
综合挑战三
Authored by chuang li
Biology
7th Grade
Used 1+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
诗句“种豆南山下,草盛豆苗稀”中,豆与草这两种植物的种间关系是共生
正确
错误
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
“螳螂捕蝉,黄雀在后”这句成语揭示了动物之间的互利共生的关系
正确
错误
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
绿色植物的每个细胞都含有叶绿体和线粒体
正确
错误
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
观察时,转动粗准焦螺旋,使镜筒缓慢下降,直到物镜接近玻片标本。该过程应用左眼一直注视目镜
正确
错误
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
糖类、蛋白质、脂肪、水分、无机盐都是细胞的供能物质
正确
错误
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
显微镜观察的玻片标本材料应该是薄而透明的
正确
错误
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
人在运动时大汗淋漓,体现了生物能对外界刺激作出反应
正确
错误
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