DEWAN PUBLIC SCHOOL INTERNATIONAL, MEERUT WINTER BREAK ASSIGNMENT ( ) CLASS-IX

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1 DEWAN PUBLIC SCHOOL INTERNATIONAL, MEERUT ENGLISH WINTER BREAK ASSIGNMENT (018-19) CLASS-IX Q.1 You visited an 'Old Home' with your friends. Using the hints given below together with your own ideas, make a diary entry of what you saw and experienced there. Hints: Old Home People mostly above Sixty years- a residence- Peaceful surroundings-spacious- good sanitation- regular medical check up- feeling of co-operation- means of creation-a home away from home OR "A man's manners are a mirror in which he shows his portrait". The quote highlights the importance of good manners in life. Write an article for school Magazine on 'Good Manners'. You may use the following hints with your own ideas. Hints: First step to success need for good manners makes life easy with politeness creates goodwill use words like thank you, please, sorry important words well mannered people liked by all. Q. Write a story in words based on the clues given below: A boy was waiting for the bus on the bus stop. He saw an old man who was just crossing the road. Suddenly a car was coming towards him from the opposite side. Then he rushed to... OR You are Poonam. You wanted to write a story but could not go beyond a line or two. Taking help from the hints given below complete the story and supply a suitable title and moral to it. Mr. Vijay was a wealthy businessman. One day he was alone sitting at his dining table when...

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7 SCIENCE BIOLOGY INSTRUCTIONS 1. Solve the assignment in biology notebook. Draw well labeled diagram with the help of pencil only 1. Mention the function of (a) Tendon (b) Ligament (c) Aerolar tissue?. Differentiate between the following. (a) Monocots and dicots (b) Angiosperms and Gymnosperms 3. A blue whale lives in water, a bat can fly and man walk on two feet, still these animals are grouped together. Name the group and state the basis of their grouping by giving four points. 4. State two disadvantages of fertilizers. 5. Draw a well labeled diagram of (a) Nitrogen cycle (b) carbon cycle 6. How does the immune system of our body function? 7. Explain by giving reason (a) Social harmony and good economic conditions are necessary for good health. (b) Our surroundings should be clean from stagnant water. (c) Balance diet is necessary for healthy body. CHEMISTRY Q1. What is meant by integrated fish culture? What is its advantage? Q. (a) calculate the number of the atoms in: (i) 5g of He (ii) 5d moles of He (iii) 5 u of He (atomic mass of He = 4u) (b) state and explain the law of constant proportion. Q3. (a) what are miscible liquids? How can we separate them? Give one example.

8 (b) what is the role of fractionating column in fractional distillation? Q4. (i) what is mole? (ii) what is the mass of 1 atom of hydrogen in grams? (iii) calculate mass of 0.5 mol of bromine molecules. (atomic mass of Br = 80 u) (iv) how many moles of oxygen molecules are there in 64 g of oxygen. Q5.(a) Convert neon atoms to moles of neon atoms. (b) How many iron atoms are there is 0.5 mol or iron? (c) How many hydrogen atoms are there in 3 moles of hydrogen. PHYSICS Q1. Define thrust. A force of 150N acts on a surface area of 15 cm. Calculate thrust and pressure. Q. Give four steps of procedure to set up an experiment to establish the relationship between the loss of weight of solid when fully immersed in (i) tap water (ii) salty water and weight of water displaced by it. Q3. A pump lifts 40 kg of water every minute through a vertical height of 30m. (g=10 N/kg) (a) Calculate the acceleration of the car. (b) Calculate the minimum force needed to produce the acceleration. Q4. (a) state newton s universal law of gravitation. (b) What is the value of G on the surface of moon? (c) A particle is released from rest from a height of 100m. find the distance it falls through in,4 seconds respectively?

9 Maths General Instructions:- a) All questions are compulsory. b) The question paper consists of 30 questions divided into four sections - A, B, C and D. c) Section A contains 6 questions of 1 mark each, Section B contains 6 questions of marks each, Section C contains 10 questions of 3 marks each and Section D contains 8 questions of 4 marks each. d) There is no overall choice. e) Use of calculators is not permitted. SECTION A Q.1 Find the value of x, if x 3 = 7. Q. The probability of winning a game is 0.3. What is the probability of losing the game. Q.3 Factorise : 3x + 5x +. Q.4 Three angles of a quadrilateral are 75 0, 90 0 and 75 0 then find the fourth angle. Q.5 Find the length of a chord which is at a distance of 8 cm from the centre of a circle of radius 10 cm. Q.6 When a die is thrown, find the probability of getting 6. SECTION B Q.7 A coin is tossed 50 times and the tail appears 8 times. In a single throw of a coin, what is the probability of getting a head? Q.8 Constract 75 0 and bisect it. Q.9 In the given figure, If AC = BD prove that AB = CD state the Euclid s axiom used for it. A D Q.10 The angles of a Bquadrilateral C are in the ratio : 4 : 5 : 7. Find these angles. Q.11 In the given figure, O is the centre of a circle and ADC = Find BAC.

