Senior Secondary (HKDSE) · Biology

Conservation: Practice Questions

5 multiple-choice questions marked as you go, and 3 written questions with worked solutions. All on Conservation.

8 questions19 marksFree, no account
Question 1
1 mark

生態學研究表明,維持生態系統服務(Ecosystem services)的關鍵在於確保功能的完整性。以下哪種保育策略能最有效地維持一個複雜生態系統的功能完整性?

Question 2
1 mark

在環境保護工作中,資源有限時需要確定優先順序。以下哪項環境管理策略被認為是最具前瞻性且能提供最廣泛長期生態效益?

Question 3
1 mark

在熱帶雨林面臨大規模農業開墾威脅的地區,要實現森林保護區的長期穩定和永續發展,以下哪項社會經濟措施是最根本的?

Question 4
1 mark

為了有效應對外來入侵物種對本地生態平衡造成的威脅,以下哪項措施被視為最具成本效益且最關鍵的長期策略?

Question 5
1 mark

某河流生態系統因工業廢水排放而嚴重退化。為了實現該生態系統的長期恢復和功能重建,以下哪項措施是最根本的介入策略?

Question 6
4 marks

除了在自然棲息地內進行保育,試提出兩種保護瀕危物種的離地保育措施。

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Question 7
4 marks

生物多樣性保育是保護地球生命的重要工作,其中可分為原址保育 (in-situ conservation) 和遷地保育 (ex-situ conservation) 兩種主要方法。

a) 試區分原址保育和遷地保育這兩種生物多樣性保育方法。
b) 針對一種極度瀕危的植物物種,解釋為何通常需要結合原址保育和遷地保育策略才能更有效地進行保護。

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Question 8
6 marks

棲息地喪失和破碎化是導致物種滅絕的主要原因之一。

a) 解釋棲息地破碎化如何導致一個物種的種群數量下降和基因多樣性減少。
b) 為了減輕棲息地破碎化的影響,提出兩種保育措施,並簡述其原理。
c) 香港擁有豐富的生物多樣性,但正面臨嚴峻的保育挑戰。請舉出一個香港瀕危物種的例子,並說明其面臨的主要威脅。

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