📚 AS CAIE Sciences: UK University Entry Requirements Comparison | AS CAIE 科学：英国大学申请要求对照
For many students sitting Cambridge International AS Level Sciences, a key motivation is to secure a competitive university place in the UK. Whether you study Physics, Chemistry, Biology, or a combination, understanding how these qualifications are viewed by British universities can shape your subject choices and revision priorities. This article compares entry requirements for popular science‑related degree courses and explains exactly how CAIE AS grades are used in the admissions process.
对于许多参加剑桥国际 AS 科学考试的学生来说，一个关键动力就是获得英国大学有竞争力的录取名额。无论你学习的是物理、化学、生物还是它们的组合，理解英国大学如何看待这些资格证书，都能帮助你在选科和复习重点上做出更好的决策。本文将对比热门科学相关学位课程的入学要求，并详细说明 CAIE AS 成绩在招生过程中是如何被使用的。
1. Understanding CAIE AS Sciences in the UCAS System | 在 UCAS 体系中理解 CAIE AS 科学
Cambridge International AS Levels are standalone qualifications that attract UCAS tariff points. For sciences, an AS grade of 'a' earns 20 points, 'b' earns 16, 'c' earns 12, 'd' earns 10, and 'e' earns 6. While most prestigious universities issue offers based on A‑Level grades, the AS results help admissions tutors gauge a candidate's current academic standing before final A‑Level results are available.
剑桥国际 AS Level 是独立的资格证书，可获得 UCAS Tariff 积分。对科学科目而言，AS 成绩 a 获得 20 分，b 获得 16 分，c 获得 12 分，d 获得 10 分，e 获得 6 分。尽管大多数顶尖大学是基于 A Level 成绩发放录取通知，但 AS 成绩有助于招生导师在最终 A Level 成绩出来前评估申请者当前的学业水平。
Unlike the post‑2015 reformed AS Levels in England, CAIE AS results do not count towards the full A‑Level. They are examined at the end of the lower‑sixth year and can be carried forward separately. This means you can present an AS certificate even if you discontinue the subject, which often strengthens an application by showing breadth.
与 2015 年后改革了的英格兰 AS Level 不同，CAIE AS 成绩不计入完整的 A Level 总分。它们在高一年级末考试，并可单独“结转”。这意味着即使你放弃了某门科目，你也可以出示其 AS 证书，从而通过展示知识广度来加强申请。
2. Typical UK University Offers for Science Degrees | 科学学位的典型英国大学录取要求
Conventional offers for BSc courses such as Physics, Chemistry, Biology, or Biochemistry at Russell Group universities typically range from AAA to AAB at A‑Level. For example, Imperial College London often requires A*AA for Physics, with the A* in Mathematics or Physics. Durham University might ask for A*AA in Chemistry and Maths for Natural Sciences. These offers almost always specify two science subjects from the CAIE suite.
罗素集团大学对物理、化学、生物或生物化学等 BSc 课程的常规录取要求通常在 A Level 的 AAA 到 AAB 之间。例如，帝国理工学院对物理专业往往要求 A*AA，其中 A* 在数学或物理上。杜伦大学对自然科学专业可能要求化学和数学达到 A*AA。这些录取几乎都会指定 CAIE 科目体系中的两门科学学科。
When the offer is expressed in terms of A‑Levels, your AS performance in a subject provides early evidence of your ability to reach the required standard. An 'a' in AS Chemistry and an 'a' in AS Mathematics strongly supports a predicted A* in both subjects, making an Oxbridge application far more realistic.
当录取要求以 A Level 来表达时，你在某门科目的 AS 表现能够提前证明你达到要求水平的能力。在 AS 化学和 AS 数学中获得 a 等级，会强有力地支持你在这两门科目预计获得 A*，从而使申请牛津剑桥变得更加现实。
3. How AS Grades Influence Conditional Offers | AS 成绩如何影响有条件录取
Most universities do not explicitly include AS grades in conditional offers for science courses. Instead, they rely on school‑predicted A‑Level grades. However, AS results anchor those predictions. If a student achieves a middling 'c' at AS, a teacher is unlikely to predict an A* for the full A‑Level, which can cap the ambition of the application.
