RootsEDU小学课程图谱与学习系统
科学 / Science 海洋生物 / Ocean Life CONCEPTUAL 5 至 7 岁

海洋食物链

Ocean Food Chains

描述一条简单的海洋食物链:微小的植物(浮游植物)被小动物吃掉,小动物被更大的鱼吃掉,更大的鱼又被像鲨鱼这样的顶级捕食者吃掉,说明所有海洋生物都依赖其他生物获取食物。

Describe a simple ocean food chain: tiny plants (phytoplankton) are eaten by small animals, which are eaten by bigger fish, which are eaten by top predators like sharks — showing that all ocean life depends on others for food

学习证据 / Evidence

评估问题 / Assessment

{{name}}能画出或描述一条食物链,展示微小的海洋植物被小生物吃掉,然后被更大的鱼吃掉,最后被鲨鱼吃掉,并解释每种动物都依赖前一种动物吗?

Can {{name}} draw or describe a chain showing how tiny ocean plants are eaten by small creatures, then by bigger fish, then by a shark — explaining that each animal depends on the one before it?

先修关系图 / Learning path