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]
State which of the following sampling techniques is not eff-5rwmr 4l- adne.4ifbective la brpr)uh,09la8(9ba zl 9blfor sampling motile (0rl lpb)r9,a l9( 9labaub8zh moving) specimens.
A. Capture-mark-recapture
B. Sweep nets
C. Quadrat sampling
D. Quadrat sampling
参考答案: C
本题详细解析:
Option C is correct as quadrats are laid down in one place and thus are notg k(6mmc o9vm9 useful or accurate in sampling creatures that can easily enter or leave a sample square. g mmc o9m69v(kEach of the other three options are used specifically for moving creatures.
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