Important Instructions for the School Principal. (Not to be printed with the question paper)

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1 Important Instructions for the School Principal (Not to be printed with the question paper) ) This question paper is strictly meant for use in school based SA-I, September-202 only. This question paper is not to be used for any other purpose except mentioned above under any circumstances. 2) The intellectual material contained in the question paper is the exclusive property of Central Board of Secondary Education and no one including the user school is allowed to publish, print or convey (by any means) to any person not authorised by the board in this regard. ) The School Principal is responsible for the safe custody of the question paper or any other material sent by the Central Board of Secondary Education in connection with school based SA-I, September-202, in any form including the print-outs, compact-disc or any other electronic form. 4) Any violation of the terms and conditions mentioned above may result in the action criminal or civil under the applicable laws/byelaws against the offenders/defaulters. Note: Please ensure that these instructions are not printed with the question paper being administered to the examinees. Page of 4

2 I, 202 SUMMATIVE ASSESSMENT I, 202 / SCIENCE SC-078 IX / Class IX 90 Time allowed : hours Maximum Marks : 90 (i) (ii) (iii) (iv) (v) (vi) (vii) (viii) (ix) General Instructions : (i) (ii) (iii) (iv) (v) (vi) (vii) (viii) (ix) The question paper comprises of two Sections, A and B. You are to attempt both the sections. All questions are compulsory. There is no overall choice. However, internal choice has been provided in all the five questions of five marks category. Only one option in such questions is to be attempted. All questions of Section-A and all questions of Section-B are to be attempted separately. Question numbers to in Section-A are one mark questions. These are to be answered in one word or in one sentence. Question numbers 4 to 7 in Sections-A are two marks questions. These are to be answered in about 0 words each. Question numbers 8 to 9 in Section-A are three marks questions. These are to be answered in about 50 words each. Question numbers 20 to 24 in Section-A are five marks questions. These are to be answered in about 70 words each. Question numbers 25 to 42 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. Page 2 of 4

in cars. 2. DNA Name the functional unit of DNA that carries genetic information.

2 Mention the physical quantities and the manner in which these need to be altered for liquefying

Calculate the concentration in terms of mass by mass percentage of the solution. 6.

Write the composition of this tissue. 7. State the universal law of gravitation. Derive its expression.

3 SECTION-A. CNG Name the property of gases due to which it is possible to fill CNG in cylinders for using as fuel in cars. 2. DNA Name the functional unit of DNA that carries genetic information.. Name the physical quantity on which the inertia of a body depends upon Mention the physical quantities and the manner in which these need to be altered for liquefying gases g 25 g / 2 A solution contains 25 g of sugar in 225g of water. Calculate the concentration in terms of mass by mass percentage of the solution Name the tissue which helps in transportation of oxygen that we inhale to various parts of our body. Write the composition of this tissue. 7. State the universal law of gravitation. Derive its expression There is a water reservoir near the village and a river flows near the village. Due to insufficient rain farmers are worried about their crops. Suggest and explain the irrigation practice that can be adopted to supply water to the entire agricultural land in the village. Page of 4

9. Name one local and one Italian variety of bee that is commonly used for commercial production of Honey.

(i) (ii) Define latent heat of vaporization.

(ii) During summer sitting under a fan makes us comfortable.

Write any three points of difference between Prokaryotic and Eukaryotic cells.. Draw diagram of a Neuron.

4 9. Name one local and one Italian variety of bee that is commonly used for commercial production of Honey. Give four reasons to explain why Italian bee is commonly preferred for the purpose. 0. (i) (ii) Define latent heat of vaporization. Give reason : (i) You feel cold when you pour some nail polish remover on your palm. (ii) During summer sitting under a fan makes us comfortable.. Give any three differences between a mixture and compound. 2. Write any three points of difference between Prokaryotic and Eukaryotic cells.. Draw diagram of a Neuron. Label any four parts. 4. (i) (ii) (iii) (iv) (v) (vi) Name the following : (i) Tissues that form the inner lining of our mouth. (ii) Tissues that transport water in plants (iii) Tissues present in coconut husk. (iv) Tissues that carry signals from various parts of our body to brain (v) Tissues that forms the lining of kidney. (vi) Tissue present in ear and nose. Page 4 of 4

5. What conclusion can you draw about the

6. Obtain mathematically the first law of

7. m 5 N 0m/s 2 m 2 20 m/s 2 A force 5 N

and a mass m 2, an acceleration of 20 m/s

Derive an expression for acceleration for

5 5. What conclusion can you draw about the motion, velocity and acceleration of a body from the displacement time graph given below? Give reason for your answer. 6. Obtain mathematically the first law of motion from Newton s second law of motion. 7. m 5 N 0m/s 2 m 2 20 m/s 2 A force 5 N gives a mass m, an acceleration of 0m/s 2 and a mass m 2, an acceleration of 20 m/s 2. What acceleration would it give if both the masses were tied together? When is an object said to be in free fall? What is meant by acceleration due to gravity? Derive an expression for acceleration for an object falling freely. List three differences between mass and weight Page 5 of 4

Explain two ways by which biological waste can be recycled and made useful for

In a pond Catlas, Rohus, Mrigals, Common Carp and Grass Carps are cultured together.

