
2023-统考题-1

Quiz
•
Biology
•
8th Grade
•
Medium
LEE SIEW SIEW 李绣秀
Used 2+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小光使用体温计测量自己的体温,体温计上显示的读数是37℃,换算成国际单位是多少?
-310K
-236K
236K
310K
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
在一次的加热反应实验以后,老师发现某一组所使用过的烧杯变黑了。为了避免此现象再次发生,在使用本生灯时应采用下列哪个方法?
拿掉石棉网
使用有光火焰
打开本生灯的气孔
关闭本生灯气孔
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
无机盐可通过根毛细胞进入植物体内,但一些有毒性的物质却无法进入根毛细胞。以下那个细胞结构起了保护作用?
细胞壁
细胞膜
细胞核
细胞质
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
科学家通过实验发现,给乳牛播放音乐能提高牛奶的产量。这说明什么?
生物需要营养
生物进行生长
生物能排出废物
生物对外界刺激作出反应
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
当小锋做完剧烈运动后,马上喝下大量的水。他身体哪个消化器官吸收大部分的水而使身体不会有脱水现象?
小肠
大肠
食道
胃
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我们每一天吃的白米饭是种子的哪一部分?
胚乳
子叶
胚轴
果肉
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有关"鹬蚌相争,渔翁得利"这句成语的叙述,下列哪项正确? (备注:鹬是一种鸟)
鹬是初级消费者
蚌是提供食物的生产者
渔翁同时是初级,次级消费者
如果鹬消失了,蚌短期内会增加
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