2017届山东师范大学附中高三上学期第一次模拟生物试卷

适用年级:高三
试卷号:310939

试卷类型:月考
试卷考试时间:2017/7/27

1.单选题(共4题)

1.
某 50 肽中有丙氨酸(R 基为-CH3)2 个,现脱掉其中的丙氨酸(相应位置下如图)得到几种不同有机产物,其中脱下的氨基酸均以游离态正常存在.下列有关该过程产生的全部有机物中有关原子、基团或肽键数目的叙述错误的是(   )
A.肽键数目减少 4 个
B.氢原子数目增加 8 个
C.氨基和羧基分别增加 4 个
D.氧原子数目增加 2 个
2.
某校生物兴趣小组以玉米为实验材料,研究不同条件下细胞光合作用速率和呼吸作用速率的关系,并绘制了甲、乙、丙、丁四幅图。其中图中“A”点不能表示光合作用速率与细胞呼吸速率相等的是(  )
A.B.C.  D. 
3.
下图是人体细胞内氨基酸的转化过程,据图分析,下列说法正确的是

A. L-异亮氨酸是人体的必需氨基酸
B. 图中显示的是一种正反馈机制
C. 细胞内过多的L-异亮氨酸可能改变了苏氨酸脱氨酶的空间结构
D. 苏氨酸可与双缩脲试剂发生紫色反应
4.
细胞的膜蛋白具有物质运输、信息传递、免疫识别等重要生理功能。下列图中,可正确示意不同细胞的膜蛋白及其相应功能的是
A. B. C.    D.

2.选择题(共1题)

5.任务型阅读

    Do you remember the last time you read a book, or a magazine? Is checking e-mails or updating microblog your daily reading habit? If you're one of those who don't make a habit of reading regularly, you might be really out.{#blank#}1{#/blank#}

    Stress Reduction

    No matter how much pressure you have at work, in your personal relationships, or other issues in daily life, it all just slips away when you lose yourself in a great story.{#blank#}2{#/blank#}

    Knowledge

    Everything you read fills your head with new information, and you never know when it might come into use.{#blank#}3{#/blank#}Besides, you might lose everything else—your job, your money, even your health, but knowledge can never be taken from you.

    Vocabulary Expansion

    {#blank#}4{#/blank#} As a result, this will gradually enlarge your everyday vocabulary. Then you might become more knowledgeable and well-spoken, which can increase your self confidence and even help you get promotions more quickly.

    Better Writing Skills

    Exposure to well-written work has a great effect on your own writing. In other words, writing styles of other authors will influence your own work.{#blank#}5{#/blank#}

    Now that reading has so many benefits, step away from your computer and go hunting for something new to read!

A. Here are some benefits of reading.

B. Here are some suggestions for your health.

C. The more you read, the more words you gain exposure to.

D. This goes hand-in-hand with the expansion of your vocabulary.

E. A well-written novel can bring you pleasure, and allow you to relax.

F. The more knowledge you have, the better-equipped you are for your life.

G. That is why beginners always learn how to write by reading the works of others.

试卷分析
  • 【1】题量占比

    单选题:(4道)

    选择题:(1道)

  • 【2】:难度分析

    1星难题:0

    2星难题:0

    3星难题:0

    4星难题:1

    5星难题:0

    6星难题:3

    7星难题:0

    8星难题:0

    9星难题:0