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( ) (2)经过一次捕捉的动物更难被重捕到,会导致标志重捕法计算出的结果偏小。
( ) (3)在环境条件不受破坏的情况下,一定空间中所能维持的种群最大数量称为环境容纳量。
( ) (4)密闭培养瓶中酵母菌的数量会呈“S”型增长,最终长期稳定在K值附近。
( )× × √ × ···································································································◎ (5)某种成年鱼
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