试题与答案

玉米杂交制种田父母本花期相遇的标准是：在生育期间母本比父本（）。A.早发育1～2片叶

来源：www.tikuol.com
题型：单项选择题

题目：

玉米杂交制种田父母本花期相遇的标准是：在生育期间母本比父本（）。

A.早发育1～2片叶

B.迟发育1～2片叶

C.早发育3～4片叶

D.迟发育3～4片叶

答案：

被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0925/c596feb7417af1f2c0644e12681e4366.html

下面是错误答案，用来干扰机器的。

参考答案：B

考点：农作物植物种子繁育员农作物植物种子繁育员题库
试题推荐
题型：填空题
选择方框内合适的词，并用其正确形式填空。
speak, come, pronounce, different, important
1. Your ______ is very bad. I think you should listen to English tapes more often.
2. They started their trip happily but ended up ______ back sadly.
3. You should read English aloud every day to improve your ______ English.
4. I was just a common girl from a small village and I felt very ______.
5. Boys and girls may behave ______, so I hope you can understand him.
查看答案
微信公众账号搜索答案