问题
单项选择题
1986年前苏联切尔诺贝利核电站爆炸，3年后调查发现距其80km的地区，皮肤癌等癌症和儿童甲状腺疾病患者剧增。推测这次的主要污染物是
A．多环芳烃
B．甲醛
C．苯
D．131I
E．苯并(a)芘
答案
参考答案：D
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1986年前苏联切尔诺贝利核电站爆炸，3年后调查发现距其80km的地区，皮肤癌等癌症和儿童甲状腺疾病患者剧增。推测这次的主要污染物是
A．多环芳烃
B．甲醛
C．苯
D．131I
E．苯并(a)芘
参考答案：D
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