你比七年級生聰明嗎？用這個科學測驗證明一下！

科學是對自然世界進行系統性研究，透過觀察、實驗和推理。選項 C 捕捉到這個廣泛、包容的定義，涵蓋了批判性思維和實用技能，以探索和理解我們的宇宙。選項 A、B 和 D 太過狹隘或不準確。碳主要通過死亡生物（如植物和動物）的分解進入土壤，這些生物將有機碳釋放到土壤中。光合作用 (C) 在植物中產生碳化合物，但這些化合物只有在死亡後才會進入土壤。呼吸作用 (A) 以 CO₂ 的形式釋放碳，而燃燒 (D) 將其釋放到空氣中。汽化是液體變成氣體的過程，可以透過蒸發或沸騰。凝固 (A) 是液體變成固體，熔化 (D) 是固體變成液體，而冷卻 (B) 不是相變而是溫度降低。細胞核通常被稱為細胞的「大腦」，因為它包含 DNA 並控制細胞活動，如生長和繁殖。核醣體 (A) 製造蛋白質，DNA (C) 是遺傳物質，而細胞膜 (D) 調節進入和離開細胞的物質。週期表按原子序數增加排列元素，反映了它們的性質和關係。選項 B 不正確，因為它包括已發現的元素，C 是錯誤的，因為它被廣泛使用，而 D 是模糊和不完整的。魚類、爬蟲類和鳥類都是卵生的，意味著它們會下蛋。選項 D 是正確的，因為它包含了所有這些群體，而 A、B 和 C 單獨來看是不完整的。妊娠，即胚胎或胎兒的發育，發生在哺乳動物的子宮中。胎盤 (A) 支持胎兒，臍帶 (B) 將其連接到胎盤，卵巢 (C) 產生卵子。一個健康的成年人心臟大約是一個握緊的拳頭的大小，約 12 公分長，9 公分寬。選項 A、B 和 C 代表的尺寸太小或太大。血液循環輸送氧氣和營養 (C)，運輸荷爾蒙 (A)，並攜帶免疫細胞來抵抗感染 (D)。選項 B 涵蓋了所有這些關鍵功能。人類的心臟有四個腔室：兩個心房和兩個心室。選項 B、C 和 D 是不正確的，因為它們沒有反映人類的心臟結構。在氣體中，分子快速且自由地移動，並相互碰撞。液體 (A) 的自由度較低，固體 (D) 的分子緊密堆積，而電漿 (C) 是一種離子化狀態，與此處較不相關。粒線體是細胞的「發電廠」，將食物轉化為 ATP，即細胞的能量貨幣。儲存食物 (A) 不是它們的功能，移動物質 (B) 比較模糊，而蛋白質合成 (D) 發生在核醣體中。分類學是根據共同特徵對生物進行分類的科學。動物標本剝製術 (B) 是保存動物屍體，生物學 (C) 範圍更廣，生態學 (D) 研究生態系統。沉積岩由現有岩石碎片 (A) 形成，通過沉積物壓實 (C) 形成，並分層 (D)。選項 B 包含所有這些過程。顯微結構需要顯微鏡才能看到，因為它們太小，肉眼無法看到。巨觀 (C) 指的是可見結構，而 A 和 D 是不正確或不相關的術語。太陽為地球氣候提供主要能量，驅動天氣和溫度模式。月亮 (A) 影響潮汐，地熱 (C) 是內部的，而洋流 (D) 重新分配熱量，但不是來源。氮氣約佔地球大氣層的 78%，遠多於氧氣 (21%)、二氧化碳 (0.04%) 或氬氣 (0.93%)。呼吸系統在身體和環境之間交換氧氣和二氧化碳。消化 (A) 是消化系統，泵血 (C) 是心臟，過濾廢物 (D) 是腎臟。重力是使行星繞太陽運行的力，將它們向內拉，而它們的運動使它們不會掉進去。磁力 (A)、摩擦力 (B) 和張力 (D) 在這裡無關。細胞是能夠執行所有生命過程的最小生命單位。原子 (A) 和分子 (C) 較小但不是生物，而器官 (D) 由細胞組成。一條拉伸的橡皮筋由於其彈性變形而儲存了位能。動能 (A) 是運動，熱能 (C) 是熱，化學能 (D) 儲存在化學鍵中。陽光為光合作用提供能量，使植物能夠將水和二氧化碳轉化為葡萄糖。土壤養分 (A)、水 (B) 和二氧化碳 (D) 是組成部分，而不是能量來源。火星因其富含鐵的塵埃而呈現紅色外觀，因此被稱為紅色星球。木星 (A)、金星 (C) 和水星 (D) 具有不同的特徵和顏色。在標準大氣壓力下，水在海平面沸騰於 100°C。選項 A 是冰點，而 B 和 D 是不正確的。核糖體通過翻譯來自細胞核的遺傳指令來合成蛋白質。細胞核 (A) 儲存 DNA，粒線體 (C) 產生能量，高基氏體 (D) 修飾蛋白質。黃金的化學符號是 Au，源自其拉丁文名稱 aurum。Ag (B) 是銀，Fe (C) 是鐵，Cu (D) 是銅。火成岩是由冷卻和凝固的熔岩或岩漿形成的。沉積岩 (A) 由沉積物形成，變質岩 (B) 由熱和壓力形成，而化石化 (D) 不是一種岩石類型。骨骼系統提供結構，支撐身體，並保護像大腦和心臟這樣的器官。它也產生血細胞 (A)，但這是次要於其結構性作用的。太陽能是可再生的，因為它來自太陽，這在人類的時間尺度上是取之不盡的。煤 (A)、石油 (B) 和天然氣 (D) 是不可再生的化石燃料。中性物質，如純水，pH值為7。低於7為酸性，高於7為鹼性，0和14分別代表極端的酸性和鹼性。葉子含有葉綠素，它捕獲陽光進行光合作用。