KIANGSU-CHEKIANG COLLEGE (SHATIN) Easter Holidays Assignment Form One Integrated Science. Total Marks: 100. Instructions:

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1 KIANGSU-CHEKIANG COLLEGE (SHATIN) Easter Holidays Assignment Form One Integrated Science Total Marks: 100 Instructions: 1. This paper consists of SIX sections. Attempt ALL questions. 2. Put all your answers on the answer sheets provided. 3. The total score is 100 marks. Section A: True/False Questions (15%) 1. A test tube is a measuring instrument in the laboratory. 2. An astronomer finds out how to grow larger tomatoes. 3. Living things are made of small units called cells. 4. Whales are fish. 5. Keys can be used to classify and identify things. 6. Human activities endanger wildlife. 7. Cell membrane controls the movement of substances into and out of the cell. 8. A girl s period always occurs every 28 days. 9. Missing a period after sexual intercourse is a sign of possible pregnancy. 10. AIDS cannot be transmitted by touch people who have the disease. 11. An explosion is an example of a controlled energy conversion process. 12. Using fluorescent lamp saves energy more than using light bulb. 13. We need to take every safety measure to ensure the safe storage and transportation of fuels. 14. The energy stored in a dry cell is electrical energy. 15. The fuel used in aeroplane is liquefied petroleum gas. Section B: Fill in the Blanks: (15%) 1. The umbilical cord connects the foetus to the p ( a ). 2. Sperms are made in the testes, then move along the sperm tube, and come out from the p ( b ). 3. The time period during which our reproductive organs become mature is called p ( c ). 4. Menstruation is also called p ( d ). 5. U ( e ) is the structure where the foetus develops during pregnancy. 6. Plant cells usually have a large v ( f ). 7. A boy is eating a piece of bread. ( g ) energy is stored in the bread. 8. A girl is playing the piano. The piano gives out ( h ) energy. 9. Here is a music box. Wind it up and observe what happens. Page 1

2 The ( i ) energy of the hand changes into the ( j ) energy of the winding in the music box. It then turns into ( k ) energy and ( l ) energy. 10. Turn on the power supply below and observe what happens to the electric motor. The ( m ) energy of the power supply changes into the ( n ) energy ( o ) of the weight. Section C: Multiple Choices - Choose the BEST answer. (20%) 1. What does the teacher use? A. A fire extinguisher. B. A sand bucket. C. A fire blanket. D. A First aid box. 2. What is used to measure weight accurately? A. A ruler. B. A thermometer. C. A balance. D. A Stop-watch. 3. A unit of weight is A. cm. B. 3 cm. C. h. D. g. 4. The most suitable unit for measuring the time taken for MTR train journeys is the A. second. B. minute. C. hour. D. day. 5. Length and time are examples of A. measurements. B. hypotheses. C. units. D. conclusions. 6. Which of the following involves an uncontrolled energy change? A. Burning gas with a gas cooker at home. B. A forest fire. C. The explosion of fuel in a car engine. Page 2

3 D. Using an electric motor. 7. Which of the following cylinders is being read correctly? 3 8. A measuring cylinder contains 26 cm of water. Five equal metal balls are placed in the water. The diagram shows the new water level. What is the volume of each ball? A. 3 5 cm B. 3 6 cm C. 51 cm D. 52 cm An animal is seen swimming in water. It is covered with hair. It could be a/an A. mammal. B. reptile. C. amphibian. D. fish. 10. Which of the following is NOT a female reproductive organ? A. bladder B. ovary C. vagina D. oviduct 11. Which of the following are good ways to conserve wildlife? i. make laws ii. education iii. setting up nature reserves A. i and ii only Page 3

4 B. ii and iii only C. i and iii only D. i, ii and iii 12. A microscope makes things A. grow smaller. B. look smaller. C. grow bigger. D. look bigger. Refer to the drawing of a microscope below to answer questions 13 to Which parts work together to make the object look bigger? A. 1 and 2 only B. 2 and 3 only C. 3 and 4 only D. 5 and 6 only 14. Which parts work to focus the image? A. 1 and 2 only B. 2 and 3 only C. 3 and 4 only D. 5 and 6 only 15. Which part works to reflect light onto the object? A. 2 only B. 4 only C. 5 only D. 6 only 16. Which of the following activities is dangerous to a pregnant woman? i. smoking ii. drinking wine iii. doing vigorous exercise A. i only B. i and ii only C. ii and iii only D. i, ii and iii 17. Which of the following is NOT a physical change of a girl at puberty? A. Her voice sounds deeper. B. Her breasts become larger. C. Menstruation begins. D. Her hips become rounder. 18. The main cause of sexually transmitted diseases is A. eating with an infected person. B. using the towels in public place. Page 4