大多数大学不会在科学课程的 conditional offer 中明确包含 AS 成绩。相反，他们依赖学校给出的 A Level 预测成绩。然而，AS 成绩是这些预测的依据。如果一名学生在 AS 阶段只拿到了中等的 c 等级，老师就不太可能为该生预计 A Level 的 A*，从而限制申请的冲击高度。
Some universities, such as Birmingham, may in practice consider AS UMS marks when deciding borderline applications. For high‑demand courses like Medicine, a strong set of AS results (above 85% UMS) can separate applicants who hold equivalent predicted grades. Hence, treating AS sciences as merely a trial run is risky.
一些大学，比如伯明翰大学，在实际处理边缘申请时可能会考虑 AS 的 UMS 分数。对于医学等申请量很大的课程，一套强劲的 AS 成绩（UMS 高于 85%）可以将持有相同预测成绩的申请者区分开来。因此，把 AS 科学仅仅当作一次尝试是危险的。
4. Science AS Results and Predicted Grades | 科学 AS 成绩与预测成绩
School‑predicted grades carry enormous weight because UCAS applications are submitted before final A‑Level exams. In CAIE contexts, predictions are normally based on AS performances in combination with internal examinations. A student scoring high 'a' in AS Biology and AS Chemistry is likely to be predicted A*A for those subjects, opening doors to courses like Natural Sciences at Bath or UCL.
学校预测成绩至关重要，因为 UCAS 申请是在最终 A Level 考试之前提交的。在 CAIE 体系中，预测成绩通常基于 AS 表现和校内考试的结合。在 AS 生物和 AS 化学中拿到高分 a 的学生很可能会被预测为这两门科目的 A*A，从而为申请巴斯大学或伦敦大学学院的自然科学等课程打开大门。
It is important to note that the CAIE AS grading scale runs from a to e, with no A* available at AS. So a high 'a' (say 90% UMS) is the best possible signal. Universities are familiar with this distinction and will compare this against the percentile‑based UMS transcript when provided by the school.
需要指出的是，CAIE AS 的等级是从 a 到 e，在 AS 阶段没有 A*。因此，高分 a（例如 UMS 达到 90%）是最好的信号。大学熟悉这一区别，并将学校的百分制 UMS 成绩单与之对比。
5. Comparing CAIE AS with UK Reformed AS Levels | CAIE AS 与英国改革后的 AS 水平比较
Since 2015, English AS Levels have been decoupled from A‑Levels, meaning AS marks no longer contribute to the full A‑Level. However, CAIE has always maintained a linear but separable approach: AS can be taken as a standalone qualification, and its marks are not transferred to A2. Thus, from a university's perspective, a CAIE AS is identical in credibility to a reformed English AS, provided it carries UCAS points.
自 2015 年起，英格兰的 AS Level 已与 A Level 脱钩，这意味着 AS 分数不再计入完整的 A Level。而 CAIE 一直以来都保持着一种线性但可分离的模式：AS 可以作为独立的资格证书，其分数不转入 A2。因此，从大学的角度看，只要 CAIE AS 持有 UCAS 积分，其公信力与改革后的英格兰 AS 完全相同。
This parallel means that UCAS tariff calculations for CAIE science students are predictable. A typical combination of four AS subjects (e.g., Physics, Chemistry, Biology and Mathematics) at grade 'a' yields 80 tariff points, equivalent to ABB at A‑Level in terms of tariff, although academically the comparison is less direct.
