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【简答题】

【名词解释】豆天蛾

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题目标签:豆天蛾天蛾
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刷刷题刷刷变学霸
举一反三

【单选题】豆天蛾的调查方法一般分为大田普查和()。

A.
分类调查
B.
田间定点调查
C.
定期调查
D.
分品种调查

【单选题】A nocturnal(夜间活动的)moth has become the first animal known to see colours in the dead of night. The moth uses this visual talent to find yellow, nectar-packed flowers in the dark, but the finding sugges...

A.
How animals see things at night.
B.
Moth—the only creature to see things at night.
C.
Moths use color to see flowers at night.
D.
How many colors can moths see at night.

【单选题】天蛾的口器属于 ( )

A.
刺吸式
B.
舐吸式
C.
虹吸式
D.
嚼吸式