【判断题】【消耗次数:1】
反刍动物能合成维生素B和维生素C,所以一般没有维生素缺乏症
正确
错误
参考答案:
复制
纠错
相关题目
【判断题】 人体长期摄入维生素不足可致维生素缺乏症,所以,人摄入维生素越多越好。
①  正确
②  错误
【判断题】 维生素A是水溶性维生素,维生素B2是脂溶性维生素。
①  正确
②  错误
【单选题】 维生素包括:水溶性维生素A和C,脂溶性维生素B、D、E、K。
① 
② 
【单选题】 下列哪种维生素是脂溶性维生素
①  维生素C
②  维生素B2
③  维生素B6
④  维生素B1
⑤  维生素E
【多选题】 以下维生素中,属于水溶性维生素的是?
①  烟酸
②  维生素B1
③  维生素E
④  视黄醇
【单选题】 可在体内合成的维生素是?
①  维生素C
②  维生素A
③  维生素E
④  维生素B2
⑤  维生素D
【单选题】 下列哪项不是维生素D在人体的缺乏症(?)
①  在成人发生骨软化症
②  ?在儿童发生癞皮病.
③  在婴幼儿发生佝偻病
④  在老年人可发生骨质疏松症
【单选题】 下列属于维生素A缺乏症状的是 ?
①  坏血病
②  骨质疏松
③  脚气病
④  鸡胸
⑤  夜盲症
【判断题】 维生素分为水溶性维生素和脂溶性维生素两大类。
①  正确
②  错误
【单选题】 人体暗适应能力下降与哪种维生素缺乏相关( )。
①  维生素B1
②  维生素C
③  维生素A
④  维生素D
随机题目
【单选题】 Rapid reading means reading something fast just to ____ the general idea.
①  master
②  seize
③  grasp
④  imagine
【单选题】 Theexperimentwas____easierthanwehadexpected.
①  much
②  much more
③  more
④  more much
【单选题】 _______ he tried his best, he still failed the examination.
①  Although
②  Even although
③  However
④  Because
【单选题】 ____ from space, our earth, with water covering 70% of its surface, appears as a “blue planet”.
①  Seeing
②  To be seen
③  Seen
④  Having seen
【单选题】 Now we may be able to say ____ between music and noise.
①  that what the difference
②  what the difference is
③  the difference is what
④  what is the difference
【单选题】 Frankly speaking, I’d rather you ____ anything about it for the time being.
①  didn’t do
②  don’t do
③  will not do
④  do
【单选题】 When we breathe, the oxygen in the air ____ with our blood and gives us life.
①  fills
②  goes
③  takes in
④  mixes
【单选题】 The disabled children need many things, but____, they need love.
①  first of all
②  above all
③  after all
④  all in all
【单选题】 Only by shouting at the top of his voice ____.
①  he was able to make himself hear
②  he was able to make himself heard
③  was he able to make himself heard
④  was he able to make himself hear
【单选题】 He won’t____ to bring me my umbrella unless I tell him again.
①  forget
②  remind
③  remember
④  realize