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> 有些植物如桃树、杏树在春天开花时,叶子尚未长出,开花时期植株需要的能量可能来自[]A.春天植株从土壤中吸收的无机盐B.春天植株从土壤中吸收的有机物C.花瓣利用太阳能进行的-七年级生物
有些植物如桃树、杏树在春天开花时,叶子尚未长出,开花时期植株需要的能量可能来自[]A.春天植株从土壤中吸收的无机盐B.春天植株从土壤中吸收的有机物C.花瓣利用太阳能进行的-七年级生物
题目简介
有些植物如桃树、杏树在春天开花时,叶子尚未长出,开花时期植株需要的能量可能来自[]A.春天植株从土壤中吸收的无机盐B.春天植株从土壤中吸收的有机物C.花瓣利用太阳能进行的-七年级生物
题目详情
有些植物如桃树、杏树在春天开花时,叶子尚未长出,开花时期植株需要的能量可能来自
[ ]
A.春天植株从土壤中吸收的无机盐
B.春天植株从土壤中吸收的有机物
C.花瓣利用太阳能进行的光合作用
D.上一年贮存在植株体内的营养物质
题型:单选题
难度:中档
来源:期末题
答案
D
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题目简介
有些植物如桃树、杏树在春天开花时,叶子尚未长出,开花时期植株需要的能量可能来自[]A.春天植株从土壤中吸收的无机盐B.春天植株从土壤中吸收的有机物C.花瓣利用太阳能进行的-七年级生物
题目详情
[ ]
B.春天植株从土壤中吸收的有机物
C.花瓣利用太阳能进行的光合作用
D.上一年贮存在植株体内的营养物质
答案