1.资料分析题- (共1题)
藏羚羊是我国特有物种,是国家一级保护动物,它的羊绒非常贵重。今年来,藏羚羊已频临灭绝,然而偷猎者的枪声仍不时响起。
(1)这段话反映了生物多样性丧失的一个重要原因是 。
(2)有人建议把藏羚羊引入到动物园圈养起来,这样做的后果是 。
(3)为了保护藏羚羊,有人提出组织力量消灭藏羚羊的天敌,你认为这种做法可取吗?为什么? 。
(4)请你提出两点关于保护藏羚羊的建议。
2.综合题- (共2题)
人类眼皮性状遗传调查表
组别 | 家庭数目 | 父母性状 | 子女性状 |
一 | 50 | 单、单 | 单 |
二 | 50 | 双、单 | 双、单 |
三 | 50 | 双、双 | 双、单 |
请分析后回答:
(1)单、双眼皮的性状由基因控制,基因是具有特定遗传效应的 片段。
(2)单、双眼皮是人类同一性状的不同表现类型,这在遗传学上称为 。
(3)如果显性基因用D表示,隐形基因用d表示,在第二组别中,某一家庭生了一个单眼皮的孩子,则双亲的基因组成是 。
(4)假如第三组中某一家庭,生了一个单眼皮孩子。2014年单独二胎计划生育政策出台后,这对夫妇符合政策,再生一个孩子是单眼皮的理论上可能性是________。
(5)假如第一组别某一家庭的母亲,通过手术变成双眼皮,她的双眼皮性状不能遗传给后代,原因是她体内的 没有改变。
2013年3月以来,在上海等地区发生了由H7N9型禽流感病毒引起的传染病.目前已知H7N9禽流感主要传染途径为人与带病禽畜接触传播,商未发现人传染人的病例.有关专家建议普通人预防禽流感应做到:(1)注意个人卫生,保持勤洗手、室内勤通风换气、注意营养,保证充足的睡眠和休息,加强体育锻炼.尤其在接触禽畜后及时彻底洗手.(3)尽可能减少与禽畜不必要的接触,特别注意尽量避免接触病死禽畜.食用禽肉蛋时要充分煮熟.(3)生熟食物要分开处理,当手部有伤口,处理肉类时建议佩戴手套等.
(1)H7N9型禽流感病毒是引起禽流感的 .从传染病流行的基本环节分析,患H7N9型禽流感的禽类属于 .
(2)专家建议普通人应保证充足的睡眠和休息,加强体育锻炼,这从预防传染病的措施分析,属于 ;建议食用禽肉蛋时要充分煮熟,这从预防传染病的措施分析,属于 .
(3)从传染病类型来看,H7N9型禽流感和普通流行性感冒一样,属于 传染病.
(4)如果成功研制H7N9型禽流感疫苗,人们可通过注射疫苗来提高对该病的免疫能力.在此过程中,注射进入人体的疫苗作为抗原,当抗原进入人体后,受到刺激的 细胞产生抵抗这种抗原的特殊蛋白质,叫做 ,它能够参与病毒的清除.这种由后天获得的,只针对某种特定病原体其作用的免疫功能称为 免疫.
3.单选题- (共20题)
A.染色体主要由蛋白质和DNA组成 B.基因是有特定遗传效应的DNA片段
C.每个DNA分子上只有一个基因 D.DNA分子是双螺旋结构
A.从自养到异养 | B.从水生到陆生 |
C.从厌氧到需氧 | D.从无性到有性 |
A.卡介苗能激活人体的吞噬细胞,将结核杆菌吞噬 |
B.卡介苗进入人体后能直接消灭侵入人体内的结核杆菌 |
C.卡介苗能够促进人体的各项生理活动,增强抵抗力 |
D.卡介苗能使人在不发病的情况下,产生抵抗结核杆菌的抗体 |
A.第一道防线、非特性免疫 | B.第二道防线、非特异性免疫 |
C.第一道防线、特异性免疫 | D.第二道防线、特异性免疫 |
A.乙肝疫苗对儿童来说是抗体 |
B.接种乙肝疫苗是保护易感人群的重要手段 |
C.乙肝属于血液传染病 |
D.接种疫苗后获得的免疫属于特异性免疫 |
A.在购买包装食品时,应注意查看生产日期和保质期 |
B.在没有成人陪伴或水况不明时,不私自下水游泳 |
C.发现有同学因好奇和好玩而尝试吸烟时,友善提醒“吸烟有害健康” |
D.当遇到好玩的网络游戏时,就废寝忘食地连续数日去攻关 |
①该药的生产企业、生产日期、有效期、批准文号 ②是不是广告推荐的药品③该药的功能用量、不良反应、禁忌症等 ④是处方药还是非处方药
A.①②③ | B.①②④ |
C.②③④ | D.①③④ |
4.选择题- (共4题)
阅读下面短文,从短文后各题所给的A、B、C、D四个选项中,选出最佳选项。
Do you want to be successful in everything you do? If so, then 1? Here is an example.
