
環境教育10
Quiz
•
Science
•
5th Grade
•
Practice Problem
•
Medium
縣立南郭國小蔡菀琪 縣立南郭國小蔡菀琪
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100 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者為河川污染指數(RPI)的水質檢測參數?
Answer explanation
評估河川水質之綜合性指標為「河川污染程度指數, River Pollution Index」簡稱「RPI」。RPI指數係以水中溶氧量 (DO)、生化需氧量(BOD5)、懸浮固體(SS)、與氨氮(NH3-N)等四項水質參數之濃度值,來計算所得之指數積分值,並 判定河川水質污染程度。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者為雨林減少的主要原因?
Answer explanation
雨林減少的原因包括過度伐木、盜伐、過度放牧、過度耕作、不當焚燒、森林火災、酸雨等等。
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者為非游離輻射中波長最短的輻射線?
Answer explanation
紫外線為非游離輻射中頻率最高的輻射,光譜範圍約在100nm~400nm之間,可見光波長範圍約為400至700nm,而紅外線光譜範圍約在700~100,000nm之間。
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者為政府強化社會福利的作法?
Answer explanation
由於少子化,高齡化的趨勢,使臺灣人口結構產生改變。如何適度增加生育率、提升人力素質、強化社會福利與老人照顧,已是臺灣不容忽視的課題。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者為臭度單位?
Answer explanation
臭度乃水樣以無臭水作系列稀釋後,檢驗員仍可聞到臭味之水樣最高稀釋比率,單位以初嗅數(Thresholdodornumber,T.O.N.)表示。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者為植物多樣性增加對人類主要的影響?
Answer explanation
植物多樣性不僅是供應我們食物的來源,更是吸收二氧化碳、調節大氣中的水氣以平衡氣候及溫度,有利於我們的經濟活動,是讓我們擁有優良生存環境的後盾。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者為植物多樣性增加對生物的影響?
Answer explanation
多樣性的植物對生物來說不僅是提供食物種類多樣的來源,更是繁衍的橋樑。植物的根部能讓鬆軟的土壤扎實,生物可以在地面上活動,隨著植物多樣性的增加,使生態系更加穩固,其恢復力也較強。
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