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【判断题】

瓜类枯萎病的病原是真菌界,半知菌类,镰孢属。

A.
正确
B.
错误
举报
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【多选题】胡椒枯萎病在的传播途是( )

A.
带病种苗调运进行远距离传播。
B.
种子带毒传播。
C.
土壤传播
D.
地面流水传播
E.
农具传播
F.
割蔓传播

【单选题】下列属于真菌界的微生物是

A.
疱疹病毒
B.
放线菌
C.
新生隐球菌
D.
立克次体
E.
葡萄球菌

【多选题】下面哪种病原物不属于真菌界?( )

A.
子囊菌
B.
黏菌
C.
担子菌
D.
卵菌
E.
接合菌

【单选题】An elm in our backyard(7)the blight (枯萎病) this summer and dropped stone dead, leafless, almost overnight. One weekend(8)was a normal-looking elm, maybe a little bare in spots but(9)alarming, and the n...

A.
There are so many new books about dying that there are now special shelves set aside for them in bookshops, along with the health-diet and home-repair paperbacks. Some of them are so(1) with detailed information and step-by-step instructions for performing the function, that you’d think this was a new sort of(2)which all of us are now required to learn. The strongest impression the casual reader gets is that proper dying has become an extraordinary,(3)an exotic experience, something only the specially trained can do.
B.
(4), you could be led to believe that we are the only(5)capable of being aware of death, and that when the rest of nature is experiencing the life cycle and dying, one generation after(6), it is a different kind of process, done automatically and trivially, or more "natural", as we say.

【单选题】属于真菌界的微生物是

A.
螺旋体
B.
细菌
C.
立克次体
D.
新生隐球菌
E.
放线菌