科普閱讀~ 狼如何變成狗?

Quiz
•
Science
•
6th Grade
•
Hard
Kyle Cheng
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
狼和狗擁有不同的特徵,下列敘述何者有誤?
狗眼通常為棕色或藍色
;狼的眼睛為黃色
狼的耳朵通常是下垂;狗耳比較大且直立
狼通常比狗更大且更為粗壯
狼牙比狗牙更大更堅硬
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
狼和狗有著不同的行為,下列敘述何者有誤?
狗能表現出友善和溫順的行為
狗社會是屬於獨裁式
狼通常比狗更為膽怯和警覺
狼是屬於獨居動物
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
有關狼的生物分類,下列何者正確?
請依序填入_目、_科、_屬、_種
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
根據達爾文的演化論,能解釋長頸鹿的長脖子。請判斷下列推論何者較符合《天擇說》?
經常使用的器官會越來越發達,並遺傳給後代
能無性生殖產生大量子代者,最不易被淘汰
大號體型、食量最大的是最能適應環境的生物
產生的後代彼此間特徵差異較大者,較有利生存
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
拉馬克的《用進廢退說》理論在現代遺傳學上被否定,主要因為遺傳。若要將具有優勢的特徵遺傳給下一代,必須發生在哪個細胞較有機會?
血液細胞
表皮細胞
肌肉細胞
生殖細胞
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
達爾文與拉馬克的演化學說,下列何者是一致的?
後天的改變能夠遺傳給下一代
生物性狀會改變以適應環境
競爭的結果,較適合者可以生存
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