下列现象属于生物适应环境的是______,______,______,______,属于生物影响环境的是______,______,__

2025-03-17 02:42:32
推荐回答(1个)
回答1:

生物和环境之间存在着两种关系,生物能适应环境,也能改变环境.
其一,生物对于环境首先是要适应,所谓适者生存.如,北方的树木有抗寒冷的因子;沙漠的植物有蒸发量小的叶片;猫头鹰的利爪与肉食性生活;野鸭趾间有蹼与水中生活;荒漠中生活的骆驼刺,地下的根比地上部分长得多;仙人掌叶退化为刺,茎肉质;生活在寒冷地区的北极熊胸部有厚厚的脂肪,就是对寒冷气候的一种适应;等等,这些都是生物适应环境的表现.
其二,生物可影响环境,如:还有像地衣加速岩石的风化,促进了球土壤层的形成;在内陆地区大面积植树造林,增加空气湿度,增加降雨量;细菌等微生物及时分解枯枝落叶和动植物的尸体;绿色植物的光合作用使大气中的氧含量提高;“千里之堤,毁于蚁穴”就是对生物改变环境的形象的比喻.
故答案为:猫头鹰的利爪与肉食性生活;野鸭趾间有蹼与水中生活;荒漠中生活的骆驼刺,地下的根比地上部分长得多;仙人掌叶退化为刺,茎肉质;地衣加速岩石的风化,促进了地球土壤层的形成;在内陆地区大面积植树造林,增加空气湿度,增加降雨量;细菌等微生物及时分解枯枝落叶和动植物的尸体;绿色植物的光合作用使大气中的氧含量提高.

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