答案联动网百师联盟2022届高三一轮联考二理综答案，整理关于百师联盟2022届高三一轮联考二理综答案的各科答案和试卷，更多高三试卷请关注本网站。
百师联盟2022届高三一轮联考二理综答案
短文改错A professor gave a balloon to every student, whom had to write their name on it or throw it in thewhoandhallway. The professor then mixed all the balloon, The students were given 5 minutes to find their ownballoonsballoon.Despite of a busy search, no one found their balloon. At that point the professor told the students totaking the first balloon that they found and hand it to A person whose name was written on it. SurprisingtaketheSurprisinglyeveryone had their own balloon soon. Thehe professor said to the students: “These balloons is like happiness.areWe would never find it if everyone is looking for their own. But if we care about other people,’s happinessllwe’ll find our too.”ours
百师联盟2022届高三一轮联考二理综答案
5.A【解析】由題日信息“圓褐固氮菌在不含有機質的土壤中不能繁殖、根瘤菌侵入豆科植物可知,二者屬於異養生物,需要氧化分解土壤或豆科植物的有機物為其生命活動提供能量,A錯誤;圓褐固氮菌所需有機物來自於土壤中腐殖質、根瘤菌的營養來自於豆科植物,因此,它們分別屬於分解者和消費者,B正確;土壤或根系內的固氮菌可固定氮素,從而提高土壤肥力,C正確;氮氣以白由擴散的方式進入細胞,D正確