SAMPLE PAPER,TERM-I SESSION CLASS VI SCIENCE Time : 3 Hrs. Maximum Marks: 80

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1 SAMPLE PAPER,TERM-I SESSION CLASS VI SCIENCE Time : 3 Hrs. Maximum Marks: 80 General Instructions: Question paper is divided into two sections A and B. Section - A consists of questions from Physics and Chemistry and Section B consists of questions from Biology. Marks are written in front of each question. There is no overall choice although internal choice is given in five mark questions. Write the serial number of the question before attempting. Draw the diagrams neatly with the help of sharp pencil. SECTION A 1. Fill in the blanks: (0.5x8 =4) (a) An electric cell produces electricity from the stored inside it. (b) reflection gives us clear images. (c) Husk is separated from heavier seeds of grain by method. (d) The metal cap is the terminal of the electric cell. (e) A paper folded to make a toy aeroplane is change while a paper cut to make an aeroplane is change. (f) is the process of grouping things on the basis of certain similarities or differences. (g) Charring of sugar is a change. 2. Give a term for the following. (0.5x8 =4) (a) The process in which fine impurities can be removed using alum. (b) The process of conversion of water vapour into water. (c) Increase in the size of the substance due to heating. (d) A change in which we cannot get the original substance back. (e) Method of separation used to separate pebbles from cement at construction site. (f) Conversion of liquid into solid on cooling.

2 (g) The combination of two or more cells. (h) A device used to break or connect the circuit. 3. Give reasons for the following: (1x5 =5) (a) Copper vessels often lose their shine and appear dull after sometime. (b) Water droplets appear on the glass tumbler filled with ice. (c) Moon is considered non-luminous object though we see it shining at night. (d) Ripening of fruit is a chemical change. (e) A filter paper cannot be used to separate salt from salt solution. 4. Answer the following questions in one or two sentences. ( 1x6 =6 ) (a) Siya is preparing tea for her mother. She wants to separate tea leaves from tea. Which process will you recommend her? (b) Name two good conductors of electricity. (c) What is the effect of temperature on the solubility of a substance? (d) Which part of the torch bulb gives off light when it is connected to a cell by wires? (e) Name the process of separation in each case. (i) Butter from milk (ii) Stone from rice (f) Define electric circuit. 5. Answer the following questions in words or as instructed. (2x5 =10) (a) Both Sarika and Mohan were asked to make salt solution. Sarika was given a teaspoonful of salt and half a glass of water, whereas Mohan was given twenty teaspoonful of salt and a half a glass of water. i. How would they make salt solution? ii. Who would be able to prepare saturated solution and why? (b) Riya took a small cotton ball and placed it in a bowl filled with water. She observed it for atleast 15 minutes. What will she observe after 15 minutes? Explain the reason for her observation. (c) What type of material would you recommend to laminate your photograph? Justify your answer. (d) When you burn incense stick, it produces some new substances. What are these substances? What type of change does it indicate? Give a similar example where such type of change is involved.

3 (e) Give one example in each case: (i) Change which occurs on heating but cannot be reversed. (ii) Change which occurs on heating but can be reversed. (iii) A slow change that occurs in nature (iv)a fast change that is occurring in your body. (i) Both conductors and insulators play an important role in electrical circuits. Justify this statement by giving two suitable examples. 6. Answer the following questions in words or as instructed. (3x3 =9) (a) Write any three precautions that you should follow while handling electrical devices. (b) What is the purpose of separating components of a mixture? Write any three points giving one example each. (c) (i) Shyam, a blacksmith heats pieces of iron for making different tools. In this process, he heats the iron pieces till they start glowing and appear red-hot. Why iron is made red-hot? Identify the change that takes place in iron in this situation. (ii) Explain how he would fix wooden handle of hammer into its iron blade. 7. Observe the diagram given below and answer the following questions: A D B C (a) Label parts A, B, C and D shown in the above diagram. (b) What is part B shown in the above diagram made up of? (c) If part- B of the given bulb breaks, it is said to be bulb. (d) Write the function of part- B shown in the above diagram. (e) How is bulb shown above different from LED? (5) OR

4 Observe the diagram given below and answer the following questions: Figure A Figure B (a) How is figure A different from figure B? Write any three points. (b) What would happen if we remove safety pin from figure A? (c) What would happen if we remove rubber eraser from figure B and place a paper clip made of steel? (3+1+1=5) 8. (a) Write two advantages of sorting materials. (b) Identify the odd one out and give reason for your choice. i. Iron flings, Sugar, Sand, Chalk powder ii. Kerosene, Petrol, Lemon juice, mustard oil iii. Dried leaves, Stone, Feather, Wooden cork (2 + 3 = 5) OR (a) How does property of solubility help living organisms in their survival. Give two examples to support your answer. (b) Name the suitable materials for making the following products. Give reason for your answer. i. Gloves for an electrician ii. Display cover for show piece iii. Cupboards or almirah (2 + 3 = 5)

5 SECTION- B 9. Fill in the blanks. (0.5x8 =4) (a) is caused by deficiency of Vitamin D. (b) Excessive intake of fat in the food leads to a condition called. (c) The deficiency of Vitamin C causes a disease known as. (d) The main sources of food are and. (e) The vitamin that easily gets destroyed by heating during cooking is. (f) holds the plant firmly in the soil. (g) Another name of dietary fibre is. 10. Give a term for the following. (0.5x8 =4) (a) Materials required to prepare a dish. (b) Plants with weak stem that spread on the ground. (c) The nutrient which mainly gives energy to our body. (d) The broad, green surface of the leaf. (e) Mineral that helps in building strong bones and teeth. (f) Green leaf like structures that protect bud. (g) The components in food that are essential for our body (h) The disease caused by deficiency of protein and carbohydrates in the diet. 11. Answer the following questions in one or two sentences. (1x4 =4) (a) Name two chemicals that we use in protein test. (b) Name a food rich in (i) Iodine ii) Iron (c) Write two important functions of stem. (d) Write a difference between herbivore and carnivore. 12. Answer the following questions in words or as instructed. (2x3=6) (a) Write two differences between herbs and shrubs. (b) Name the edible plant part of the following: (i) Cabbage (ii) Tomato (iii) Potato (iv) Groundnut (c) What are weeds? What will happen if weeds are not removed from the fields?

6 13. Answer the following questions in words or as instructed. (3x3 =9) (a) What do you understand by the term venation? Explain two main types of venation with the help of suitable diagrams. (b) Why is water an important component of our daily diet? Write any three points.. (c) How will you test the presence of starch in food items? Write the steps. 14. (a) Observe the diagram given below and answer the following questions Figure A Figure B (i) What do figures A and B depict? (ii) Write one difference between figure A and figure B. (iii) Name one plant of each type that has the given root systems. (b) Write an activity to show that plants release water vapour. (3+2=5) OR (a) Describe the structure of male and female parts of a flower and label the following parts i. Stigma ii. Anther (b) Write an activity to show that stem conducts water. (3+2=5)