Computer. Class 8 th. Question 1. What do you understand by clipping mask? Question 2. Write an algorithm to find perimeter of square.

Transcription

1 Class 8 th Computer Question 1. What do you understand by clipping mask? Question 2. Write an algorithm to find perimeter of square. Question 3. Draw the flowchart for finding given number is prime. Question 4 Write the steps group and ungroup layers.

2 Subject Mathematics Class VIII 1. Find three rational number between 1 4 and Draw a parallelogram HEAR where HE = 5 cm EA = 6 cm < R = Write a Pythagorean triplet whose one member is Find the cube root of by the method of estimation. 5. When a die is thrown list the outcomes of an event of getting a. A prime number b. A number greater than 5 6. On a particular day, the sales ( in ) of different items of a Baker s shop are given below: Ordinary bread = 320 Fruit bread = 80 Cakes and pastries = 160 Biscuits = 120 Others = 40 Total = 720. Draw a pie chart for this data. 7. The measures of two adjacent angles of a parallelogram are in the ratio 3:2. Find the measure of each of the angle of the parallelogram. 8. Sum of the digits of a two digit number is 9. When we interchange the digit, it is found that the resulting new number is greater than the original number by 27. What is the two digit number? 9. The weekly wages ( in ) of 30 workers in a factory are 830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845, 804, 808, 812, 840, 885, 835, 835, 836, 878, 840, 868, 890, 806, 840. Using tally marks make a frequency table with interval as , , and so on. 10. In a right angled triangle ABC < B = 90. If AB = 6 cm, BC = 8 cm, find AC. 11. The present age of Kunal s mother is three times the present age of Sahil. After 5 years, the sum of their ages becomes 66. Find their present ages. 12. Find the smallest number by which 2645 should be divided so as to make it a perfect square. Also find the square root of the perfect square number so obtained. 13. The cost of an article was 15,500 and additional cost of 450 was spent on its repairing. If it is sold for a profit of 15%, find the selling price of the article.

3 14. Atif took a loan of 80,000 from a bank. If the rate of interest is 10% per annum find the difference in amounts he would be paying after 1 1 years if the interest is compounded 2 annually. 15. If Vivek has 600 left after spending 75% of his money. Find the total amount of money he had initially.

4 कक ष 8 ह द 1 अर धव हषधक पर क ष क अन तर धत आन व ल सभ प ठ क प रश न त तर य द कर 2 भ रत क ख ज प स तक क सभ प रश न त तर य द कर 3 समय क म त तव हवषय पर एक अन च छ द हलख 4 र क यध प र ध न करन क स ब र म अदध य हपक क हवद य र थ स न व ल स व द हलख 5प रर न च यध म दय क हवद य लय क हवज ञ न प रय र श ल क नव न करर त एक पत र हलख

5 HOLIDAY HOME WORK (AUTUMN BREAK) (BIOLOGY/SCIENCE) CLASS VIII - (SCIENCE) 1. Write and learn the following topics : [1] Difference between a. Fertilizers and manure b. Metals and non-metals. [2] Draw diagrams :- a. Nitrogen cycle b. Zones of flame [page no. 72] c. Plant cells [page no. 98] d. Reproductive system [page no. 101] e. Binary fusion [page no. 107] [3] Write the secondary sexual characters of males and females? [4] What are the harms of plastic? [5] What is the role of the micro-organisms in our lives? {DO IN A SEPARATE COPY}

6 AUTUMN BREAK HOLIDAY HOMEWORK ENGLISH CLASS VIII Learn the question-answers and practice the exercises of the lessons as per Half-yearly Exam syllabus: The Best Christmas Present in the World, The Ant and the Cricket, Tsunami, How the Camel Got His Hump, Geography Lesson, Children at Work, Glimpses of the Past, Macavity: The Mystery Cat, The SelFish Giant, Bepin Chowdhary s Lapse of Memory, The Last Bargain, The Summit Within, The School Boy, The Treasure Within, This is Jody s Fawn, The Duck and the Kangaroo, Princess September. Learn the formats and practice the questions as per the Writing section topics: Letter to Editor, Bio sketch, Notice, Story writing, Article writing, Change the Voice of the following sentences: 1. The marvellous performance by the children enthralled us. 2. We have shipped your order. 3. The girl recited the poem beautifully. 4. The guests enjoyed the party. 5. A girl from Chennai won the first prize. 6. The readers like the latest book of the writer. 7. They are painting the walls. 8. She accepted their invitation with pleasure. 9. The police have arrested the thieves. 10. The car mechanic has fixed the car. Change the following into Reported Speech: 1. Avi said to Savy, I need some time. 2. The shopkeeper said, This is the latest model. 3. The customer said to him, I will come to your shop tomorrow. 4. Snehal said to her friend, You didn t meet me yesterday. 5. The mother said to the daughter I have prepared sandwich for you. 6. My father said to me, I don t have to work today. 7. Kamal said to his teacher, I could not do my homework last night. 8. Param said to Vicky, You didn t return my suit. 9. Bhakti said to Jiya, I am your friend and will remain forever. 10. Our teacher said, The Earth is round.

