Tiêu đề Grade 11- UNIT 10- Test 1.doc ✅

6. An imbalanced ecosystem may cause a lack of food, water and fresh air. A. polluted B. sweet C. clean D. spoiled 7. We may talk about a lot of benefits provided by a healthy ecosystem. One of them is that it provides us with a lot of products. A. advantages B. harms C. disadvantages D. damages V. Mark the letter A, B, C, or D to indicate the correct answer to each of the following sentences. 1. The government has ________ measures to restore and protect the ecosystem. A. given B. driven C. taken D. put 2. We can find a lot of flora and fauna ________ in Cuc Phuong National Park. A. species B. kinds C. regions D. types 3. Many species are saved from disappearing by ________ efforts. A. conserve B. conservative C. conservation D. conservationist 4. Reducing the use of fresh water can help to protect marine ________. A. ecology B. ecosystems C. ecologists D. ecotourism 5. That humans overuse natural resources may ________ the loss of biodiversity. A. invest in B. refer to C. depend on D. lead to 6. In an ecosystem, plants, animals and other living and non-living things form a ________. A. community B. society C. village D. world 7. Flora refers ________ the plant life present in a particular region or ecosystem. A. about B. of C. to D. for 8. We don’t want our planet to ________ biodiversity, do we? A. win B. lose C. keep D. remain 9. ________ is a land protected by the government because of its natural beauty or special history. A. Destination B. Habitat C. Ecosystem D. National Park 10. ________ forest is a thick forest that grows in the hot parts of the world. A. Tropical B. Warming C. Heating D. Native 11. Tigers are ________ because they give birth to live young, not eggs and feed their young on milk. A. insects B. reptiles C. mammals D. carnivores 12. There are many factors that ________ to global warming. A. leads B. refer C. mention D. contribute 13. This national park ________ a large area of freshwater wetlands. A. covers B. accounts C. makes D. calculates 14. ________ to 226 species of plants, U Minh Thuong is the region with the richest biodiversity in the Mekong River Delta. A. House B. Place C. Home D. Site 15. The ideal time to ________ this place is from August to November, known as the floating water season of the region. A. exploration B. explore C. exploring D. explorers 16. A/An ________ is a community that has living things, like flora and fauna. A. ecosystem B. habitat C. society D. environment 17. Many ecosystems around the world are being lost, damaged or destroyed ________ climate change. A. because B. because of C. despite D. though 18. It's very important to protect and ________ natural resources for future generations. A. spend B. use C. create D. restore 19. Wildlife ________ are now a concern for many people. Some raise them as pets. A. flowers B. plants C. species D. trees 20. Koalas and kangaroos are ________ animals to Australia only. They come from this country. A. tropical B. native C. raw D. alternative 21. Some groups of ________, including lions and tigers, eat mainly meat. A. mammals B. insects C. fish D. reptiles 22. U Minh Thuong attracts tourists not only with its wild and beautiful scenery but also with its rare and rich ________. A. diversely B. diversify C. biodiversity D. diverse 23. Plants play an important role in ecosystems. They ________ food and shelter for many animal species. A. provide B. support C. prevent D. protect 24. You shouldn't collect rare insects for your collection because they are ________. A. danger B. dangerous C. endanger D. endangered
25. Collecting species will harm local biodiversity and have a serious effect on the ________ of the local ecosystem. A. imbalance B. balance C. equality D. equal 26. Some mammals are ________ the list of rare and endangered species, native to Vietnam. A. on B. in C. among D. about 27. People should be educated about the ________ of biodiversity. A. important B. importance C. unimportant D. importantly 28. The project aims to restore 100 million hectares of ________ land, limit the amount of carbon dioxide and create jobs in Africa. A. damaging B. damage C. damaged D. to damage VI. Match the words/ phrases on the left with their meanings on the right. 1. mammal a. thick forest that grows in hot parts of the world 2. flora b. any animal that feeds its young on milk 3. fauna c. the protection of plants and animals, natural areas, etc. from the damage 4. biodiversity d. all the plants of a particular place or from a particular period 5. habitat e. a series of living things that are connected because each group of things eats the group below it in the series 6. ecosystem f. all the animals that live wild in a particular area 7. conservation g. the number and types of plants and animals that exist in a particular area or in the world generally 8. species h. the natural environment in which an animal or plant usually lives 9. food chain i. all the living things in an area and the way they affect each other and the environment 10. tropical forest j. a set of animals or plants which have similar characteristics to each other VII. Fill in each blank with a suitable phrase from Task 2. Change the verb and noun forms if necessary. 1. _____________________ is essential for a healthy _____________________ because it ensures a variety of species can coexist. 