本题目来源于试卷: IB ESS Unit 2: Ecosystems & Ecology，类别为 IB环境系统与社会
[单选题]
State the name of the pnn;h*a xyp e--8j7vo orocess that converts cudnu6vmz.; 9 tjj4a1s 4hh7wi0u +wgrarbon dioxide in the air to carbohydra tgjdwa+7u n9z6smjvhuuh41r. w;40 ites.
A. Respiration
B. Photosynthesis
C. Decomposition
D. Transpiration
参考答案: B
本题详细解析:
Photosynthesis (Option B) is the process by which car5/jpy 2gt dfp;bon dioxide in the air is convefdpgy /;t5p 2jrted to carbon compounds in green plants.
Respiration releases carbon dioxide (Option A), and decomposition by decomposers (Option C) also releases carbon dioxide.
Transpiration is the process by which water is drawn up the stem of a plant to the leaves where it evaporates (Option D) and is not involved directly in the carbon cycle.
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