La Salle Green Hills Science 4 SY 2024-2025 1st Trimester Exam PDF

LA SALLE GREEN HILLS SCIENCE 4 SY 2024-2025 FIRST TRIMESTER PERIODICAL EXAMINATION QUESTIONNAIRE CN ________________  Mr. Donn Y...

LA SALLE GREEN HILLS SCIENCE 4 SY 2024-2025 FIRST TRIMESTER PERIODICAL EXAMINATION QUESTIONNAIRE CN ________________  Mr. Donn Yves P. Geronimo GRADE LEVEL & SECTION__________  Ms. Anne Celline V. Menguita  Mr. Juan Valentin J. Ponce  Mr. Jason Valenzuela Reminders: 1. Read all the instructions and questions very carefully. 2. All answers must be written on the answer sheet. 3. Write legibly. If the direction requires shading, then shade the bubble properly. Use black or blue pen only. No friction pen, please. 4. Choose to be HONEST. Observe the Lasallian Honor Code at all times. I. MULTIPLE CHOICE Directions: Read the question and the options carefully. Choose the CORRECT answer by shading the circle with the corresponding letter on your answer sheet. 1. Which laboratory tool is used by scientists to measure the mass of an object? A. Triple Beam Balance C. Erlenmeyer Flask B. Graduated Cylinder D. Thermometer 2. Who invented the incandescent light bulb? A. Alexander Graham Bell B. Gregorio Y. Zara C. Thomas Edison D. Nikola Tesla Page 1 of 8 3. Which is TRUE about the following scientists and their inventions? A. Alexander Fleming discovered the first disease-causing virus called penicillin. B. Fe Del Mundo created a bamboo-made incubator only for babies from rich families. C. Narciso Mosuela invented Superkalan that uses wood as an energy source instead of petroleum. D. Tim Berners-Lee developed the World Wide Web to share harmful information for people around the world. 4. Which scientific attitude is shown by the inventor in the situation below: Maria Y. Orosa, a renowned Filipino food scientist, used bananas in creating the condiment, banana ketchup. This is an original Filipino version of the popular tomato ketchup. A. Creativity B. Honesty C. Humility D. Open-mindedness 5. What can we BEST infer from the animal behavior shown in the picture below? A. The gazelles are galloping. B. The gazelles are living in the grasslands. C. The gazelles are running away from hunters. D. The gazelles use their horns to protect themselves. 6. You are tasked to heat a small amount of liquid contained in a test tube. Which laboratory tools do you need to perform this task? II. Test Tube III. Tripod with IV. Alcohol I. Funnel Holder Wire Gauze Lamp A. I and IV only B. II and IV only C. III and IV only D. IV only Page 2 of 8  7. Which pair of scientists and their discovery/invention is matched correctly? A. Angel Alcala → Bamboo-made incubator for babies B. Gregorio Y. Zara → Two-way videophone C. Nikola Tesla → Incandescent light bulb D. Thomas Edison → Global Positioning System (GPS) For Number 8, refer to the graph below: 8. Which of the following is TRUE about the graph above? A. The graph shows an overall decreasing pattern. B. The graph talks about the amount of pollution every year. C. The lowest global temperature was recorded during 1911-1920. D. The global temperature greatly increased from 1971-1980 to 1991-2000. 9. Who among the following shows the BEST scientific attitude? A. Marie continued to research for better solutions to her problem. B. Jane did her experiment without asking for guidance from experts. C. Isaac disregarded the negative results of his experiment in his report. D. Albert stopped doing his research when it failed to show good results. 10. Which of the following shows the positive impacts of science inventions? A. Eating too much processed food makes people unhealthy. B. Dynamites are used to destroy coral reefs in the West Philippine Sea. C. Robots are programmed to replace humans in making important decisions. D. People use social media in the World Wide Web to spread truth and kindness. Page 3 of 8 11. Which of the following is NOT TRUE about the impact of scientists and their inventions? A. Scientists create inventions to improve the quality of life. B. Scientists create inventions to harm people and the environment. C. Scientists create inventions to help us understand the world around us. D. Scientists create inventions to solve problems of society and the environment. 12. Who among the following BEST uses science inventions for positive impact? A. Maria drives an old car that releases a lot of smoke. B. Annie uses her mobile phone all day long watching videos. C. Juan uses Artificial Intelligence (A.I.) in cheating on his school assignment. D. Andres uses advanced technology to make medicines affordable for people. 13. Agriculture and farming is one of the issues that concerns the Philippines. As a Lasallian leader, how would you BEST help our Filipino farmers with the use of science inventions? A. Donate low-quality seeds for them to plant. B. Teach them how to use better farming machines. C. Create robots to replace all farmers in their jobs. D. Convert their farming lands into factories and villages. 14. Which of the following statements BEST describes a chemical property of a material? A. The material is soft and flexible. B. The material is shiny and smooth. C. The material melts when heated. D. The material reacts with oxygen to form rust. 15. Justine observed that the silver spoon changes its color and food waste decomposes over time. What does this tell you about the chemical properties of these materials? A. Both the silver spoon and food waste are non-reactive. B. The silver spoon is biodegradable and the food waste can burn. C. The silver spoon can tarnish and the food waste is biodegradable. D. The silver spoon can turn to ashes and the food waste does not decompose. Page 4 of 8 16. Baking soda reacts quickly with vinegar to produce bubbles while salt remains unchanged. What can you conclude about the chemical properties of these materials? A. Both materials are biodegradable. B. Both materials do not react with vinegar. C. Baking soda reacts with vinegar while salt does not. D. Salt has a chemical property that allows it to burn while baking soda does not. 17. What happens to water when it is exposed to extremely low temperatures? A. It turns into gas. B. It stays the same. C. It turns into a solid. D. It turns into a liquid. 