國七自然科學下 4-1 族群、群集
Quiz
•
Biology
•
7th Grade
•
Practice Problem
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Medium
葉東茂 葉東茂
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
「族群」是由同一時間裡的什麼所組成?
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
家家非常喜歡喝蜂蜜,他喝的蜂蜜是蜜蜂採花蜜製造的,在生態系中蜜蜂扮演的角色為何?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
邱仔在黃石坡養牛數十年,牛隻數量由十隻成長到今日的百多隻,不必付出多大心力。但近幾年出現了麻煩,就是牛隻突然較為消瘦,甚至死亡,不過在數目減低後,剩餘牛隻又顯得健健康康了,你認為是何種因素造成的?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
在一個地理環境完全與外界隔離的生態系中。在以下何種情況下,此生態系中某物種生物族群數量能維持恆定?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
南美洲有一種植物,只能依賴一種攝取花蜜的蝙蝠為媒介傳送花粉,然而此種蝙蝠因人類的大量捕捉而滅絕,試問此植物族群個體數會產生什麼變化?
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
明成調查陽明山國家公園夢幻湖中的生物,他發現夢幻湖中除了臺灣水韭外還有七星山穀精草等野草5種、藻類3種、蛙類3種,根據明成目前調查的結果,下列有關夢幻湖中族群與群集的統計資料何者正確?
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
智仁欲知瑞穗農場中糞金龜的數量,先捕捉50隻,在其身上標記後放回。過了一段時間,再捕捉350隻,並依捉放法估計校園內約有3500隻糞金龜。請問智仁第二次捕捉到的350隻糞金龜中有多少隻身上有帶有標記?
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