Question

\(Read the following passage and choose the most appropriate answer from A,B,C or D to answer questions. Rain forests cover less than six percent of the earth’s area, but they have 100,000 kinds of all the kinds of plants on the earth. Three-fourths of known kinds of plants and animals call the rain forest their home. Twenty percent of our different kinds of medicine come from rain forests. The glues on an envelope and in shoes come from tropical plants. Rain forests provide materials for hundreds of other products. Rain forests are also very important to the world’s climate. The Amazon rain forest alone receives about thirty to forty percent of the total rainfall on the earth and products about the same percentage of the world oxygen. Some scientists believe that the decreasing size of rain forests will affect the climate on the earth, making it uncomfortable or even dangerous for life. Saving rain forests is an international problem. One country, or even a few countries, cannot solve the problem alone. The nations of the world must work together to find a solution before it is too late. 1. What percent of the earth’s area do rain forests cover? A. Only 6 percent B. 20 percent C. less than 6 percent D. over 6 percent 2. How many known kinds of plants and animals call the rain forests their home? A. B. C. D. 3. What percent of the total rainfall on the earth does the Amazon rain forests receive? A. about 20 to 30 B. less than 30 C. exactly 30 to 40 D. about 30 to 40 4. According to some scientists, what will the decreasing size of rain forests affect on the earth? A. oxygen B. climate C. plants D. only animals 5. According to the passage, what must the nations of the world do to find a solution? A. work together B. work alone C. save rain forests only D. save their lives \)

Answer 1

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