下列哪项不是植物生长需要的最多的三种无机盐（）A．铁B．磷C．钾D．氮-生物

更多内容推荐

• ______ about the missing Beijing-bound Malaysian flight that he decided to look for more information
• 农作物栽培过程中，需要施用量最多的无机盐是（）A．含氮磷钾的B．含锰钼铜的C．含氮磷钙的D．含铁锌钙的-生物
• 植物可以进行无土栽培的原因是（）A．植物吸收的并不是土壤中的无机盐B．植物的根从土壤中吸收的仅是水分和无机盐C．土壤与植物生长无关D．土壤对植物仅仅起固定作用-生物
• 无土栽培可以更合理地满足不同植物生长对各类无机盐的需要．（______）-生物
• 氮肥的作用是（）A．枝繁叶茂B．硕果累累C．茎杆健壮D．繁花似锦-生物
• — Are you going there with us?— If Mary wants to go, __________.A．I also goB．so do IC．so I willD．so
• _____ and caught the mouse.A．Up the cat jumpedB．The cat up jumpedC．Up jumped the catD．Jumped up the
• This street is very crowded at this time of day.You have to be very cautious while ______.A．to drive
• 菜农描述了承包田里油菜生长的情况，请你查阅资料，帮他找出解决方法．（1）苗期植株生长特别缓慢，且叶片出现紫色，最好施加哪种无机盐肥料？（2）春天返青后，发现叶片发黄，应施-生物
• 如图，取甲乙两个相同的萝卜，各从顶端向下挖一个大小一样的洞。在甲的洞内装入浓盐水，在乙的洞内装上等量的清水。过一段时间后，观察两个萝卜洞内的水位变化，结果将会是：-七年级生物
• Never_____ to the foreign invaders, no matter how powerful they seem to be.A．we can give inB．we shou
• The computer was used in teaching. As a result, not only_________, but students became more interest
• It was about ten minutes after we arrived at a small village __________ it began to pour down．A．when
• 无土栽培能让花卉、蔬菜及粮食生产实现工厂化、自动化（如图所示）．无土栽培能更合理满足植物对下列哪一种物质的需要（）A．二氧化碳B．无机盐C．水D．有机物-生物
• With that trust ____ to serve all Americans and I will do my best to fulfill that duty every day as
• 把两株同一品种同样大小的健壮幼苗分别培养在甲（内装蒸馏水）、乙（内装与甲瓶等量的土壤浸出液）两个瓶内，两周后观察其生长状况（如图）．（1）这两棵幼苗的生长状况不同，看到甲瓶-生物
• ____polite to others and you can get friendship in turn.A．BeB．To beC．BeingD．/-高二英语
• —What do you think of the girl?—Not only ________ well but also ________ modest.A．she works；she isB．
• 农作物栽培过程中，需要施用量最多的无机盐是[]A．含氮磷钾的B．含锰钼铜的C．含氮磷钙的D．含铁锌钙的-七年级生物
• Between the two windowswas taken 10 years ago.A．a picture hangs thatB．a picture hanging whichC．does
• 下列蔬菜中，需要含氮的无机盐较多的是①菜②玉米③大豆④芹菜⑤马铃薯（）A．①②B．①④C．④⑤D．③⑤-生物
• 右图实验现象说明植物的生活需要（）A．水B．光C．氧气D．无机盐-生物
• Maybe you have been to many interesting places, but nowhere else in China ____ such a beautiful plac
• 无土栽培是指根据植物生活所需要无机盐的______和______，按照一定的______配成______来培养植物．-生物
• 植物在开花结果期，最宜施用含（）较多的肥料．A．磷B．钾C．硼D．氮-生物
• So _____ that modern industry cannot develop without it.A．electricity is importantB．important is el
• ____ he met with the difficulty did he realize that our help was of great importanceA．It was only wh
• Not once________to Michael that he could one day become a top student in his class.(2013·湖南，35)A．occ
• 农谚说“有收无收在于水，多收少收在于肥”，“肥”的作用是给植物的生长提供（）A．二氧化碳B．有机物C．空气D．无机盐-生物
• 含氮的无机盐对植物生长的作用是（）A．促进细胞的分裂和生长，使枝叶长得繁茂B．促进幼苗的发育和花的开放C．使果实、种子的成熟提早D．使茎杆健壮，促进淀粉的形成-生物
• If you go to Xi’an, you will find the palaces there more magnificent than commonly ______.A．supposin
• 植物体内需要量最大的无机盐是（）A．氮、磷、铁B．氮、磷、钾C．氮、硼、钾D．硼、磷、铁-生物
• 李超与周强进行同品种西红柿盆种比赛，光照和浇水情况基本相同，李超的西红柿结的大而多，周强的西红柿结的小而少．请你分析后者土壤中可能缺少的养分是（）A．含氮的无机盐B．含-生物
• As is known to us all, under no circumstances______ temporary economic development at the expense o
• 种菠菜应多施（）A．钾肥B．磷肥C．氮肥D．硼、无机盐-生物
• ___________ the past, leaving the sadness behind, ___________ you’ll see the door of a new bright wo
• 粪大水勤，不用问人．______．-生物
• ----What’s the matter with Della? ---- Well, her parents wouldn’t allow her to go to the party, but
• At no time________the rules of the game.It was unfair to punish them. (2013·辽宁，26)A．they actually br
• 科学家发现植物体内也会产生微弱的生物电，这些电流大多是在生理活动过程中产生的，猜猜看，植物产生电流的原因可能与下列哪个活动有关[]A．吸收水分B．吸收无机盐C．吸收二氧化-八年级生物
• So necessary _____ it to learn about their customs that I will attend a special lecture next week.A．
• 王华想要验证植物生长是否需要无机盐。她将两株生长状况相同的幼苗分别培养在蒸馏水和土壤浸出液中，观察实验结果。请回答下列问题：（1）设计本实验时提出的假设应该是_______-八年级生物
• 王大爷在花盆种了一棵橘子，他每年春天都为橘子换一次新土，其原因是（）A．花盆中的土壤被植物吸收了B．土壤中肥料太少C．土壤中缺少无机盐D．土壤中缺少有机物-生物
• Not until she took off her dark glasses ________ she was a famous film star.A．I realisedB．that did I
• 如果只给番茄植株施用大量含氮的无机盐，结果将会是（）A．植株生长旺盛，枝叶繁茂，但果实很少B．茎秆健壮，果实多，成熟早C．植株矮小瘦弱，叶片发黄D．叶片呈暗绿色，叶脉呈淡棕-生物
• 土粒之间的水分里含有无机盐，这样的液体叫做______．-生物
• 菜农在种植马铃薯时施农家肥料的主要目的是为它的生长提供（）A．水B．无机盐C．有机物D．以上都是-生物
• ---- Here____! Where is Xiao Liu? ---- There____.A．comes the bus, is heB．comes the bus, he is C．the
• Only by increasing the number of doctors by 50 percent ________ properly in this hospital. (2013·大纲全
• It’s crazy of you to spend more time playing computer games than you _______ studying. A．areB．haveC．