根 (A) 吸收水分，莖 (B) 運輸養分，花 (D) 用於繁殖。地球軸心的傾斜導致地球不同地區在一年中接收到的陽光量不同，從而產生季節。距離 (A) 的影響很小，而 C 和 D 無關。動能是運動的能量。位能 (A) 是儲存的能量，化學能 (C) 在鍵中，熱能 (D) 與熱有關。水星是太陽系中最小的行星。冥王星 (D) 是一顆矮行星，而金星 (A) 和火星 (C) 比水星大。植物在光合作用中使用二氧化碳來產生葡萄糖和氧氣。氧氣 (A) 是一種產物，氮氣 (B) 不直接使用，氫氣 (D) 來自水。蒸騰作用是水從植物葉子蒸發，有助於養分運輸。呼吸作用 (B) 是能量產生，光合作用 (C) 產生食物，而凝結 (D) 是一個水循環過程。聲音以縱波形式傳播，其中粒子沿著與波傳播方向平行的方向振動。電磁波 (A) 包括光，橫波 (B) 垂直移動，而表面波 (D) 的關聯性較小。地球磁場是由地外核中熔融鐵的運動產生的。太陽 (A)、月球 (B) 和大氣層 (D) 對這個磁場的貢獻不大。腎臟過濾血液以移除廢物並產生尿液。肝臟 (A) 處理營養，肺臟 (C) 處理氣體交換，而胃 (D) 消化食物。突變是生物體 DNA 序列的變化。演化 (A) 是一個更廣泛的過程，適應 (B) 是一種增強生存的特徵，而選擇 (D) 是演化的一部分，而非 DNA 變化。You scored 0 out of 40You scored 1 out of 40You scored 2 out of 40You scored 3 out of 40You scored 4 out of 40You scored 5 out of 40You scored 6 out of 40You scored 7 out of 40You scored 8 out of 40You scored 9 out of 40You scored 10 out of 40You scored 11 out of 40You scored 12 out of 40You scored 13 out of 40You scored 14 out of 40You scored 15 out of 40You scored 16 out of 40You scored 17 out of 40You scored 18 out of 40You scored 19 out of 40You scored 20 out of 40You scored 21 out of 40You scored 22 out of 40You scored 23 out of 40You scored 24 out of 40You scored 25 out of 40You scored 26 out of 40You scored 27 out of 40You scored 28 out of 40You scored 29 out of 40You scored 30 out of 40You scored 31 out of 40You scored 32 out of 40You scored 33 out of 40You scored 34 out of 40You scored 35 out of 40You scored 36 out of 40You scored 37 out of 40You scored 38 out of 40You scored 39 out of 40You scored 40 out of 40

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想知道你是否比七年級生更懂科學嗎？用這個有趣又引人入勝的測驗來測試你的知識！從生物學的基礎知識到物理學和化學的奇妙之處，這 40 個問題涵蓋了中學科學中教授的關鍵概念。每個問題都旨在挑戰你對周圍世界的理解。無論你是科學愛好者還是只是好奇，看看你是否能通過這個測驗並勝過七年級生！點擊開始，選擇你的答案，並通過我們詳細的解釋學習引人入勝的事實。準備好證明你的科學智慧了嗎？

科學天才！

想知道你是否比七年級生更懂科學嗎？用這個有趣又引人入勝的測驗來測試你的知識！從生物學的基礎知識到物理學和化學的奇妙之處，這 40 個問題涵蓋了中學科學中教授的關鍵概念。每個問題都旨在挑戰你對周圍世界的理解。無論你是科學愛好者還是只是好奇，看看你是否能通過這個測驗並勝過七年級生！點擊開始，選擇你的答案，並通過我們詳細的解釋學習引人入勝的事實。準備好證明你的科學智慧了嗎？

你比七年級生聰明嗎？用這個科學測驗證明一下！

哪個詞組最能定義科學？

科學天才！

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哪個詞組最能定義科學？

科學天才！

Trending Now