Scientists say that the total number of species(物种)lost each year may reach40,000.Many animals are in d 1 The Malayan Sun Bear is among the animalsthat need our h 2.Malayan Sun Bears live in f 3 which are being destroyedby people who are cutting down the trees and using the land ...
different habitats of se a animals C. methods of information collection D. the Sargasso Se a as an entire ecosystemC A great number of species make their home in the vast waters of the Atlantic Ocean. Although the entire ocean makes up an ecosystem,many smaller habitats are found within, ...
根据文章第一段的Scientists today are concerned about the growing number of species in the world that may soon become extinct. The United Nations, along with many governments, are trying to save these endangered species.(今天,科学家们对世界上越来越多的可能很快灭绝的物种感到担忧。联合国和许多国家...
由文章第一段“It is reported that a growing number of species are in immediate danger of extinction due to human activities. Therefore, scientists have successfully used satellite cameras to count animals in various environments, leading to environmentalists an important step forward in monitoring ...
spatial requirements of tamarins. Tamarins are rigidly territorial,”所以单单B并不能够说明问题。
What species of plants and animals now exist and what is the rate at which they are disappearing. Possibly the best approximations given at the National Academy of Sciences in Washington, D.C. in October 1997; The report from Sir Robert M. May; The work of Stuart L. Pimm of the ...
A. The species of grass in grasslands. B. The species of trees in grasslands. C. The number of flowers in grasslands. D. The number of animals in grasslands. E. 从文章最后两句话可知,蝴蝶的减少和草地上的花减少有关。C项正确。 相关知识点: 试题...
Firstly, habitat destruction stands as the most substantial factor contributing to the reduction in wildlife populations. Urban expansion, deforestation, and agricultural encroachment have drastically diminished the available natural habitats of many species. This loss of habitat n...
Animal trade and non-indigenous species introduction: the world-wide spread of squirrels of animals released and decreased proportionately to the increase of the latitudinal distance between the recipient area and the native range of the species... S Bertolino - 《Diversity & Distributions》 被引量...
Animals are our friends and part of our environment 相关知识点: 试题来源: 解析 1.A 2.C 3.C 4.D 5.B 1.细节题。根据文中we can see the number of animal species decreases faster and faster and this trend will continue.可知动物物种的数量减少的越来越快。故答案为A。 2. 细节题。