綜合類相同項(xiàng)單選集考試卷模擬-考試題

1、姓名：_ 班級(jí)：_ 學(xué)號(hào)：_-密-封 -線- 綜合類相同項(xiàng)單選集考試卷模擬*考試題考試時(shí)間：120分鐘 考試總分：100分題號(hào)一二三四五總分分?jǐn)?shù)遵守考場(chǎng)紀(jì)律，維護(hù)知識(shí)尊嚴(yán)，杜絕違紀(jì)行為，確保考試結(jié)果公正。1、dont count on dung (糞)conservationists (自然保護(hù)主義者) may be miscalculating the numbers of the threatened animals such as elephants, say african and american researchers. the error occurs because of a

2、flaw in the way they estimate animal numbers from the piles of dung the creatures leave behind.the mistake could lead researchers to think that there are twice as many elephants as there really are in some regions according to andrew plumptre of the wildlife conservation society (wcs) in new york.bi

3、ologist katy payne of comell university in ithaca, new york, agrees, “we really need to know elephant numbers and the evidence that we have is quite indirect, “ says payne, who electronically tracks elephants.counting elephants from planes is impossible in the vast rainforests of central africa. so

4、researchers often estimate elephant numbers by counting dung piles in a given area. they also need to know the rate at which dung decays because its extremely difficult to determine these rates. however, researchers counting elephants in one region tend to rely on standard decay rates established el

5、sewhere.but researchers at the wcs have found that this decay rate varies from region to region depending on the climate and environment. using the wrong values can lead the census astray (離開正道), says plumptre.he and his colleague anthony chifu nchanji studied decaying elephant dung in the forests o

6、f cameroon. they found that the dung decayed between 55 and 65 per cent more slowly than the dung in the rainforests of neighboring gabon. if researchers use decay rates from gabon to count elephants in cameroon, they would probably find more elephants than are actually around. this could mean estim

7、ates in cameroon are at least twice as high as those derived from decay rates calculated locally, plumptre says, “however accurate your dung density estimate might be, the decay rate can severely affect the result”.plumptre also says that the dung-pile census should be carried out over a region simi

8、lar in size to an elephants natural range. the usual technique of monitoring only small, protected areas distorts numbers because elephants move in and out of these regions, he says, “if the elephant population increases within the protected area, you can not determine whether. it is a real increase

9、 or whether it is due to elephants moving in because they are being poached (入侵偷獵) outside.”plumptre says that similar problems may also affect other animal census studies that rely on indirect evidence such as nests, tracks or burrows (地洞).the word “threatened” in the first sentence of the first pa

10、ragraph could be best replaced by _. （ ）a.”endangered”b.”frightened”c.”killed”d.”angered/2、dont count on dung (糞)conservationists (自然保護(hù)主義者) may be miscalculating the numbers of the threatened animals such as elephants, say african and american researchers. the error occurs because of a flaw in the w

11、ay they estimate animal numbers from the piles of dung the creatures leave behind.the mistake could lead researchers to think that there are twice as many elephants as there really are in some regions according to andrew plumptre of the wildlife conservation society (wcs) in new york.biologist katy

12、payne of comell university in ithaca, new york, agrees, “we really need to know elephant numbers and the evidence that we have is quite indirect, “ says payne, who electronically tracks elephants.counting elephants from planes is impossible in the vast rainforests of central africa. so researchers o

13、ften estimate elephant numbers by counting dung piles in a given area. they also need to know the rate at which dung decays because its extremely difficult to determine these rates. however, researchers counting elephants in one region tend to rely on standard decay rates established elsewhere.but r

14、esearchers at the wcs have found that this decay rate varies from region to region depending on the climate and environment. using the wrong values can lead the census astray (離開正道), says plumptre.he and his colleague anthony chifu nchanji studied decaying elephant dung in the forests of cameroon. t

15、hey found that the dung decayed between 55 and 65 per cent more slowly than the dung in the rainforests of neighboring gabon. if researchers use decay rates from gabon to count elephants in cameroon, they would probably find more elephants than are actually around. this could mean estimates in camer

16、oon are at least twice as high as those derived from decay rates calculated locally, plumptre says, “however accurate your dung density estimate might be, the decay rate can severely affect the result”.plumptre also says that the dung-pile census should be carried out over a region similar in size t

17、o an elephants natural range. the usual technique of monitoring only small, protected areas distorts numbers because elephants move in and out of these regions, he says, “if the elephant population increases within the protected area, you can not determine whether. it is a real increase or whether i

18、t is due to elephants moving in because they are being poached (入侵偷獵) outside.”plumptre says that similar problems may also affect other animal census studies that rely on indirect evidence such as nests, tracks or burrows (地洞).why do researchers estimate elephant numbers in an area by counting dung

19、 piles （ ）a.because elephants are difficult to catch.b.because it is not possible to count elephants from a plane.c.because it is not possible to keep track of elephants.d.because elephants are shy animals.3、dont count on dung (糞)conservationists (自然保護(hù)主義者) may be miscalculating the numbers of the th

20、reatened animals such as elephants, say african and american researchers. the error occurs because of a flaw in the way they estimate animal numbers from the piles of dung the creatures leave behind.the mistake could lead researchers to think that there are twice as many elephants as there really ar

