全港學生STEAM精英挑戰賽2026 – (保良局朱敬文中學 – 高中組)

賽前注意事項:

  1. 本次比賽將包含20條選擇題。參賽者需在五個選擇內選一個正確的。
  2. 請老師預留60分鐘的時間用於學生比賽。我們嚴格遵守時間管理，以確保比賽的公平性和效率性。
  3. 請老師和參賽者在比賽期間保持冷靜，不必急於完成。
  4. 一旦進入網頁，計時器將立即開始倒數計時，所以請確保在按下連結之前已經準備妥當。
  5. 每位參賽者只有一次機會進行比賽，請確保在提交答案前仔細確認。重複提交將導致資格被取消，請謹慎操作。
  6. 請在開始後的60分鐘內完成試題。

Pre-match Notes:

  1. This competition will include 20 multiple-choice questions. Participants must choose one correct answer from five options.
  2. Teachers are requested to reserve 60 minutes for the student competition. We strictly adhere to time management to ensure fairness and efficiency.
  3. Teachers and participants are asked to remain calm during the competition and not rush to finish.
  4. Once you enter the webpage, the timer will start counting down immediately, so please make sure you are ready before clicking the link.
  5. Each participant has only one chance to compete; please ensure you double-check your answers before submission. Resubmission will lead to disqualification, so please proceed with caution.
  6. Please complete the questions within 60 minutes after starting.
請輸入密碼。Please enter password.

請先輸入參賽者資料,再按下頁開始。資料必須與登記比賽申請表的資料一致。
Please enter participant information, and then press Next button to start. The information must be the same as application.

1 / 20

The painter of The Starry Night is:
《星夜》的畫家是：

2 / 20

What shape has all sides equal and all angles 90°? (哪種形狀的所有邊相等且所有角為 90°？)

3 / 20

What is the binary number 1010 in denary? (二進制數 1010 在十進制中是什麼？)

4 / 20

Which of the following is an example of natural antimicrobial agents?
以下哪一項是天然抗菌劑的例子？

5 / 20

Which of the following is an example of a structured data format?
以下哪一項是結構化數據格式的例子？

6 / 20

If a system reaches equilibrium (dx/dy=0), what does this imply?
若系統達到平衡 (dx/dy=0)，這意味著什麼？

7 / 20

Which scenario best exemplifies exponential growth?
以下哪種情境最能體現指數增長？

8 / 20

Given the tree diagram, if a Brand I user considers buying a new phone, what is the probability they will choose Brand I again? 根據樹狀圖，若 Brand I 用戶考慮購買新手機，他們再次選擇 Brand I 的機率是多少？

9 / 20

Which of the following is an application of microorganisms in food production?
以下哪一項是微生物在食品生產中的應用？

10 / 20

Which graph shows monthly temperature changes?
哪種圖表顯示每月的溫度變化？

11 / 20

Which nutrient is essential for muscle growth and repair?
哪種營養素對肌肉生長和修復至關重要？

12 / 20

What geometric principle is used to locate the center of a circle with three non-collinear points? (用於定位三個不共線點圓心的幾何原則是什麼？)

13 / 20

How many ways can you arrange 2 letters from {A, B, C} if order matters?
從{A, B, C}中選取2個字母排列，有多少種可能？

14 / 20

In computer science and information theory, a Huffman code is a particular type of optimal prefix code that is commonly used for lossless data compression. Huffman coding prioritizes:
在計算機科學和信息理論中，霍夫曼編碼是一種特定類型的最佳前綴碼，通常用於無損數據壓縮。霍夫曼編碼的優先考慮：

15 / 20

To make 1L of 1:99 bleach solution from a 5.25% stock, how much bleach is needed? (要從 5.25% 的原液製作 1 L 的 1:99 漂白水，需要多少漂白劑？)

16 / 20

Which theorem states that the perpendicular bisector of a chord passes through the center of a circle?
哪個定理指出弦的垂直平分線會通過圓心？

17 / 20

In a nutrition optimization problem using 2 food items, if:
Hamburger costs $12 each and provides 512 kcal
Soya drink costs $5 each and provides 128 kcal
What is the correct objective function to minimize total cost (C)?**
Let x be the serving quantity of Beef Hamburger and y be the service quantity of Malted Soya Milk, while $ C be the total amount of the food taken.

**在營養優化問題中使用2種食物時，若：
漢堡每個12元，提供512大卡
豆奶每個5元，提供128大卡
下列哪項是「最小化總成本(C)」的正確目標函數？**
設 x 為牛肉漢堡的份數，y 為麥芽豆奶的份數，而 C 美元為所選食物的總花費。

18 / 20

Which type of graph is best for showing categories or groups?
哪種圖表最適合顯示類別或組別？

19 / 20

In a diet optimization problem, the objective function typically represents: (在飲食優化問題中，目標函數通常代表什麼？)

20 / 20

Newton’s Third Law of Motion states that:
牛頓第三運動定律指出：

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