问题 选择题

对于生长在农田中的青蛙来说,它的环境是指(  )

A.农田中的植物、蛇、昆虫等

B.阳光、空气、水、土壤等

C.上述A和B的总和

D.上述A和B的总和加上其他的青蛙以及其它的生物

答案

生物生存的环境不仅仅是指生存的地点还包括周围影响其生活的各种因素,环境中影响生物形态、生理和分布的各种因素叫做生态因素,分为非生物因素和生物因素.非生物因素包括:光、温度、水、空气、土壤等.生物因素是指环境中影响某种生物个体生活的其他所有生物,包括同种和不同种的生物个体.

故选:D.

阅读理解

Britain’s parents have admitted school is harder today than it was when they were kids.A poll(民意测验)of 1,500 parents shows that those with children who have recently sat(参加)A-level or GCSE exams believe today’s exams are harder than the ones they sat at school.One in four thought A-levels were getting harder-compared to just twelve percent who thought they were easier.The figures for GCSEs were more evenly split with 26 percent thinking they were harder and 21 percent believing they were easier.This is the first survey(调查)of the opinion of parents whose youngsters have just sat exams.They told pollsters they believed the higher pass rates in examinations today were due to the youngsters concerned working harder."But another reason given was that they believed today’s youngsters felt there was little chance of success in life without qualification(资格).Parents are seeing standards rise and their children working harder and being smarter than their generation." says Dr Christina Townsend,president of the Ed excel exam board,which commissioned(委托) the survey.The poll,carried out by Opinion Research Business for the exam board,also showed parents supported government plans to allow students to see their marked papers after they had completed their exams.The move(行动)is designed to help them decide whether they should doubt their standard.

59. What do you know about Britain’s school education from the text?

A. Students are burdened with too much homework after school.

B. Students are tired of learning at school.

C. Most students can’t pass the A-level or GCSE exams.

D. Exams are more difficult today and pupils are working harder.

60. The writer’s purpose in writing this text is ____.

A. to show the result of a poll of 1,5000 parents

B. to tell parents that their youngsters are working hard

C. to prove that youngsters are smarter than their parents

D. to request that exams be easier

61. We can infer from the text that ____.

A. the government will take steps to lower the standards of exams.

B. Students were once not allowed to see their marked papers.

C. Parents didn’t work hard when they were at school

D. More parents think A-levels are getting harder and GCSEs are getting easier

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