6 Explain two ways by which biological waste can be recycled and made useful for enriching the soil with nutrients and organic matter. How is green manure prepared? Mention its advantage. Why is it essential to remove weeds from the crop fields during the early stages of crop growth? Give any two reasons. OR Name the process used for developing improved poultry breeds. Give its one example. Write any three desirable traits for which new varieties are developed. In a pond Catlas, Rohus, Mrigals, Common Carp and Grass Carps are cultured together. What is this system of fish culture called as? Explain its advantages? 2. 5 Define evaporation. List the factors on which the rate of evaporation depends and explain how it depends on each of them. OR Explain the different processes involved in the flowchart given below. Page 6 of 4

applications of the techniques used in the

of a body moving with uniform acceleration.

7 22. 5 Draw a flow diagram of the steps involved in the separation of components of air. Name this process and also write names of any two gases thus separated. OR Discuss briefly the principle and two applications of the techniques used in the separation of the following : Cream from milk Colours in a dye Derive the equation of position time relation from velocity-time graph of a body moving with a uniform acceleration. Draw a velocity versus time graph for a stone thrown vertically upwards and then coming downwards after attaining the maximum height. OR Derive the equation of position velocity relation from velocity time graph of a body moving with uniform acceleration. Draw a distance time graph for a stone thrown vertically upwards and then coming downwards after attaining the maximum height. 24. S.I 5.5 kg 2.5 ms Page 7 of 4

direction. The velocity of each object is 2.

Find the velocity of combination after collision.

situations given below : (i) A passenger falls to his front

(ii) The athletes are made to fall on a cushioned bed in a

Then he stops pedaling and the bicycle comes to rest after

Name the force which opposes the motion. / SECTION - B 25.

While walking on a slippery surface he lost his balance and

8 Define momentum. Write its S.I. units. State the law of conservation of momentum. Two objects each of mass.5 kg are moving in the same straight line but in opposite direction. The velocity of each object is 2.5 ms before collision during which they stuck together. Find the velocity of combination after collision. OR (i) (ii) Give reasons and state the law involved in the situations given below : (i) A passenger falls to his front side when the bus suddenly stops. (ii) The athletes are made to fall on a cushioned bed in a high jump. A child is pedaling a bicycle. Then he stops pedaling and the bicycle comes to rest after traveling certain distance. Name the force which opposes the motion. / SECTION - B 25. Shashank was carrying a bottle of Iodine. While walking on a slippery surface he lost his balance and splashed Iodine on his shirt and trousers. Stain on trouser was yellowish brown while that on his shirt turned blue black. The most possible reason for this is that : Shirt was dyed with metanil yellow. Shirt was starched after washing. Trouser was starched but not the shirt. Shirt has absorbed sweat. Page 8 of 4

26. A, B, C D (i) A HNO (ii) B HCl (iii) C NaOH (iv) D A B C D Four samples of arhar dal were taken

A few drops of the following were added to these test tubes : (i) HNO to test tube A (ii) HCl to

tubes will we be able to confirm the adulteration of dal with metanil yellow.

,, To determine the melting point of ice, we have to take : very cold water crushed ice ice cubes

9 26. A, B, C D (i) A HNO (ii) B HCl (iii) C NaOH (iv) D A B C D Four samples of arhar dal were taken in four test tubes with some water in each and labelled A, B, C and D. A few drops of the following were added to these test tubes : (i) HNO to test tube A (ii) HCl to test tube B (iii) NaOH to test tube C (iv) alcohol to test tube D In which of the following test tubes will we be able to confirm the adulteration of dal with metanil yellow. Test tube A Test tube B Test tube C Test tube D 27.,, To determine the melting point of ice, we have to take : very cold water crushed ice ice cubes either or or 28. The thermometer that should be used to determine the boiling point of water is : Maximum and minimum thermometer Clinical thermometer Celsius thermometer Room thermometer 29. Page 9 of 4

