
2022统考题-1
Quiz
•
Biology
•
9th Grade
•
Practice Problem
•
Hard
LEE SIEW SIEW 李绣秀
Used 2+ times
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15 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
下列哪项有关实验操作的叙述正确?
过滤时滤纸边缘需高于漏斗口
给试管中液体加热时,液体不超过试管容积的1/3
将吸取液体后的胶头滴管平放或倒置,以防液体流出
在稀释浓硫酸时将水沿器壁慢慢倒入浓硫酸中,并用玻璃棒搅拌
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
1977年,美国的"阿尔文号"潜水艇在2500米深的海底进行考察,考察任务之一是采集深海的生物样本。以下哪些现象可帮助研究员判断"阿尔文号"所采集的样本是否活着?
样本会生长
样本会繁殖
样本会排出废物
样本会在黑暗中发光
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列哪些疾病与空气污染有直接关系?
肺癌
哮喘
气管炎
流行性感冒
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一种血液成分的描述正确?
血浆能运输血细胞
白细胞能加速血液凝固并促进止血
红细胞能抵抗病菌侵入
血小板能携带氧气
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
用达尔文的自然选择学说的观点判断,下列哪项叙述哪项正确?
在杀虫剂的长期作用下,螳螂对该杀虫剂产生了抗药性
野兔的保护色和老鹰敏锐的视觉,是它们长期相互选择的结果
兰花螳螂生长在兰花丛中,它的体色产生了与兰花相同颜色的变异
长颈鹿因经常伸长脖子和前肢吃树叶,造成脖子和前肢都变得很长
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
核能是一种具争议性的能源。以下哪些关于核能发电的叙述符合可持续发展的概念?
核能的产品效能高,只需少量原料便可产生大量电力
核废料的体积不大,其放射性的问题容易处理
核能发电的过程为零污染,不会破坏生态环境
核能发电不会加重地球的温室效应
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
沛慧上学前取自己的眼镜时,发现自己的近视眼镜与爷爷的老花眼镜混在一起了,外形完全一样。沛慧想要找出自己的眼镜,下列说法哪项正确?
拿着镜片看字,能把字体放大的是她的近视眼镜
用手摸摸镜片,中间厚边缘薄的是她的近视眼镜
拿着镜片看远处的景物,能看得清晰的是她的近视眼镜
让镜片正对太阳,太阳通过镜片能汇聚的是她的近视眼镜
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