题目内容：
在一定区域内，各种生物之间由于食物关系所形成的联系叫做食物链。下列各项可表示食物链的是
A.兔子→狼→狮子
B.阳光→草→兔子→狼
C.昆虫→青蛙→鹰→草
D.草→昆虫→青蛙→蛇→鹰
参考答案：
选择题：在一定区域内，各种生物之间由于食物关系所形成的联系叫做食物链。下列各项可表示食物链的是
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- 题目类型：选择题
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