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> 某生物兴趣小组利用图Ⅰ所示装置(橡皮塞上的弯管为带有红色液滴的刻度玻璃管),探究酵母菌的细胞呼吸类型。(1)想得到实验结论还必须同时设置对照实验,请问对照实验装置(假设-高一生物
某生物兴趣小组利用图Ⅰ所示装置(橡皮塞上的弯管为带有红色液滴的刻度玻璃管),探究酵母菌的细胞呼吸类型。(1)想得到实验结论还必须同时设置对照实验,请问对照实验装置(假设-高一生物
题目简介
某生物兴趣小组利用图Ⅰ所示装置(橡皮塞上的弯管为带有红色液滴的刻度玻璃管),探究酵母菌的细胞呼吸类型。(1)想得到实验结论还必须同时设置对照实验,请问对照实验装置(假设-高一生物
题目详情
某生物兴趣小组利用图Ⅰ所示装置(橡皮塞上的弯管为带有红色液滴的刻度玻璃管),探究酵母菌的细胞呼吸类型。
(1)想得到实验结论还必须同时设置对照实验,请问对照实验装置(假设该装置编号为Ⅱ)如何设计?____________。
(2)请预测与结论相符合的现象,并填写下表:
(3)若酵母菌消耗的O
2
为3mol/L,而释放的CO
2
为9mol/L,则酵母菌无氧呼吸消耗葡萄糖的量是有氧呼吸的________倍。
题型:实验题
难度:中档
来源:江西省月考题
答案
(1)装置Ⅱ除用等量清水代替NaOH溶液外,其他设计与装置Ⅰ相同
(2)②不移动 ④向右移 ⑤向左移 ⑥向右移
(3)6
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题目简介
某生物兴趣小组利用图Ⅰ所示装置(橡皮塞上的弯管为带有红色液滴的刻度玻璃管),探究酵母菌的细胞呼吸类型。(1)想得到实验结论还必须同时设置对照实验,请问对照实验装置(假设-高一生物
题目详情
(2)请预测与结论相符合的现象,并填写下表:
答案
(2)②不移动 ④向右移 ⑤向左移 ⑥向右移
(3)6