CBSE 2013 – 2014 Class 09 SA1 Question Paper – Science

Central Board of Secondary Education Question Paper

Year: 2013 – 2014
Examination: Summative Assessment I (SA1)
Class: IX
Subject: Science


Class IX


Time : 3 hours

Maximum Marks : 90

General Instructions :

  1. The question paper comprises of two sections, A and B. You arc to attempt both the sections.
  2. All questions are compulsory.
  3. There is no overall choice.
  4. All questions of section-A and all questions of Section-B are to be attempted separately.
Questions Marks
Question numbers Ito 3 in Section-A are one mark questions. That are to be answered in one word or one sentence.
1. Define Force. Write its types. 1
2. List  the constituents of plasma membrane. 1
3. Suggest two methods to liquefy atmospheric gases. 1
Question numbers 4 to 6 in Section-A are two marks questions. These are to be answered in about 30 words each.
4. Name the tissue that makes husk of coconut. Write three characteristics of this tissue. 2
5. Identify the separation technique used :

  1. To separate the components of ink
  2. To separate salt from salt solution
  3. To separate alcohol from water
  4. To separate mustard oil from water
6. If  the distance between two objects is increased four times, then by how many times will gravitational force increase? 2
Question numbers 7 to 18 in Section-A are three marks questions. These are to be answered in about 50 words each.
7. (A) Give the S.I. units of:

  1. Displacement
  2. Speed
  3. Acceleration
  4. Force

(b) An artificial satellite is moving in a circular orbit of radius 24,600 km. Calculate its speed if it takes 12 hours to revolve around the earth.

8. Differentiate between three types of muscles on the basis of their

  1. Location
  2. Structure
  3. Functions
9. What are weeds? Give two examples. Mention any two methods of preventing the growth of weeds. 3
10. Show on a diagram the meristarnatic tissues in plants on the basis of their location. Give the function of each type of meristematic tissue. 3
11. State Newton’s second law of motion. Using Newton’s law of motion, derive the relation between force and acceleration. 3
12. Sanjay observed that when a striker hits at the bottom of the pile of coins placed at the center of carom- board, only the lowest coin is removed while other coins fall vertically. He could not know its proper cause. So he requests his science teacher for its basic cause, who explains such thing properly. Sanjay thanks his teacher for this. Answer the following questions based on above information :

  1. What values are shown by Sanjay ?
  2. What are its basic cause ?
13. (a) Convert 150K to Celsius scale.
(b) Melting points of three substance A, B, C are 52C, 175C, and 80C. Arrange them in the decreasing order of the interparticle force of attraction in each of them. Give reason for your answer.
14. i) Differentiate between the micro and macro nutrients.(ii) Classify the following nutrients into micro and macro nutrients.
Nitrogen, iron, boron and calcium
15. . A motor car of mass 1200 kg is moving along a straight line with uniform velocity of 72 km/h. Its velocity is slowed down to 18km/h in 2s by an unbalanced external force. Calculate the acceleration and change in momentum. Also calculate the magnitude of external force acting on it. 3
16. Draw a neat diagram of a plant cell and label on it chloroplast, golgi apparatus, nucleus. 3
17. Describe and activity to separate cream from milk. Name the technique. Give one application of this technique.
18. (a) Centripetal force is required for a body to move on a circular path. What provides this force to the moon to move around the earth ? Write an expression for it.
(b) A stone is released from the top of a tower 19.6m high. Calculate the final velocity just before touching the ground.
Question numbers 19 to 24 in Section-A are five marks questions. These are to be answered in about 70 words each.
19. Give reasons for the following :(i) Why do we see droplets of water on the outer surface of a glass containing ice cold water ?
(ii) While putting clothes for drying, we spread them out.b) Calculate the masses of cane sugar and water required to prepare 200g of 15% mass by mass solution of cane sugar in water ?
20. Draw velocity-time graph from the given data and find acceleration of the object. Also calculate distance travelled between the 2nd and 5th second.

