【判断题】【消耗次数:1】
大气污染物如果长期作用与机体,就会损害体内遗传物质,但不会引起基因突变。
正确
错误
参考答案:
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相关题目
【多选题】 按照大气污染物的来源,可以将大气污染分为
①  煤烟型污染
②  特殊型污染
③  石油型污染
④  低空污染
【多选题】 大气污染中的颗粒污染物可分为()
①  A尘粒
②  B粉尘
③  C烟尘
④  D雾尘
【单选题】 大气污染物的税额幅度为(  )元。
①  1.1-1.2
②  1.1-11
③  1.2-12
④  1.4-14
【判断题】 对应税大气污染物、水污染物,按照污染物排放量折合的污染当量数确定。(  )
① 
② 
【判断题】 空气中的大气污染物当达到一定浓度时,便有可能引起人群的急性中毒。
①  正确
②  错误
【多选题】 常见的大气污染物主要分为( )和( ),也就是有害颗粒物和有害气体。
①  A.生物
②  B.材料
③  C.气溶胶状态污染物
④  D.气体状态污染物
【判断题】 只要有污染源排放,就会形成大气污染。
①  正确
②  错误
【多选题】 大气污染物排放总量控制和核定制度的实施步骤正确的是
①  确定总最控制区
②  确定重点污染物
③  确定主要大气污染物排放总量
④  实施排污权交易
⑤  分配主要大气污染物排放总量
【判断题】 癌症发生的本质是关键基因发生突变(或甲基化),如抑癌基因突变
①  正确
②  错误
【单选题】 遗传物质指( )。
①  DNA
②  RNA
③  DHA
④  RHA
随机题目
【单选题】 Scientists say it may be five or ten years __________ it is possible to test this medicine on human patients.
①  since
②  before
③  after
④  when
【单选题】 Most insurance agents would rather you __________ anything about collecting claims until they investigate the situation.
①  don’t do
②  didn’t do
③  would not do
④  do
【单选题】 Kate works _______ she used to.
①  hard than
②  as harder as
③  as hard as
④  more harder than
【单选题】 Nowhere else in the world __________ more attractive scenery than in Switzerlan@@
①  you can find
②  is found
③  can you find
④  has been found
【单选题】 I am going away. or not she will go is up to her to decide.
①  if
②  which
③  whether
④  that
【单选题】 _________ the information about this product, you can contact the sales department of our company.
①  To get
②  Getting
③  Get
④  Got
【单选题】 The morning paper __________ a story about demonstrations in New York and Washington @@@@
①  carried
②  extended
③  brought
④  took
【单选题】 Tom is in favor of going to the movies; Jack insists on playing football.
①  while
②  meanwhile
③  when
④  at the same time
【单选题】 Ever since the Smiths moved to the suburbs a year ago they __________ better health.
①  could have enjoyed
②  had enjoyed
③  have been enjoying
④  are enjoying
【单选题】 She is quite capable and can be depended on in an __________ .
①  affair
②  accident
③  incident
④  emergency