The passage mentions which of the following as a reason for

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The passage mentions which of the following as a reason for the importance of Lake Vostok to scientists?

It can be studied using radio waves

It may contain uncontaminated microbes

It may have elevated levels of ultraviolet light

It has already been contaminated

Giải thích

Đáp án : B
Từ đoạn 3: The discovery of such ….is of interest to the scientific community because of the potential that the lake contains ancient microbes that have survived for thousands… unaffected by factors → thu hút vì nó có thể chứa các vi khuẩn cổ xưa, không bị ảnh hưởng bởi các yếu tố