Mọi người ơi còn 14 câu cuối cùng ạ, mọi người giúp em với nha 50._______ is the existence of a wide variety of plant and animal species living in their natural environment. . a. Biodiversity b. Conservation c. Globe d. Individual 51.It is found that endangered species are often concentrated in areas that are poor and densely populated, such as much of Asia and Africa. a. disappeared b. increased c. threatened d. reduced 52._______ is a branch of Natural Science, and is the study of living organisms and how they interact with their environment. a. Biology b. Biological c. Biologist d. Biologically 53. A / an _______ species is a population of an organism which is at risk of becoming extinct. a. dangerous b. endanger c. endangered d. endangerment 54.Only a few of the many species at risk of extinction actually make it to the lists and obtain legal _______. a. protect b. protection c. protective d. protector 55. Probability of extinction depends _______ both the population size and fine details of the population demography. a. on b. in c. from d. for 56.Many modern medicines are derived _______ plants and animals. a. on b. for c. from d. in 57.15,589 species (7,266 animal species and 8,323 plant species) are now considered _______ risk _______ extinction. a. at / of b. on / in c. for / with d. in / at 58.Internationally, 189 countries have signed _______ accord agreeing to create Biodiversity Action Plans to protect endangered and other threatened species. a. a b. an c. the d. Ø 59.Known worldwide by its panda logo, World Wildlife Fund (WWF) is dedicated to protecting _______ world's wildlife and the rich biological diversity that we all need to survive. a. a b. an c. the d. Ø 60.WWF is _______ leading privately supported international conservation organization in the world, and has sponsored more than 2,000 projects in 116 countries. a. a b. an c. the d. Ø 61.Many nations have laws offering protection to these species, such as forbidding hunting, restricting land development or creating _______. a. agencies b. reserves c. awareness d. challenges 62.Being listed as an endangered species can have negative effect since it could make a species more desirable for collectors and poachers. a. awareness b. preservation c. support d. impact 63.World Wide Fund for Nature was formed to do the mission of the preservation of biological diversity, sustainable use of natural resources, and the reduction of pollution and wasteful consumption. a. contamination b. energy c. extinction d. development 64.The Bali Tiger was declared extinct in 1937 due to hunting and habitat loss. a. reserve b. generation c. natural environment d. diversity