2025年四年级英语下册自然类单词在环保话题中的运用试卷及答案

2025 年四年级英语下册自然类单词在环保话题中的运用试卷及答案 一、单项选择题（每题2 分，共10 题） 1. We should not throw rubbish into the ______ to keep it clean. A. forest B. river C. mountain D. desert 2. Trees help to clean the ______ by producing oxygen. A. soil B. air C. ocean D. plastic 3. "Reduce, reuse, recycle" helps to protect the ______. A. environment B. factory C. vehicle D. building 4. Polar bears live in the ______, which is melting due to global warming. A. desert B. grassland C. ocean D. Arctic 5. Using too much plastic can harm ______ animals like turtles and fish. A. desert B. mountain C. ocean D. forest 6. We should save water because it is a precious ______ resource. A. natural B. man-made C. electric D. metal 7. Planting more trees can prevent ______ and keep the soil healthy. A. pollution B. erosion C. recycling D. energy 8. Bees are important for pollinating flowers and helping ______ grow. A. rocks B. crops C. oil D. sand 9. Turning off lights when leaving a room saves ______. A. water B. electricity C. paper D. air 10. "Composting" food waste helps to enrich the ______. A. plastic B. soil C. air D. noise 二、多项选择题（每题2 分，共10 题） 1. Which actions help protect forests? ( ) A. Planting new trees B. Recycling paper C. Cutting down trees for farms D. Using less wood products 2. What are renewable energy sources? ( ) A. Solar power B. Coal C. Wind energy D. Natural gas 3. Which items can be recycled? ( ) A. Glass bottles B. Banana peels C. Plastic bags D. Old newspapers 4. How can we reduce air pollution? ( ) A. Riding bicycles B. Burning trash C. Using electric cars D. Planting trees 5. Which animals are affected by ocean pollution? ( ) A. Dolphins B. Eagles C. Sea turtles D. Lions 6. What causes soil erosion? ( ) A. Planting grass B. Cutting down trees C. Heavy rain D. Building terraces 7. How to save water at home? ( ) A. Fix leaking taps B. Take long showers C. Collect rainwater for plants D. Wash cars with a hose 8. Which are natural resources? ( ) A. Sunlight B. Computers C. Wind D. Coal 9. What harms the environment? ( ) A. Using reusable bags B. Littering C. Factories releasing smoke D. Overfishing 10. How do bees help the environment? ( ) A. They make honey B. They pollinate flowers C. They control pests D. They improve soil quality 三、判断题（每题2 分，共10 题） 1. Plastic bags decompose quickly in nature. ( ) 2. Turning off the tap while brushing teeth saves water. ( ) 3. Cutting down trees always harms the environment. ( ) 4. Solar panels produce electricity from sunlight. ( ) 5. All trash should be buried in landfills. ( ) 6. Using public transportation reduces air pollution. ( ) 7. Composting is a way to recycle food waste. ( ) 8. Oil spills do not affect birds living near oceans. ( ) 9. Recycling aluminum cans saves energy. ( ) 10. Protecting wetlands helps prevent floods. ( ) 四、简答题（每题5 分，共4 题） 1. Why is it important to protect endangered animals? 2. Describe two ways to reduce plastic waste in daily life. 3. Explain how planting trees helps fight climate change. 4. What can you do at school to promote recycling? 答案 一、单项选择题：1. B 2. B 3. A 4. D 5. C 6. A 7. B 8. B 9. B 10. B 二、多项选择题：1. ABD 2. AC 3. ACD 4. ACD 5. AC 6. BC 7. AC 8. ACD 9. BCD 10. AB 三、判断题：1. F 2. T 3. F 4. T 5. F 6. T 7. T 8. F 9. T 10. T 四、简答题（参考答案）： 1. Endangered animals maintain biodiversity; their loss disrupts ecosystems. 2. Use reusable bags/bottles; avoid single-use plastics. 3. Trees absorb CO2, release oxygen, and cool the air. 4. Set up recycling bins; organize awareness campaigns.