5 C. sexual intercourse. D. transmission through air. 19. What is the main energy source used in the world today? A. Coal B. Natural gas C. Oil D. Hydroelectricity 20. What form of energy is stored in fossil fuels? A. heat energy B. light energy C. nuclear energy D. chemical energy Section D: Matching (8%) What will you do when accidents like these happen? 1. Your fingers are burnt by Bunsen flame. A. Tell your teacher. 2. Some chemicals are spilled on your lips accidentally. B. Close the gas taps closest to you and tell your teacher. 3. A chemical gets onto your skin. C. Don t be shy. Scream for help. If it is minor, put it out by water, then tell your teacher. 4. You break a piece of glass apparatus. D. Wash it off with running water and tell your teacher. 5. You break a mercury thermometer. E. Tell the students nearby so that they don t cut themselves. Then tell your teacher. 6. You spill some chemicals on the bench. F. Rinse your mouth with water immediately and tell your teacher. 7. Your hair or part of your clothes caught on fire by the Bunsen flame. G. Place your fingers straight away under running water and tell your teacher. 8. You smell gas leaking. H. Mercury is very poisonous. If this happens, do not touch it. Tell your teacher immediately. Page 5

6 Section E: Magic word puzzle (10%) 1. One method of birth control. 2. Found in every living cell. 3. A single-celled animal. 4. Places where human eggs are made. 5. Male sex cell. 6. The cells of these organisms have cell wall. 7. Formed following fertilization. Now look at the letters in the black box. What word do they form? What does the word mean? Page 6

7 Section F: Short Questions (32%) 1. a. List any TWO birth control methods used by MALES. b. List any TWO changes that occur in a GIRL during puberty. 2. Correctly place the following words in the boxes: fertilisation ovum male testes female sperm Fertilized ovum ovaries embryo Page 7

8 3. The bar chart below shows the number of dolphins found dead in waters around Hong Kong. a. How many dolphins were found dead between 1987 and1996? b. In which year was the least number of dolphins found dead? c. Suggest two reasons for the increasing number of dolphins found dead starting d. What can be done to save the dolphins? Page 8

9 4. Some of the pictures below show how to save energy. a. Put a in the boxes. Others show how you waste energy, put a x there. b. Suggest two MORE ways to save energy. c. List any two renewable energy sources. End of Paper Page 9

10 KIANGSU-CHEKIANG COLLEGE (SHATIN) Easter Holidays Assignment Form One Integrated Science Time allowed: 60 minutes Date: April 16, 2002 Time: 8:30 9:30 Total Marks: 100 Section A: True/False Questions (15%) Answer Sheets Section B: Fill in the Blanks: (15%) a. b. c. d. e. f. g. h. i. j. k. l. m. n. o. Section C: Multiple Choices - Choose the BEST answer. (20%) Section D: Matching (8%) Page 10

11 Section E: Magic word puzzle (10%) The word formed is: ( 1%) The word means: (2%) Section F: Short Questions (32%) (7%) 1.a. (4%) 1.b. (4%) 2. Page 11

12 (8%) 3.a. (1%) 3.b. (1%) 3.c. (4%) 3.d. (2%) 4.a. Page 12

13 (3%) 4.b. (4%) 4.c. (1%) End of Answer Sheet KIANGSU-CHEKIANG COLLEGE (SHATIN) Easter Holidays Assignment Form One Integrated Science Time allowed: 60 minutes Date: April 16, 2002 Time: 8:30 9:30 Total Marks: 100 Page 13

14 Answer Sheets Section A: True/False Questions (15%) 1. F 2. F 3. T 4. F 5. T 6. T 7. T 8. F 9. T 10. T 11. F 12. T 13. T 14. F 15. F Section B: Fill in the Blanks: (15%) a. placenta b. penis c. puberty d. period e. Uterus f. vacuole g. Chemical h. sound i. kinetic j. potential k. sound / kinetic l. kinetic / sound m. electrical n. kinetic / potential o. potential / kinetic Section C: Multiple Choices - Choose the BEST answer. (20%) 1. A 2. C 3. D 4. B 5. A 6. B 7. B 8. A 9. A 10. A 11. D 12. D 13. A 14. C 15. D 16. D 17. A 18. C 19. C 20. D Section D: Matching (8%) 1. G 2. F 3. D 4. E 5. H 6. A 7. C 8. B Section E: Magic word puzzle (10%) The word formed is: puberty ( 1%) The word means: The body produces sex hormones which cause secondary sexual characteristics. (p. 121) (2%) Section F: Short Questions (32%) (7%) 1.a. condom, spermicides, safe period or sterilization (any two) (4%) Page 14

15 1.b. (4%) Growth of pubic hair and hair at the armpits. Growth and development of breasts. Broadening of hips. (any two) (p.121) 2. (8%) 3.a. 53 dolphins (1%) 3.b. in 1992 (1%) Page 15

16 3.c. This may be due to the increasing boat traffic, (4%) the loss of habitat due to the development of new airport. 3.d. The government can set up laws cad a protection zone to provide shelter (2%) for the dolphins. 4.a. (3%) 4.b. Take a shower instead of a bath. Do not take the lift go up or down one floor.(4%) Try not to use air-conditioner if it is not too hot. (any two) 4.c. solar power, wind power (1%) End of Answer Sheet Page 16

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