chowwingshan

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Watch Later 1:24

影片 7.7：探究植物進行光合作用時是否需要二氧化碳

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影片 7.6：探究植物進行光合作用時是否需要葉綠素

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影片 7.5：探究植物進行光合作用時是否需要光

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實驗 7.3：檢測綠葉中的澱粉

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影片 7.1：檢測氧、二氧化碳和氮

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中四、中五學科退選須知

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鬼口水探究

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1.1 學習科學

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中五、中六學科退選須知

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