下列哪种植物需要较多含氮的无机盐[]A．马钤薯B．花生C．青菜D．小麦-七年级生物

更多内容推荐

• (2013·西工大附中模拟), I believe, and you will find Tom is very outgoing.A．Having a talk with the studentB
• Not until yesterdaythat I had made a serious mistake.A．didn’t I realizeB．did I realizeC．I didn’t re
• 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-八年级生物
• 植物的生长发育离不开、和。-七年级生物
• 棉农在棉花的培育管理过程中，有如下几项措施：Ⅰ花幼苗时，在根部带一个土坨。Ⅱ开花结果时，追施磷肥（过磷酸钙）。Ⅲ长到一定高度时，常常摘除顶芽（俗称“打顶”）。Ⅳ茂时整枝，剪-八年级生物
• (2013·安徽省名校联盟模拟)West of the city, which provides a lot of job opportunities for the local people.A．a
• , the disease will produce a powder poison that will kill the patient.A．If it untreatedB．If is untr
• 当根毛细胞从土壤中吸收水分时，说明根毛细胞液浓度比土壤溶液浓度[]A．大B．小C．相等D．不能确定-七年级生物
• 植株生长需要的营养有_______、________和________，它们分别是通过植物的________和________获得的。-七年级生物
• —Mike likes watching TV but he doesn’t like playing football.—.A．So does TomB．Neither is TomC．It’s
• We have been told that under no circumstancesthe computer in the office for personal affairs.A．may w
• (2013·西安模拟)The man we followed suddenly stopped and looked as ifwhether he was going in the right d
• After that we never saw her again, nor_________ from her.A．had we heardB．we heardC．did we hearD．we h
• 种植在富含营养液的水箱里的“番茄树”所采用的生物技术是[]A．组织培养B．无土栽培C．基因工程D．嫁接-七年级生物
• 小红为了探究细胞如何失水进行如下实验：在两个大小相似的萝卜中各挖一个大小相等的洞，向甲、乙萝卜的洞中分别注入等量的浓盐水和清水，各用一个装有玻璃管的橡皮塞塞住洞口-七年级生物
• —It’s nice.Never before____ such a special drink!—I’m glad you like it.A．I have hadB．I hadC．have I h
• (2013·郑州高中毕业班第一次质量预测)I don't like feeding the animals, but I need money, so ________.A．it is th
• _______ snacks and drinks，but they also brought cards for entertainment when they had a picnic in t
• 油菜出现只开花不结果的现象，需要施加[]A．含硼的无机盐B．含铁的无机盐C．含硫的无机盐D．含磷的无机盐-八年级生物
• 植物体都能有小长大，是由于植物体内细胞数量的增多和细胞体积的增大，这都需要不断补充营养物质如________________。茎向上生长，并长出_____，通过光合作用制造__________-七年级
• 光照和温度等条件均适宜的情况下，将绿色植物放在不同体积分数的CO2中培养，生长最好的是[]A．0.003％B．0.03％C．0.1％D．0.5％-八年级生物
• 农业生产中施肥时，应该[]A．以化肥为主，配合施用农家肥B．以农家肥为主，配合施用化肥C．完全施用化肥D．完全施用农家肥，不使用化肥-七年级生物
• 肥沃土壤浸出液培养的幼苗，生长健壮，颜色鲜绿最主要的原因是[]A．土壤浸出液中水分充足B．土壤浸出液中溶于少数种类的有机物C．土壤浸出液中有蛋白质等营养物质D．土壤浸出液有-七年级生物
• ----Will you go to the party?----Of course I will.A．if invitedB．if having invitedC．if I was invitedD
• Only when the mother comes backthe child will stop crying. A B C D-英语
• 当植物细胞处于周围溶液浓度大的环境中时，液泡将会出现的变化是[]A．缩小B．胀大C．消失D．正常-七年级生物
• Never in my wildest dreams ________these people are living in such poor conditions． A．I could imagin
• So little ______ about stock exchange that the lecture was completely beyond me.A．did I knowB．I had
• _____________ late, but also he forgot his books.A．Not only did he turn upB．Not only he turned up C．
• 种庄稼、养花种草要施肥，肥料的作用主要是给植物的生长提供[]A．有机物B．水分C．无机盐D．水分、无机盐和有机物-七年级生物
• 一次性施肥过多，造成植物萎蔫，其原因是[]A．土壤溶液浓度小于根细胞细胞液浓度B．土壤溶液浓度大于根细胞细胞液浓度C．土壤溶液浓度等于根细胞细胞液浓度D．植物吸收了过多的无-八年级生物
• 农谚说：“有收无收在于水，多收少收在于肥”。这说明植物的生长需要[]A．水和无机盐B．有机物C．维生素D．适宜的温度-八年级生物
• 种植农作物时，最好施用的肥料是[]A．氨肥B．磷肥C．钾肥D．农家肥-八年级生物
• Generally speaking_______acording to theinstructions，the drug has no side effect.A．when takingB．when
• At no timethe first to use the nuclear weapon.A．will China beB．will be ChinaC．is ChinaD．China is-英语
• 种植白菜、青菜等叶类蔬菜，应多施[]A．含氮的无机盐B．含磷的无机盐C．含钾的无机盐D．含钙的无机盐-八年级生物
• (2013·湖南，35)Not once________to Michael that he could one day become a top student in his class.A．occ
• Don’t touth anything unless _______ .A．to be allowedB．allowedC．to be allowingD．allowed to-高二英语
• In a typical business situation, women, _______, find themselves bumping their heads on “glass ceil
• Not until________,_________.A．did she take off, I realizedB．she took off, did I realizeC．did she tak
• 老王种的庄稼植株矮小、瘦弱，叶片发黄，可能是缺乏[]A．含氮的无机盐B．含钾的无机盐C．含磷的无机盐D．水-七年级生物
• 植物生长需要最多的无机盐是[]A．含氮、磷、铁的无机盐B．含氮、磷、钾的无机盐C．含氮、磷、镁的无机盐D．含氮、磷、钠的无机盐-七年级生物
• 氮能促进植物体的[]A．枝叶长得繁茂B．幼苗的发育和花的开放提早C．茎秆健壮D．果实、种子早熟-七年级生物
• Is that a book on farming?_______,I want to borrow it.A．So it isB．If soC．So is itD．So if-高三英语
• New technology was used in teaching. As a result, not only ________, but students became moreintere
• 某同学进行了无土栽培的尝试（如图），据图回答问题。（1）甲、乙两瓶都应当放在怎样的环境中？_______________________。（2）为什么甲植株生长状况比乙植株好？____________
• 植物生长期间需要量最多的无机盐不包括下列哪一种[]A．含磷的B．含钾的C．含铁的D．含氮的-七年级生物
• _____, Carolina couldn't get the door open.A．Try as she mightB．As she might tryC．She might as t
• Out there, in the midest of the snow,in long, black clothes.A．a woman satB．sat a womanC．was a woman
• He never talked about himself as an object of pity, _____ any envy of the more fortunate or successf