stalk (ก้าน) become weak & leave will turn pale yellow (ใบเหลือง)
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If plant get light too much?
burnt leaves (ใบไหม้)
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what is the role of water to plant?
plants use water to (1) break down nutrients in soil (2) making food
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what is chlorophyl
a green pigment molecule. its ability to absorb light & make their own food. They do this through a process called photosynthesis
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whai is photosynthesis
their chloroplast use sunlight converts water and CO2 into oxygen and glucose. Glucose feeds the plant and helps it grow. This process is called photosynthesis
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If plants do not have enough water?
they will be dry up(แห้ง) & die
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what is the role of air to plant?
they need 1. carbondioxide in the air to making food 2.use O2 for breathing