Friday, October 8, 2021

Homeschool . 科學 . Concept 1 Unit 1 . Lesson 6 . Compost & Decomposers

 ~ 10/06/2021 ~

首先,先來了解什麼是 compostdecomposedecompositiondecomposer。人們眼中的金子與農夫眼中的金子大不相同啊!農夫的一桶金是……

  • Compost
    • 名詞(noun)Compost is decomposed organic material. Compost is made with material such as leaves, shredded twigs, and kitchen scraps from plants.  To gardeners, compost is considered "black gold" because of its many benefits in the garden. Compost is a great material for garden soil.
    • 動詞(verb)Compost is to produce compost, let organic matter decay into fertilizer.

  • Decompose 
    • 動詞(verb),是一個分解的動作

  • Decomposition
    • 名詞(noun)Decomposition is a biological process through which organic material is reduced to eg composted

  • Decomposer
    • 名詞(noun)Decomposers play a critical role in the flow of energy through an ecosystem. They break apart dead organisms into simpler inorganic materials, making nutrients available to primary producers.


弟弟知道 decompose 是一種 process,而 decomposer 指的就是幫忙分解的生物,例如 earth worm。

Prefix de- 的意思是什麼呢?

Suffix -er 又代表什麼呢?


讀物


Scavenger

A scavenger is an organism that consumes mostly decaying biomass, such as meat or rotting plant matter.

Decomposer

Bacteria

Bacteria are microscopic infectious agents that have a long history of infecting humans, but they also play a vital role in supporting human health.


Protozoa 原生動物

  • (單細胞生物),例如 amoeba 變形蟲



Fungi 真菌

原來真菌,包括蘑菇之類的,並不屬於植物哦!長久以來,科學家都將 fungi(真菌)納入植物界,後發現真菌跟動物界較相似,後更將真菌列入專屬自己的菌物界(fungi kingdom)

閱讀更多Utah State University - Department of Biology - What are Fungi?






參考資料:

  1. https://web.extension.illinois.edu/compost/process.cfm
  2. https://wikidiff.com/compost/decomposition
  3. https://www.nationalgeographic.org/encyclopedia/decomposers/

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