栖息地(habitat)
栖息地(habitat)
相关考题:
国务院野生动物保护主管部门应当会同国务院有关部门,根据(),确定并发布野生动物重要栖息地名录。 A.对野生动物及其栖息地状况的评估结果B.对野生动物及其栖息地状况的监测结果C.对野生动物及其栖息地状况的调查结果D.野生动物的生存数量
The sea turtle's natural habitat has been considerably reduced.A: suddenlyB: greatlyC: generallyD: slightly
This species has nearly died out because its habitat is being destroyed.A:turned deadB:passed byC:carried awayD:become extinct
This species has nearly died out because its habitat is being destroyed.A:turned deadB:passed byC:carried away D:become extinct
The destruction of habitats(栖息地)all over the world is the primary reason species are?becoming extinct(灭绝)or endangered.Houses,highways,dams,industrial buildings,and?ever-spreading farms now dominate?21?formerly occupied by forests,deserts,and wetlands.22?the beginning of European settlement in America,23,over 65,000,000 acres of?wetlands have been drained.One million acres alone vanished24?1985 and 1995.Habitat destruction can be?25?or it can be subtle,occurring over a26?period of time?without being noticed.27?such as sewage from cities and chemical runoff fromfarms,can change?the?28?and quantity of water in streams and rivers.To?29?living in a delicately balanced?habitat,this disturbance can be as30?as the clear-cutting of a rainforest.31?remaining habitats are carved into smaller and smaller pockets or islands,remaining?species are forced to exist in these?32?areas,which causes further habitat?33?These?species become less adaptable to environmental?34;in fact,they become?35?endangered.Scientists believe that when a habitat is cut by 90%,one-half of its plants,animals and insects will?become extinct.第34题的答案是( )A.improvementsB.ChangesC.protectionD.development
This species has nearly died out because its habitat is being destroyed.A:turned dead B:passed byC:carried away D:become extinct
填空题One of the purposes of reforestation projects is to protect the habitat and prevent species loss.____
填空题我国草原候鸟冬天的栖息地在:()