國七生物下-CH1~CH2 段考複習4
Authored by 東茂 葉
Biology
7th Grade
Used 2+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
附圖是人類有性生殖的過程，請問減數分裂和細胞分裂分別發生在何種時期？
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
落地生根長出新根及芽的正確位置應該是附圖中的哪一部位？
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列哪一種方法繁殖的結果，會使甘藷的子代與親代間的性狀差異較大？
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
原本應該是兩顆蛋的蛋黃，由於從卵巢排出時太靠近，因此被包在一蛋殼裡，變成雙蛋黃，關於這種雙黃蛋的敘述何者正確？
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
水螅可行出芽生殖，也可行有性生殖。就生存競爭的觀點，下列敘述何者正確？
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
豌豆高莖遺傳因子為T，矮莖遺傳因子為t，今2株豌豆雜交，所得子代高莖與矮莖的比值為1，則親代遺傳因子的組合為：
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
橘子沒有酒窩，但其母親－花媽有酒窩，基因型為Aa，父親－花爸沒有酒窩，基因型為aa。花媽最近又懷孕了，橘子希望能有一位有酒窩的妹妹，試問其機率為何？
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