21、e in some regions according to andrew plumptre of the wildlife conservation society (wcs) in new york.biologist katy payne of comell university in ithaca, new york, agrees, “we really need to know elephant numbers and the evidence that we have is quite indirect, “ says payne, who electronically trac

22、ks elephants.counting elephants from planes is impossible in the vast rainforests of central africa. so researchers often estimate elephant numbers by counting dung piles in a given area. they also need to know the rate at which dung decays because its extremely difficult to determine these rates. h

23、owever, researchers counting elephants in one region tend to rely on standard decay rates established elsewhere.but researchers at the wcs have found that this decay rate varies from region to region depending on the climate and environment. using the wrong values can lead the census astray (離開正道),

24、says plumptre.he and his colleague anthony chifu nchanji studied decaying elephant dung in the forests of cameroon. they found that the dung decayed between 55 and 65 per cent more slowly than the dung in the rainforests of neighboring gabon. if researchers use decay rates from gabon to count elepha

25、nts in cameroon, they would probably find more elephants than are actually around. this could mean estimates in cameroon are at least twice as high as those derived from decay rates calculated locally, plumptre says, “however accurate your dung density estimate might be, the decay rate can severely

26、affect the result”.plumptre also says that the dung-pile census should be carried out over a region similar in size to an elephants natural range. the usual technique of monitoring only small, protected areas distorts numbers because elephants move in and out of these regions, he says, “if the eleph

27、ant population increases within the protected area, you can not determine whether. it is a real increase or whether it is due to elephants moving in because they are being poached (入侵偷獵) outside.”plumptre says that similar problems may also affect other animal census studies that rely on indirect ev

28、idence such as nests, tracks or burrows (地洞).piles of dung cant be relied upon when it comes to estimating elephant numbers because _. （ ）a.they are different in size.b.they scatter an over the region.c.they are different in decay rate.d.they are different in quality.4、dont count on dung (糞)conserva

29、tionists (自然保護(hù)主義者) may be miscalculating the numbers of the threatened animals such as elephants, say african and american researchers. the error occurs because of a flaw in the way they estimate animal numbers from the piles of dung the creatures leave behind.the mistake could lead researchers to t

30、hink that there are twice as many elephants as there really are in some regions according to andrew plumptre of the wildlife conservation society (wcs) in new york.biologist katy payne of comell university in ithaca, new york, agrees, “we really need to know elephant numbers and the evidence that we

31、 have is quite indirect, “ says payne, who electronically tracks elephants.counting elephants from planes is impossible in the vast rainforests of central africa. so researchers often estimate elephant numbers by counting dung piles in a given area. they also need to know the rate at which dung deca

32、ys because its extremely difficult to determine these rates. however, researchers counting elephants in one region tend to rely on standard decay rates established elsewhere.but researchers at the wcs have found that this decay rate varies from region to region depending on the climate and environme

33、nt. using the wrong values can lead the census astray (離開正道), says plumptre.he and his colleague anthony chifu nchanji studied decaying elephant dung in the forests of cameroon. they found that the dung decayed between 55 and 65 per cent more slowly than the dung in the rainforests of neighboring ga

34、bon. if researchers use decay rates from gabon to count elephants in cameroon, they would probably find more elephants than are actually around. this could mean estimates in cameroon are at least twice as high as those derived from decay rates calculated locally, plumptre says, “however accurate you

35、r dung density estimate might be, the decay rate can severely affect the result”.plumptre also says that the dung-pile census should be carried out over a region similar in size to an elephants natural range. the usual technique of monitoring only small, protected areas distorts numbers because elep

36、hants move in and out of these regions, he says, “if the elephant population increases within the protected area, you can not determine whether. it is a real increase or whether it is due to elephants moving in because they are being poached (入侵偷獵) outside.”plumptre says that similar problems may al

37、so affect other animal census studies that rely on indirect evidence such as nests, tracks or burrows (地洞).according to plumptre, the region over which a dung-pile census is carried out should be _ （ ）a.small enoughb.well protectedc.carefully monitoredd.large enough5、dont count on dung (糞)conservati

38、onists (自然保護(hù)主義者) may be miscalculating the numbers of the threatened animals such as elephants, say african and american researchers. the error occurs because of a flaw in the way they estimate animal numbers from the piles of dung the creatures leave behind.the mistake could lead researchers to thi

39、nk that there are twice as many elephants as there really are in some regions according to andrew plumptre of the wildlife conservation society (wcs) in new york.biologist katy payne of comell university in ithaca, new york, agrees, “we really need to know elephant numbers and the evidence that we h

40、ave is quite indirect, “ says payne, who electronically tracks elephants.counting elephants from planes is impossible in the vast rainforests of central africa. so researchers often estimate elephant numbers by counting dung piles in a given area. they also need to know the rate at which dung decays

41、 because its extremely difficult to determine these rates. however, researchers counting elephants in one region tend to rely on standard decay rates established elsewhere.but researchers at the wcs have found that this decay rate varies from region to region depending on the climate and environment. using the wrong values can lead the census astray (離開正道), says plumptre.he a