Vihar to Punjabi Bagh. Write a notice within words to be published in The City Times. 4. Due to heavy rainfall and bad weather St. Peter John School, Mumbaihas to be closed down for a week. As Clara/ Charles, the Public Relation Officer of that school, draft a notice within words to be displayed on the notice board.

5 KENDRIYA VIDYALAYA ONGC SIVASAGAR SUMMER VACATION ASSIGNMENT SUB-MATHEMATICS CLASS-VIII 1. Represent the following on number line : a) 19 2 b) 16 3 c) 3.4 d) Find 10 rational numbers between 3 and 5 using L.C.M method The sum of two rational numbers is If one of them is, find the other Find three rational numbers between the following using average method: a) -2 and -3 b) 2 13 and Using appropriate property find the value of : Simplify the following expression and write the additive inverse and multiplicative inverse of the result obtained: 4 I II. {( 3) 4 ( 3) 4 } ( 3) 4. ******************************** Computer Holiday homework 1. In a stick file draw different types of network and define it 2. Write a short note on different network topologies with the help of diagram. 3. Explain why we should we use antivirus software?

6 क न द र य व द य लय श स गर असम ग र ष म क ग हक यय कक ष अष टम व षय-स स क तम प र.1 अपन प ठ यप स तक तथ प य पठ त प स तक स ककन द ह त न-त न श ल क क अपन उत तरप स स तक पर शलख और य द कर स न ओ? प र.2 अक र त प स ल ग तथ इक र त प स ल ग ब द क र प शलख और य द कर? प र.3 पठ तथ ख द ध त ओ क र प लट,ल ट,लङ ग त न लक र म शलख तथ य द कर? प र.4 ककन द ह प च व च र क अथय सठहत शलख कर य द कर? प र.5 स स क त क प रततज ञ य द कर स न ओ?

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8 क द र य व द य ऱय ओ.एन.ज.स. श स गर, असम ग र ष म क ह त ग हक यय सत र क VIII व षय हहन द प रश न १-वस त क ऋत र ज क य कह ज त ह? वस त म ऩड न व ऱ त न त य ह र क न म लऱख ए प रश न २ -ऱ क च ड़ड य क ननम ण भ रत क ककन र ज य म ह त ह? ऱ स च ड़ड य क अनतररक त क य क य च ज बनत ह -?लऱख ए प रश न ३-अऩन बस य त र क ट ट म ठ अन भव क य द करत ह ए एक अन च छ द- लऱख ए प रश न 4.- ऩत र शब द ऱग कर 10 नए शब द बन ए प रश न 5- हम र ज वन म ड ककए क भ लमक क य ह? इस ववषय ऩर10 व क य लऱख ए प रश न -6 लमत रत स ब ध ऩ च द ह क स कऱन कर प रश न 7- न च लऱ उऩसग स बनन व ऱ शब द लऱख ए भर... बद... प र... आ...