Bộ 10 đề ôn thi học sinh giỏi Tiếng anh lớp 9 năm 2023 có đáp án (Đề 6)

Based on information in the passage, all of the following information referring to hydroxyl is true EXCEPT __________. A. oxidization of pollutants is carried out by hydroxyl. B. there is dif

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Based on information in the passage, all of the following information referring to hydroxyl is true EXCEPT __________.

oxidization of pollutants is carried out by hydroxyl.

there is difficulty in destroying carbon dioxide by hydroxyl.

ultraviolet radiation increases production of hydroxyl.

the reduction in the ozone layer is beneficial to hydroxyl.

Giải thích

Chọn C