Velocity (n/s)     0              10           20           30           40           50                60
Time (scc)         0              01           02           03           04
21. (a) State the law that provides the formula for measuring force and the law which provides the definition of the force.
(b) Velocity time graph of a 50g marble rolling on floor is given below. Find –

  1. time in which it stops
  2. negative acceleration produced on it positive force acting on the marble.
22. (a) What is lacking in a virus which makes it dependant on a living cell to multiply?
(b) Expand RER and SER. Differentiate between them in structure and function ?
23. (a) Few iron fillings and a pinch of sulphur powder are taken in a china dish and mixed properly. Justify the change as physical/chemical change giving two points in favour of your answer.
(b)    State the principle of fractional distillation. Give its two applications.
24. (a) List two reasons in favour of beekeeping to be used as a source of income. Name a local variety of bee used for honey production. Name an Italian bee variety brought to India to increase the yield of honey.
(b) State the four characteristics of this bee which makes it better than local varieties.
(c) State two factors on which quality of honey depends.
Question numbers 25 to 33 in Section-B are Multiple choice questions based on practical skills. Each question is a one mark question. You are to select one most appropriate response out of the four provided to you.
25. When a wooden block is placed on a glass plate, then the minimum force required to pull it, is F1. The experiment is repeated by placing it on smooth wooden surface and cemented floor and the minimum force is measured in each case is F2 and F3 respectively. The relation between the 3 forces will be :(a) F1>F2>F3        (b) F3>F2>F1        (c) F2>F1>F3        (d) F2>F3>F1
26. In the diagram. the method of separation of a mixture of ammonium chloride and common salt by the method of sublimation is shown. In this the components 1 and 2 after separation are:
(a)    common salt and ammonium chloride respectively (c) ammonium chloride
(b)   ammonium chloride and common salt respectively (d) common salt
27. For the accurate determination of the boiling point of water, we should use –
(a) tap water      (b) distilled water            (c) boiled water                (d) hard water
28. At 0°C or 273K which is the melting point of ice the physical state of water is observed as –
(a) solid                (b) liquid             (c) vapour ,         (d) both solid and liquid
29. In the given diagram of cheek cells of slide made y Arun, label (i), (ii) and (iii) are
(a) cell wall, nucleus, cytoplasm (b) cell membrane, nucleus, cytoplasm
(c) cell wall, cytoplasm, nucleus (d) cell membrane, cytoplasm, nucleus
30. A student carefully observed the properties of colloid of starch in water and listed them as below that it was :
(i) translucent    (ii) stable             (iii) homogenous              (iv) filterable
The property which is not correct is :
(a) (i). (Iii)            (ii). (iii)  (c) (iii), (iv)          (d) (i), (iv)
31. Which of the following chemicals is used to test the presence of ‘Detain’ yellow in dal ?
(a) dil.H2SO4       (b) dil. HO            (c) dil. HNO3       (d) dil.NH4Cl
32. For separating camphor from its and and salt, it has to be heated in –
(a) petridish (b) test tube  (c) china dish (d) beaker
33.  A few drops of iodine are added to the solution in a test tube. The solution turns blue black because of the presence of:
(a) sugar              (b) starch             (c) glucose          (d) fat
Question numbers 34 to 36 are also based on practical skills. Each question is a two marks question.
34. Zinc reacts with dilute sulphuric acid but copper does not, why ? 2
35. Why should staining be done ? 2
36. What happens to the energy spent to overcome force of friction ? 2

Question Paper 2

CBSE 2013 - 2014 Class 09  SA1 Question Paper - Science
CBSE 2013 - 2014 Class 09  SA1 Question Paper - Science
CBSE 2013 - 2014 Class 09  SA1 Question Paper - Science
CBSE 2013 - 2014 Class 09  SA1 Question Paper - Science
CBSE 2013 - 2014 Class 09  SA1 Question Paper - Science

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