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Unity and Diversity A.9 Conservation of Biodiversity (id: 4dfc32fc7)

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admin 发表于 2024-2-5 14:48:20 | 显示全部楼层 |阅读模式
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]
What is an example of s-7y mf-(ashvj;-w jian emergent prtp3 n8qwzfz km) o2,n6.i6 +zjk fhuc3operty?



A. Forest 2 has the same species richness as Forest 1
B. Forest 1 has a higher species evenness than Forest 2
C. Forest 1 has a higher species richness than Forest 2
D. Forest 2 has an equal species evenness to Forest 1


参考答案:  A


本题详细解析:

Species richness is the number of different species present in an area. There are 4 species present in both forests so Choice A is correct.

Species evenness is the relative abundance of different species in an area. Choices B and D are incorrect as Forest 2 has a higher species evenness than Forest 1 as there is an equal number of each tree species. Choice C is incorrect as species richness is the same in both forests.

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