2. The Amazon is the world’s biggest _________________ with diverse flora and __________________. 3. Many _____________________; for example, elephants and giraffes eat primarily plants. 4. The ___________________ of many animals is being threatened by deforestation and natural disasters. 5. _____________________ efforts are crucial to protect endangered species and maintain a balanced ecosystem. 6. The _____________________ in the wetlands provide shelter and food for numerous types of birds and fish. 7. The decline in certain _____________________ can have negative effects on the entire ecosystem. 8. The marine __________________ begins with tiny organisms and ends with large animals like sharks. VIII. Complete each sentence using the correct form of the word in brackets. 1. Conservation organisations work tirelessly to protect _____________________ species. (DANGER) 2. The ___________________ of certain plant species can negatively affect the balance of the ecosystem. (DISAPPEAR) 3. Efforts to _____________________ damaged wetlands have been successful, bringing back native plants and animals. (RESTORATION) 4. The ___________________ of rainforests is a major concern for the global environment. (DESTROY) 5. Human activities, such as deforestation and pollution, do harm to _____________________ habitats of many animals. (NATURE) 6. The study of ecology helps US understand how _____________________ organisms interact with each other and their environment. (LIVE) 7. The conservation projects aim to minimise the _____________________ damage caused by human activities. (ECOLOGY) 8. Climate change and pollution can contribute to _____________________ of biodiversity in the area. (LOSE)
IX. Complete each sentence with one suitable phrase from the box. Change the form of the word if necessary. cut down run out of home to break down native to 1. If we continue to overuse our natural resources, we may ____________________ them. 2. The Amazon rainforest is ____________________ a vast range of plant and animal species. 3. Overfishing is one of the reasons leading the marine ecosystem to ____________________. 4. Non-native species can pose a threat to species which are ____________________ a particular region. 5. Deforestation is a serious environmental issue which involves ____________________ trees on a large scale. X. Choose the correct word to complete each sentence. 1. A no-take zone / national park is a protected area where no fishing or hunting is allowed, aimed at conserving marine life. 2. Providing shelter / cruelty and protection for young animals is an important part of ensuring their survival in the wild. 3. Many countries have taken steps to ban / declare the hunting of endangered species to protect their populations. 4. Food security / Bird-watching is a relaxing activity that allows you to observe various species in their natural habitat. 5. Many people now do green jobs / raw materials, like recycling or taking care of parks, to help protect the environment. 6. To deal with climate change, it’s important to invest in alternative / ideal energy sources and reduce our reliance on carbon footprint / fossil fuels. 7. Snorkelling / Oil drilling in the Great Barrier Reef is a fascinating way to explore the marine ecosystem. 8. The overuse / launch of a new environmental law aims to promote the sustainability of natural resources / forest fire. 9. Living / Non-living things like rocks, water and soil playa role in shaping the landscape within an ecosystem. 10. Improved living conditions have led to an increase in life expectancy / wetlands in many parts of the world. XI. Use the words in the box to make compound nouns, then match them to the suitable definitions below. wild water bird scuba life over way diving watching wet 1. A path or route for the flow of water, such as a river or canal. ___________________ 2. Animals that live independently of people, in natural conditions. ___________________ 3. A large area of land covered with swamp or marsh. ___________________ 4. The fact that something is used too often or too much, often leading to harm. ___________________ 5. The activity of observing birds in their natural environment. ___________________ 6. The sport of swimming underwater with special breathing equipment. ___________________ XII. Choose the correct word to make compound nouns that match their definitions. 1. Food system / chain: The order in which animals eat plants and each other in nature 2. Green / Blue job: A type of work that helps the environment, like recycling or planting trees 3. Forest burn / fire: A burning in an area of land with many trees, that is difficult to control 4. Mangrove / green forest: A kind of forest near the ocean with trees that grow in salty water 5. Rawing / Raw material: Anything like wood, oil or cotton in its natural condition before used to make other things 6. National garden / park: An area that is protected by the government because of its natural beauty and importance to history 7. Fishing / Fish cat: A kind of wild cat that likes to catch fish to eat 8. Coral rock / reef: An area of coral, the top of which can sometimes be seen just above the sea 9. No-take / No-get zone: A place where people can’t fish or hunt, so the animals and plants are protected 10. Non-living / life: Something that isn’t alive, like rocks or water.