B2_5-1族群與群集
Quiz
•
Biology, Science
•
7th - 9th Grade
•
Practice Problem
•
Medium
Vincent Liu
Used 19+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
一個環境中,所能供養單一族群的最大數量,是此一棲地對此種生物的什麼?
壓力
負荷量
潛能
極限量
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小明某日在路上撿到一袋 50 元硬幣,小明欲利用剛學到的抓放法來估算袋子裡的硬幣共有多少錢,小明先從袋子裡抓出 10 個硬幣並全作上記號,放回袋子裡充分混合後再取出 30 個硬幣,發現 30 個硬幣中有 4 個是有作記號的,請問此袋硬幣共約多少元?
3750
750
75
1250
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
同一時間裡,在某一地區的一個族群是指哪種生物?
不同種的生物
同種的生物
同屬的生物、不同種的生物
不同屬的生物、同種的生物
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
浪漫養雞場飼養雞隻總數有 24000 頭(平均分配到 200 區飼養),因禽流感流行,急需撲殺病雞。隨機挑選三區檢視,結果發現病雞分別為 9、11、10 隻,請估計病雞雞數約為多少隻?
1600
1800
2000
2200
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列有關「族群」變化的敘述,何者正確?
當遷出+死亡=遷入+出生時,族群的個體數最穩定
當遷出+死亡>遷入+出生時,族群的個體數會增加
當遷出+死亡<遷入+出生時,族群的個體數會減少
當出生=死亡時,代表此族群個體數都沒有改變
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
某生物族群在棲息地中生存並保持一穩定的狀態。則下列對此族群的敘述與討論,何者正確?
此生物族群不會被淘汰
此生物的族群大小不會變
此生物族群個體數目仍會有上下起伏的變化
此生物族群的出生、死亡、遷入與遷出保持恆定
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
請問下列哪一項是族群?
淡水河的魚
紅樹林的水筆仔
關渡紅樹林的水鳥
紅毛城裡的樹林
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