题目

荒漠地区动植物种类稀少，主要的影响因素是 ( )A.水 B.温度 C.阳光 D.空气 答案：【答案】A【解析】影响生物生存的环境因素有生物因素和非生物因素，非生物因素有光、温度、水分、空气等，荒漠地区气候干燥，缺少水分，水分是决定荒漠植物生长的最主要的非生物因素，据此解答。环境中影响生物生活的各种因素叫环境因素，分为非生物因素和生物因素。非生物因素包括：光、根据短文内容，选择最佳答案。Long long ago, there was a farmer. He wanted to eat nice food every day, but he didn’t like working.One day, the farmer slept under a tree near his farm. Suddenly, a rabbit ran into the tree and died. The farmer woke up and saw the dead rabbit beside him. He was very excited. He took the rabbit home and had a big dinner that evening.The next day, the farmer didn’t go to work on the farm. He sat under the same tree and waited there day after day. In the end, he was too hungry and died.【1】The farmer didn’t like working. He was . ( )A. cleverB. lazyC. happyD. hungry【2】One day, the farmer slept . ( )A. on his farmB. at homeC. under a treeD. in a hole【3】The farmer was about the dead rabbit. ( )A. excitedB. sadC. hungryD. happily【4】The next day, the farmer waited under the tree for . ( )A. his friendsB. another rabbitC. another farmerD. a rest【5】The Chinese name of the story is “ ”. ( )A. 守株待兔B. 未雨绸缪C. 拔苗助长D. 亡羊补牢