n.自养生物(能利用二氧化碳等简单化学物质制造自身食物)

Photosynthesis is the process by which autotrophic organisms convert light energy into chemical energy.
光合作用是自养生物将光能转化为化学能的过程。
Plants are autotrophs that synthesize their own food using sunlight, water, and carbon dioxide.
植物是一种自养生物，它们利用阳光、水和二氧化碳合成自己的食物。
Algae are aquatic autotrophs capable of producing oxygen through photosynthesis.
藻类是通过光合作用产生氧气的水生自养生物。
Autotrophs like bacteria in hot springs use chemosynthesis to produce energy without relying on sunlight.
热泉中的细菌等自养生物不需要依赖阳光，而是通过化能合成作用来生产能量。
Cacti are xerophytic autotrophs adapted to survive in arid environments.
仙人掌是一种适应干旱环境的自养植物。
The first life forms on Earth were believed to be simple autotrophic prokaryotes.
地球上最初的生命形式被认为是最简单的原核自养生物。
Terrestrial ecosystems are primarily supported by the primary production of autotrophic plants.
陆地生态系统主要由自养植物的初级生产力支撑。
Fungi like mushrooms are not autotrophs but instead obtain nutrients from other organic matter.
如蘑菇之类的真菌不是自养生物，而是从其他有机物质中获取营养。
In the ocean, phytoplankton are microscopic autotrophs that form the base of the marine food web.
海洋中的浮游植物是一类微小的自养生物，构成了海洋食物链的基础。
Forests contain diverse communities of autotrophic plants that play a critical role in maintaining global carbon cycles.
森林中含有多种多样的自养植物群落，它们在维持全球碳循环方面起着至关重要的作用。