1) Plants make ____________ (food) during photosynthesis. a) sugar b) energy c) oxygen d) carbon dioxide 2) Plants use ___________ from the air to break down sugar.  a) energy b) oxygen c) water d) sugar 3) Cellular respiration gives plants ___________ to grow and stay alive. a) sugar b) carbon dioxide c) water d) energy 4) Plants release ____________ and _____________ as waste during cellular respiration. a) sugar and oxygen b) water and oxygen c) carbon dioxide and water d) carbon dioxide and energy

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