18. Which happens when wood is burned? A. The wood becomes wet and slippery. B. The wood turns into ash, releasing heat and gases. C. The wood changes shape but material stays the same. D. The wood changes color but remains unchanged chemically. 19. Which example BEST illustrates the change in chemical properties due to temperature? A. Ice melts to liquid water B. Freezing water to make ice cubes C. Overheating caramel causes it to be burnt D. Wood in a cool environment remains unchanged 20. What happens to a piece of iron when it gets wet and is left outside in the rain for a long time? A. It shines brighter. B. It becomes heavy. C. It turns a reddish-brown color. D. It becomes softer and flexible. 21. Which of the following is an effective way to minimize harmful changes in materials? A. Disposing of chemicals in regular trash bins. B. Using new materials without reusing old ones. C. Burying all waste materials to get rid of them quickly. D. Recycling materials like plastic and paper instead of burning them. Page 5 of 8 22. Your community is planning to burn a large pile of waste to get rid of it quickly. Which is a BETTER alternative to minimize harmful changes to the environment? A. Discard the waste in the river. B. Burn the waste but only at night. C. Shred the waste into small pieces. D. Send recyclable materials to the recovery facility. 23. While working in a school laboratory, you accidentally spill a reactive chemical on the table. What is the safest way to handle this situation? A. Quickly wipe it with a paper towel. B. Pour water on the spill to neutralize it. C. Leave the spill as it is and continue working. D. Inform your teacher and follow guidelines in handling reactive materials. 24. Which option should the factory choose to minimize harmful environmental changes and why? A. Burn the waste because it gets rid of the materials faster. B. Release the waste into the ocean to save space in the landfills. C. Use combustion for waste because it is cheaper and more convenient. D. Repurpose the waste because it reduces air pollution and conserves resources. 25. What is one environmental problem that science can help solve in many local communities? A. Shortage of sports facilities B. Lack of entertainment centers C. Limited access to playgrounds D. Poor waste management leading to pollution 26. Your town needs to choose how to handle waste. Which choice is better for the environment? A. Build a landfill because it takes less time. B. Build a landfill because it’s easier to put trash there. C. Start a recycling program because it makes more trash. D. Start a recycling program because it cuts down on trash and protects nature. Page 6 of 8 27. Your class is doing a survey about littering in your neighborhood. After collecting answers, what should you do to organize the information? A. Classify the types of littering and present it to the class. B. Only tell your teacher the answers that match what you think. C. Write down the answers in any order without thinking about them. D. Ignore the answers and just think about what you believe about littering. 28. Which of the following internal organs is protected by the ribcage? A. Brain B. Eyes C. Heart D. Urinary bladder 29. Which type of muscle tissue can only be found in the heart for pumping blood? A. Cardiac muscles B. Skeletal muscles C. Smooth muscles D. None of the above 30. A person suffered from broken leg bones after getting hit by a car that is overspeeding on the road. Which disorder does the person have? A. Fracture B. Osteoporosis C. Scoliosis D. Sprain 31. Carlos Yulo won two (2) Olympic gold medals in gymnastics. Which of the following is most likely being practiced by Carlos Yulo? A. Eat foods that are high in sugar and fats. B. Drink 8 to 10 glasses of high energy drinks instead of water. C. Have a short amount of sleep due to intense training sessions. D. Practice gymnastic skills regularly for endurance and performance. 32. Mario is new in his job as a construction worker. Which of the following should he BEST do as a safety precaution while working at the construction site? A. Eat healthy foods to maintain his energy. B. Drink milk for strong bones to prevent fractures. C. Wear a hard hat to protect his head from falling objects. D. Do stretching exercises to warm up before starting work. Page 7 of 8 33. How do our bones and muscles work together when lifting a heavy object? A. The bones push the muscles to lift the arm. B. The bones and muscles relax to lift the arm. C.The muscles pull on the bones to make them move. D. The muscles and bones work independently without affecting each other. 34. Patricia volunteers to teach bones and muscles to her peers in their community. Which of the following shows the CORRECT information to be included in her discussion? A. Our bones and muscles allow us to move. B. We can find cardiac muscles in the walls of our lungs. C. Our bones and muscles are protected by the internal organs. D. We can voluntarily control the smooth muscles of our stomach and intestines. 35. Who among the following BEST shows proper care of one’s bones and muscles? A. John plays video games all day and skips stretching or exercising. B. Maria eats healthy foods, exercises regularly, and makes sure to rest her body. C. Luigi lifts heavy objects without warming up and drinks sugary drinks often. D. Anna stays up late watching TV and rarely goes outside to play or exercise. Page 8 of 8