本题目来源于试卷: SL Topic B4.1 Adaptation to environment，类别为 IB生物学
[单选题]
2. Which of the following are conditions requzcr mqfob65 vac2h 1,:)h uo q6f2 d.g,k.saec pnh6(oired for coral reef formation in an ocean?q)hu o.o62s6eg c(nkf, ad ph.
I. Appropriate salinity of the water.
II. The presence of coral grazing species.
III. The annual mean temperature of the ocean between 22 and 27°C.
IV. The depth of the water allows sunlight to reach the reef.
A. All of the above
B. I and IV only
C. I, II and IV only
D. I, III and IV only
参考答案: D
本题详细解析:
暂无
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