2025年六年级英语下册生物多样性保护英语表达试卷及答案

2025 年六年级英语下册生物多样性保护英语表达试卷及答案 一、单项选择题（每题2 分，共10 题） 1. What does "endangered species" mean? A. Animals that are very common. B. Animals that are likely to become extinct. C. Animals that live in zoos. D. Animals that are dangerous. 2. Which action helps protect biodiversity? A. Cutting down forests. B. Polluting rivers. C. Planting trees. D. Hunting wild animals. 3. A "habitat" is the place where an animal ______. A. sleeps B. eats C. naturally lives D. plays 4. Why are bees important to biodiversity? A. They make honey. B. They pollinate plants. C. They are insects. D. They live in groups. 5. Which is a threat to marine biodiversity? A. Recycling plastic. B. Coral reef protection. C. Ocean pollution. D. Using reusable bags. 6. What does "deforestation" cause? A. More habitats for animals. B. Loss of animal homes. C. Cleaner air. D. Increased rainfall. 7. How can we help protect birds? A. Destroy nests. B. Keep cats indoors. C. Use pesticides. D. Cut down trees. 8. Protected areas like national parks help biodiversity by ______. A. allowing hunting B. limiting human activities C. building factories D. encouraging pollution 9. Which animal is a symbol of endangered species? A. Domestic cat B. Giant panda C. Common pigeon D. Farm cow 10. "Reduce, Reuse, Recycle" helps biodiversity by ______. A. increasing waste B. saving resources C. polluting less D. both B and C 二、多项选择题（每题2 分，共10 题） 1. Which are reasons for protecting biodiversity? (Choose two) A. It provides food and medicine. B. It makes the planet less beautiful. C. It balances ecosystems. D. It increases pollution. 2. What can you do to protect biodiversity? (Choose two) A. Litter in parks. B. Use less plastic. C. Plant native flowers. D. Leave lights on all night. 3. Which human activities harm biodiversity? (Choose two) A. Creating nature reserves. B. Overfishing. C. Building wildlife corridors. D. Industrial pollution. 4. Endangered species include: (Choose two) A. Tigers B. Pigeons C. Sea turtles D. Common earthworms 5. Why are rainforests important? (Choose two) A. They absorb carbon dioxide. B. They have few species. C. They are home to many animals. D. They cause climate change. 6. How does climate change affect biodiversity? (Choose two) A. Melting ice harms polar bears. B. Oceans become healthier. C. Coral reefs bleach and die. D. Plants grow faster everywhere. 7. Which are ways to conserve water for biodiversity? (Choose two) A. Leave taps running. B. Fix leaking pipes. C. Use water-saving appliances. D. Water lawns daily. 8. What makes a species invasive? (Choose two) A. It is native to the area. B. It harms local ecosystems. C. It spreads rapidly. D. It increases biodiversity. 9. How do zoos help conservation? (Choose two) A. By capturing wild animals. B. By breeding endangered species. C. By educating the public. D. By releasing all animals immediately. 10. Which are renewable resources? (Choose two) A. Solar energy B. Coal C. Wind power D. Plastic 三、判断题（每题2 分，共10 题） 1. Biodiversity only refers to animals. (True/False) 2. Extinct means a species no longer exists. (True/False) 3. Using pesticides always helps biodiversity. (True/False) 4. Wetlands are important habitats for birds. (True/False) 5. All insects are harmful to plants. (True/False) 6. Recycling paper helps save trees. (True/False) 7. Keeping pets taken from the wild is good for biodiversity. (True/False) 8. National parks protect natural habitats. (True/False) 9. Poaching helps endangered species. (True/False) 10. Every species plays a role in the ecosystem. (True/False) 四、简答题（每题5 分，共4 题） 1. Why is biodiversity important for humans? (Give two reasons) 2. Name two ways students can help protect biodiversity at school. 3. Explain what "endangered" means and give one example. 4. How does reducing plastic use help marine animals? 答案 一、1.B 2.C 3.C 4.B 5.C 6.B 7.B 8.B 9.B 10.D 二、1.AC 2.BC 3.BD 4.AC 5.AC 6.AC 7.BC 8.BC 9.BC 10.AC 三、1.False 2.True 3.False 4.True 5.False 6.True 7.False 8.True 9.False 10.True 四、 1. It provides food/medicine; maintains ecosystem balance. 2. Plant trees/gardens; recycle waste; reduce paper use. 3. At risk of extinction; e.g., tigers/pandas. 4. Less plastic waste in oceans reduces animal ingestion/entanglement.