
2020-2021 S1 第一學期科學考試温習(1)
Quiz
•
Science
•
7th Grade
•
Medium
chi lai
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
裝置P、Q、R和S用來找出光對植物吸水速率的影響。
下列哪兩組裝置進行的實驗是公平測試?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
美兒正在進行實驗,測試液體温度怎樣影響糖的溶解度。下列哪個是公平測試?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪項是找出水温怎樣影響糖的可溶性的公平測試?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下裝置P、Q、R和S用來找出某段時間內光對小鼠的睡眠時數的影響。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某農夫想知道肥料A還是肥料B能夠使農作物生長得更快,於是進行以下實驗:實驗開始時,所用兩株植物的大小是一樣的。其中一株植物施用肥料A,並放在 20 oC 的温室內;另外一株植物施用同等分量的肥料B,並放在 30 oC 的温室內。此外,兩株植物得到同等的灌溉、陽光照射等。根據下圖的結果,該農夫能夠得出甚麼結論?
施用肥料A的植物生長得較快。
施用肥料B的植物生長得較快。
植物在 30°C 的環境下生長得較 20°C 快。
得不出任何結論。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下圖顯示芷晴用來比較黃色和藍色本生焰的温度的實驗裝置。她量度了兩個裝置中,需用多少時間來把小量鹽溶液完全蒸發掉。下列哪項是實驗中的對照變項?
(1) 錶面玻璃上鹽溶液的分量
(1) 錶面玻璃上鹽溶液的分量
(2) 燒杯中水的分量
(2) 燒杯中水的分量
(3) 燒杯的大小
(1) 錶面玻璃上鹽溶液的分量
(2) 燒杯中水的分量
(3) 燒杯的大小
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