In separating the components of a mixture of

correct sequence of steps is : Filtration,

A mixture of sand, powdered glass and common

apparatus required is : tripod stand, wire

china dish, funnel, cotton tripod stand,

10 In separating the components of a mixture of sand, common salt and ammonium chloride, the correct sequence of steps is : Filtration, decantation, evaporation, sublimation Evaporation, filtration, decantation, sublimation Sublimation, filtration, decantation evaporation Sublimation, evaporation, filtration, decantation 0. A mixture of sand, powdered glass and common salt is dissolved in water and then filtered. The substance left on filter paper is : common salt sand and powdered glass only sand only powdered glass. To sublime ammonium chloride the set of apparatus required is : tripod stand, wire gauze, burner, china dish, funnel, cotton tripod stand, wire gauze, burner, china dish, funnel, beaker tripod stand, burner, china dish, funnel, cotton tripod stand, burner, china dish, funnel, beaker 2. Which of the following do not form a true solution? salt sugar alum soap. Page 0 of 4

A mixture of iron filings and sulphur is heated gently in a hard glass test tube.

will sublime both will melt at the same time 4.

colour gas changes from blue to brown 5.

of large central vacuoles presence of many large vacuoles presence of many small vacuoles absence of

11 A mixture of iron filings and sulphur is heated gently in a hard glass test tube. The observation would be : sulphur will start melting first iron will start melting first sulphur will sublime both will melt at the same time 4. Copper sulphate on heating : changes from blue to black changes from blue to white liberates brown colour gas changes from blue to brown 5. In the cells of an onion peel, the nucleus is seen on one side of the cell because of the : presence of large central vacuoles presence of many large vacuoles presence of many small vacuoles absence of vacuoles 6. A cover slip is placed over the specimen to : crush the cells in order to see the organelles clearly. remove extra stain and water. prevent the tissue from drying. prevent glycerin from leaking out. 7. (i) (ii) Page of 4

(iii) (iv) (iii) (iv) (ii) (i) (iii) (ii) (i) (iv) (iii) (iv) (i) (ii) (i) (ii) (iv) (iii) Given below is the incorrect sequence for

on the material (iii) taking scraping from inner side of the cheek and spreading it on a clean side.

The correct sequence to prepare a temporary mount is : (iii) (iv) (ii) (i) (iii) (ii) (i) (iv) (iii) (iv) (i) (ii) (i) (ii) (iv)

12 (iii) (iv) (iii) (iv) (ii) (i) (iii) (ii) (i) (iv) (iii) (iv) (i) (ii) (i) (ii) (iv) (iii) Given below is the incorrect sequence for preparing a temporary mount of human cheek cells (i) putting of cover slip gently over the material (ii) putting a drop of glycerine on the material (iii) taking scraping from inner side of the cheek and spreading it on a clean side. (iv) adding a few drops of methylene blue on the material. The correct sequence to prepare a temporary mount is : (iii) (iv) (ii) (i) (iii) (ii) (i) (iv) (iii) (iv) (i) (ii) (i) (ii) (iv) (iii) 8. X, Y Z X Y Z X Y Z X Y Z X Y Z Identify X, Y and Z in the figure of a striated muscle. X striations Y vacuoles Z Light band X dark band Y nucleus Z vacuoles X dark band Y vacuoles Z light band X dark band Y nucleus Z light band Page 2 of 4

13 9. X Y X Y X Y X Y X Y The part X and Y in the following diagram of a tissue should be labelled as : X Cell wall, Y Lumen X Lumen, Y Cell wall X Pit, Y Lumen X Pit, Y Cell wall 40. g 5 g 70% 55% 66% 60% Shyam took g of raisins and soaked it in water for few hours. He weighed the raisins and found the weight to be 5 g. The percentage of water absorbed by raisins is : 70% 55% 66% 60% 4. 0 kgwt gwt gwt 0 gwt 5 gwt The spring balance used for measuring the minimum force required to pull a block is of range 0 kgwt and has total 00 divisions on its scale. Its least caunt is : 00 gwt gwt 0 gwt 5 gwt 42. F F 2 F Page of 4

14 F > F 2 > F F 2 > F > F F > F > F 2 F F 2 F Mohit measured minimum force required to pull a wooden block to be F when it was placed on a wooden table. He repeated the experiment by placing the block on glass surface and on a card board and measured forces to be F 2 and F respectively. He tried to establish a relationship between the three. The correct relation would be : F > F 2 > F F 2 > F > F F > F > F 2 F F 2 F - o O o - Page 4 of 4

Important Instructions for the School Principal. (Not to be printed with the question paper)

Important Instructions for the School Principal (Not to be printed with the question paper) ) This question paper is strictly meant for use in school based SA-I, September-202 only. This question paper