本题目来源于试卷: IB ESS Unit 2: Ecosystems & Ecology，类别为 IB环境系统与社会
[单选题]
Identify the correct statempna d+ -glj5mvx9e h2;ent related to diversity in an ecosysua bm2h*y1hekuo-/i2i3 r 9ih tem.
A. An increase in genetic diversity in an ecosystem leads to an increase in species diversity.
B. An increase in species diversity in an ecosystem leads to an increase in habitat diversity.
C. An increase in genetic diversity in an ecosystem leads to an increase in habitat diversity.
D. An increase in habitat diversity in an ecosystem leads to an increase in species diversity.
参考答案: D
本题详细解析:
We generally discuss the genedhtf4 itc ./t-tic diversity within one species, which does not impact either species or habitat diversity; thus, options A and C are inc-i/t .fdh4t tcorrect.
An increase in the number of different species will not increase the number of places for other organisms to live (habitat diversity); thus option B is incorrect.
An ecosystem or biome that offers a variety of places to live can provide a larger number of species with a place to live. Thus option D is the correct answer.
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