10 Q.1 Draw the graph of the equation x 3y 1. SECTION C Q.13 Factorize: (a) x + 9x + 18 (b) 64x - 4y Q.14 Find the product a b c a b c ab ac bc Q.15 Prove that the perpendicular drawn from the centre of the circle to a chord bisect the chord. Q.16 Diagonals AC and BD of a trapezium ABCD with AB DC interest each other at O. ar AOD ar BOC. Prove that. O Q.17 Prove that an isosceles trapezium is cyclic. Q.18 If the diagonals of a quadrilateral bisect each other then prove that the quadrilateral is parallelogram. Q.19 In a cyclic quadrilateral ABCD, If B D Q.0 In the given figure, ABC is equilateral. Find (i) BDC (ii) BEC. show that the smaller of the two is

11 Q.1 Construct a ABC in which BC = 4.5 cm, 60 cm. 5a 7b 3 9c 5a 7b 9 c. Q. Factorize : Q.3 If a b 3.Then find a and b. B and the sum of other two sides is 8 SECTION D Q.4 Three vertices of a rectangle are (3,),(-4,), and (-4,5).Plot these points and find the coordinates of the fourth vertex Q.5 Prove that a b c 3abc a b c a b b c c a 1. Q.6 In the given figure, BO and CO are respectively the bisectors of ABC 1 prove that BOC 90 A. and ACB Q.7 State midpoint theorem and prove it. Q.8 Sides of a triangle are in ratio 3:4:5 and perimeter of this triangle is 60cm find the area of this triangle. Q.9 In the given figure ABCD is a parallelogram. E and F are mid points of the sides AB and CD respectively. Prove that the line segments AF and CE trisect the diagonal BD. Q.30 Show that in quadrilateral ABCD, AB + BC + CD + DA > AC + BD

12 Social science 1. Write any two primary activities.. What was Enabling Act? 3. Write any one feature of Democracy. 4. Name the island groups of India lying in the Arabian sea and Bay of Bengal. 5. What is multiple cropping? 6. Write any two demerits of green revolution. 7. What do you understand by universal adult franchise? 8. Write the full form of H.Y.V seeds. 9. Politically the Weimar was fragile Republic. Explain the statement. 10. In what ways the Nazi state seek to establish total control over the people 11. What is substance crisis? Explain any three factors responsible for the same. 1. Name the three major divisions of the Himalayas from North to South. 13. Write the main causes of River pollution? 14. Why 8 30' E longitude has been selected as the Standard Meridian of India? 15. Which freedoms are usually taken away when a democracy is overthrown by military? 16. Describe any three main features of democracy? 17. What is a constitution? Why do we need a constitution? 18. From where do the small farmers get capital needed for farming? How does it affect the farmers? 19. Describe the role of health in our lives. Give any three points? 0. Write any three consequences of unemployment? 1. Describe the effects of the World War I on the European society?. Describe the policies of Robespierre and the Reign of Terror. 3. Discuss the significant differences between the Himalayan Rivers and the Peninsular Rivers. 4. Explain any five features of the Ganga River System?

13 5. Describe any three basic values given in the preamble of constitution. 6. Distinguish between disguised unemployment and seasonal unemployment? 7. Indian Constitution is both rigid and flexible, explain it. 8. How do the chemical fertilizers affect the soil, groundwater, rivers, and lakes? What were the effects of use of chemical fertilizer in Punjab? 9. Three items A, B and C are shown in the given outline map of France. Identify these items with the help of following information and write their correct names on the lines marked on the map. a) The region not affected by the great fear. b) The place where the French revolution of 1789 was started. c) Sea located on the south of France. 30. On the given outline map of India, locate and label the following the appropriate symbols: a) Western Ghats b) Strait Separating India from Sri Lanka c) Chilka Lake

KENDRIYA VIDYALAYA SANGATHAN, HYDERABAD REGION

KENDRIYA VIDYALAYA SANGATHAN, HYDERABAD REGION SAMPLE PAPER 02 F PERIODIC TEST III EXAM (2017-18) SUBJECT: MATHEMATICS(041) BLUE PRINT : CLASS IX Unit Chapter VSA (1 mark) SA I (2 marks) SA II (3 marks)