There was a farmer who 2 corn(玉米) all his life. Each year he took his corn to the market. Then each time his corn was chosen as the 3 and won the first prize.
One year a newspaper reporter interviewed him and learned something 4 about how he grew it. The farmer 5 his seed (做种子的) corn to his neighbours.
"How can you share your best seed corn with your neighbours?" the reporter asked. "You know they are taking part in the 6 with you each year. "
"Why, sir," said the farmer, "didn't you know? The 7 picks up pollen (花粉) from the corn and moves it quickly from field to field. If my neighbours grow 8 corn, cross-pollination (异花传粉) will affect the quality of my corn. So if I want to grow good corn, I must 9 my neighbours to grow good corn. "
The farmer knows much about the connection of life. His corn cannot improve 10 his neighbours' corn improves.
As a great man says, "We make a living by what we 11; we make a life by what we give." We can't 12 without food, clothes, and many other things. However, a meaningful life is not decided by how much we can get, 13 by how much we can give others. Giving, instead of taking, makes us 14 from other animals. So those who choose to live well must help others to live well and those who choose to be happy must help others to find 15 in their life.
阅读下面短文,从短文后各题所给的A、B、C、D四个选项中,选出最佳选项。
Do you want to be successful in everything you do? If so, then 1? Here is an example.
There was a farmer who 2 corn(玉米) all his life. Each year he took his corn to the market. Then each time his corn was chosen as the 3 and won the first prize.
One year a newspaper reporter interviewed him and learned something 4 about how he grew it. The farmer 5 his seed (做种子的) corn to his neighbours.
"How can you share your best seed corn with your neighbours?" the reporter asked. "You know they are taking part in the 6 with you each year. "
"Why, sir," said the farmer, "didn't you know? The 7 picks up pollen (花粉) from the corn and moves it quickly from field to field. If my neighbours grow 8 corn, cross-pollination (异花传粉) will affect the quality of my corn. So if I want to grow good corn, I must 9 my neighbours to grow good corn. "
The farmer knows much about the connection of life. His corn cannot improve 10 his neighbours' corn improves.
As a great man says, "We make a living by what we 11; we make a life by what we give." We can't 12 without food, clothes, and many other things. However, a meaningful life is not decided by how much we can get, 13 by how much we can give others. Giving, instead of taking, makes us 14 from other animals. So those who choose to live well must help others to live well and those who choose to be happy must help others to find 15 in their life.
阅读下面短文,从短文后各题所给的A、B、C、D四个选项中,选出最佳选项。
Do you want to be successful in everything you do? If so, then 1? Here is an example.
There was a farmer who 2 corn(玉米) all his life. Each year he took his corn to the market. Then each time his corn was chosen as the 3 and won the first prize.
One year a newspaper reporter interviewed him and learned something 4 about how he grew it. The farmer 5 his seed (做种子的) corn to his neighbours.
"How can you share your best seed corn with your neighbours?" the reporter asked. "You know they are taking part in the 6 with you each year. "
"Why, sir," said the farmer, "didn't you know? The 7 picks up pollen (花粉) from the corn and moves it quickly from field to field. If my neighbours grow 8 corn, cross-pollination (异花传粉) will affect the quality of my corn. So if I want to grow good corn, I must 9 my neighbours to grow good corn. "
The farmer knows much about the connection of life. His corn cannot improve 10 his neighbours' corn improves.
As a great man says, "We make a living by what we 11; we make a life by what we give." We can't 12 without food, clothes, and many other things. However, a meaningful life is not decided by how much we can get, 13 by how much we can give others. Giving, instead of taking, makes us 14 from other animals. So those who choose to live well must help others to live well and those who choose to be happy must help others to find 15 in their life.
5.填空题- (共1题)

(1)____________是研究生物进化的重要证据,在地层中出现最早的脊椎动物化石是A____________化石,能证明E是由古代爬行动物进化而来的是___ _________化石。
(2)E是陆生动物中数量最多、分布最广的脊椎动物,其适应飞行的形态特点是_______________________。E具有复杂的迁徙和繁殖行为,从行为的获得途径来看属于____________。
(3)最高等的脊椎动物是___ ___,其生殖特点是____ __。
(4)脊椎动物进化的总趋势是_______________________________。
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【1】题量占比
资料分析题:(1道)
综合题:(2道)
单选题:(20道)
选择题:(4道)
填空题:(1道)
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【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:14
7星难题:0
8星难题:9
9星难题:0