【判断题】【消耗次数：1】
生物多样性包含遗传多样性、物种多样性、生态系统多样性三个层次
①
正确
②
错误
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【判断题】
生态系统是生物与环境构成的统一的整体，生态系统的多样性包括生物种类的多样性和生活环境的多样性，因此，生态系统的多样性受到影响时，会影响生物种类的多样性和基因的多样性基因的多样性
①
正确
②
错误
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it being completed
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exit
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discharge
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then which
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bright
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