本题目来源于试卷: Unity and Diversity A.9 Conservation of Biodiversity，类别为 IB生物学
[单选题]
Which is not a cause o(dx;r *ihs3 4gy(. e ibo*sfojf the current biodiversity ce8nx9,tbqk c *risis?
A. Decreased urbanisation
B. The widespread use of vaccines
C. Increased air travel
D. Increased transmission of diseases
参考答案: A
本题详细解析:
Urbanisation is not decreasing, it is increasing all over the world, which is contributing to the current biodiversity crisis. Choice A is correct. The widespread use of vaccines has led to fewer people dying of diseases before reproductive age, contributing to worldwide population growth, which contributes to the current biodiversity crisis, so Choice B is incorrect. Increased air travel results in more pollution and makes it easier for diseases to spread worldwide which sometimes negatively impacts species, contributing to the biodiversity crisis, so Choices C and D are incorrect.
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