環境保護 デイリーステッカー 8.10 参加報酬 3問正解でさらに5
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単一選択問題；酸性雨とオゾンの減少がもたらす被害の共通点は（）A.どちらも人体の健康に害を与えない B.どちらも土壌を酸性化させる C.どちらも植生に被害を与える D.どちらも建物に腐食作用を及ぼす。C
C.植生に被害を与える
C.植生に被害を与える
C.植生に被害を与える
C.植生に被害を与える
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