
國七自然科學下-CH4~CH5段考複習1
Authored by 葉東茂 葉東茂
Biology
7th Grade
Used 5+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
下列何者是自然界中重要的分解者?
2.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
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?
3.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
在森林裡所有種類的生物合稱為什麼?
4.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
近年來,農委會推動以生物防治取代傳統的化學農藥。為了減少害蟲,農民可以採用「性費洛蒙」來製作陷阱,捕捉甘藷的頭號害蟲「甘藷蟻象」。甘藷蟻象受到性費洛蒙的誘引,就會飛進特製的誘蟲器中。請問關於上述生物防治的敘述,下列何者有誤?
5.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
在自然界中,可擔任分解者角色者包含下列哪些生物?甲)病毒;乙)細菌;丙)藍綠菌;丁)原生菌類;戊)真菌。
6.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
在生態系組成中,哪一組生物對生態系的平衡影響最大?
7.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
某一多雨的山區,溫度在20~28℃左右,該地區有許多樹木、草、兔、鹿、20隻飛鼠、30隻土狼,下列哪一項敘述不正確?
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