7 11. My father said to me, God always observes our passion for our dreams. Rearrange the jumbled words to form meaningful sentences: 1. one of / friends / a / best / good / our / is / book 2. most patient / companions / cheerful of / it / and / is the 3. in times / it is always / of adversity / with us / or distress 4. progressive / Delhi / a / town / is 5. big business / is a / It / centre / and / educational 6. thousands /in the neighbouring / of people live / cities 7. parks / and / many / there are / gardens in / this populous city Edit the following paragraph: Once the traveller was standing on the a the road under extremely heat sun. (a) He started searching of a shade. A (b) tree gave him shade and than the (c ) traveller felt very relaxed that he felt (d) like staying with the tree. He thought of build (e) a home near the tree. Now, he needs wood (f) for his house. Then he begged for few wood (g) from the tree for make his axe. The (h) tree gave it. He cutted the tree (i) and made his house. But then the (j) house was build, the man cried as (k) he felt lonely or hot. (l)......

8 Class VIII Subject: S.Sc. 1. State whether true or false (a) the British thought surveys were important for effective administration (b) the British carried out detailed service by the early 19th century in order to map the entire country (c) James Mill glorified India and its culture in his book a history of British India (d) the Mughal Empire became stronger in the eighteenth century (e) Maharaja Ranjit Singh was the ruler of Punjab 2 tick.(,) the correct answer (1) which one of the following is natural resources (a) smartphone (b) fan (c) tropical forest (2) which one of the following methods is most appropriate to check soil erosion on steep slopes (a) shelterbelt (b) mulching (c) terrace cultivation (3) which of the following is a nonrenewable resource? (a) solar energy (b) natural gas (c) water (4) the types of resources on the basis of the stock are (a) actual and potential (b) reasonable and nonrenewable (c) abiotic and biotic (5) which one of the following is not a factor of soil formation? (a) time (b) soil texture (c) organic matter (6) which one of the following is not a characteristics of minerals? (a) they are created by natural processes (b) they have a definite chemical composition (c) they are inexhaustible (d) their distribution is uneven (7) in which season is wheat grown in India?

9 (a) summer (b) winter (c) monsoon 3 match the following (a) land use. (1) productive use of land (b) Rock Dams (ii) mobile phone (C) humus (iii) land suitable for agriculture (d) arable land ( iv) organic matter deposited on top soil (e) human made resource (v) contour ploughing 4 fill in the blanks (I) metals have.... Value (ii) Metallic minerals are classified into... And... (iii)... Is the largest producer of bauxite in the world (iv)... Is the most abundantly available fossil fuel (v) which country... Is the leading producer of tea? (a) India (b) Japan (c) China (vi) Hugli region is located in state... (a) Punjab (b) Uttar Pradesh (c) West Bengal (vii)... Was a commercial (a) wheat (b) rice (c) Indigo 5 give answer in very short. (1) name the two House of Parliament (Ii) what do you mean by federalism? (Iii) what do you mean by a secular state? (Iii) what examples does history provide us on the grounds of religion? (Iv) in which your Domestic Violence Act was passed?

10 (V) state four examples to show that secularism is essential for Indians. (Vi) why was a Durbar held in Delhi in (Vi)who was Raja Ram Mohan Roy? (Vii) what is meant byde urbanisation? (Viii) why does a democratic country need a constitution? (ix) name and describe some non conventional source of energy (X) write common uses of minerals (Xi) write the climatic conditions required for the cultivation of tea and coffee. (Xii) what was the Munro system? Or what was ryotwari system? 6 find out some examples of different view within the same religion 7 explain the system of"subsidiary Alliance" 8 what was nij cultivation? What were the problems with it? 9 write your own words what you understand by the term the" rule of law" 10 give two problems which arose with the new Munro system of fixing revenue. 11 write a brief note on the Rajya Sabha. 12 when was the Indian parliament created.