这一相似性意味着 CAIE 科学学生的 UCAS Tariff 计算是可预测的。四门 AS 科目（如物理、化学、生物和数学）均取得 a 等级，将产生 80 个积分，在积分上相当于 A Level 的 ABB，尽管在学术上这种对比不那么直接。
6. AS Sciences for Medicine and Dentistry Applications | 申请医学和牙科时 AS 科学的作用
Medicine and dentistry are among the most competitive university courses, and AS science grades can be pivotal. While the standard offer is A*AA or AAA at A‑Level in Chemistry and Biology, many medical schools will inspect the UMS breakdowns of AS modules. High scores in AS Chemistry and Biology (typically 90%+ UMS) signal readiness for the rigorous preclinical curriculum.
医学和牙科是竞争最激烈的大学课程之一，AS 科学成绩可能起到关键作用。尽管标准录取是 A Level 的 A*AA 或 AAA（化学与生物），但许多医学院会查看 AS 单元的 UMS 细分。AS 化学和生物的高分（通常 UMS 90%+）表明你已为严格的临床前课程做好准备。
Universities such as Edinburgh and Cardiff request AS results explicitly for applicants offering international A‑Levels. A set of low 'b' or 'c' grades in AS Chemistry, Biology, and Mathematics may prompt an early rejection even before the UCAS deadline, because the predicted grades cannot credibly exceed the AS evidence.
爱丁堡大学、卡迪夫大学等明确要求修读国际 A Level 的申请者提供 AS 成绩。如果在 AS 化学、生物和数学中拿到的一组成绩是低 b 或 c，可能会导致在 UCAS 截止日期前就被早早拒绝，因为预测成绩无法可靠地超越 AS 证据。
7. Engineering Courses: The Role of Mathematics and Physics AS | 工程专业：数学和物理 AS 的角色
For engineering disciplines, AS Mathematics and Physics are near‑mandatory indicators. A typical offer for Mechanical Engineering at Bristol or Southampton is A*AA with A* in Mathematics. Since the full A‑Level in Mathematics is a two‑year journey, an AS 'a' in Mathematics (especially in Pure Mathematics and Mechanics) reassures admissions teams that the student is on track.
对于工程学科，AS 数学和物理几乎是必有的指标。布里斯托大学或南安普顿大学对机械工程的典型录取要求是 A*AA，其中数学需达到 A*。由于完整的 A Level 数学需要两年的学习，AS 数学获得 a（特别是在纯数学和力学单元）能让招生团队放心该生正在正确的轨道上。
Engineering courses often look for the ability to apply mathematics to physical problems. AS Physics practical skills tested in Paper 3 – such as handling uncertainties, plotting graphs, and interpreting gradients – provide evidence of hands‑on competence that is valued in a UCAS reference.
工程课程常常看重将数学应用于物理问题的能力。AS 物理试卷 3 中所测试的实验技能——比如处理不确定度、绘制图表和解释斜率——能为 UCAS 推荐信提供动手能力的证据，这一点备受珍视。
8. Natural Sciences and Flexible Entry Requirements | 自然科学与灵活的入学要求
Natural Sciences courses at Bath, UCL, and Lancaster allow a mix of sciences and often have flexible entry requirements. A typical offer might be A*AA, but with no mandatory third A‑Level subject beyond two sciences. Here, high AS grades in a broader range – say, AS Chemistry, AS Biology, AS Physics, and AS Mathematics – can demonstrate the interdisciplinary aptitude that tutors seek.
巴斯大学、伦敦大学学院和兰卡斯特大学的自然科学课程允许科学科目组合，并常常设有灵活的入学要求。典型的录取可能是 A*AA，但未必强制要求除两门科学外的第三门 A Level 科目。在这种情况下，多门 AS 科目的高分——比如 AS 化学、AS 生物、AS 物理和 AS 数学——能展示出导师所寻求的跨学科能力。
Some Natural Sciences programmes encourage students to submit AS performances to evidence skill in a particular module. For instance, an applicant who sat AS Marine Science or AS Environmental Management alongside core sciences might stand out for sustainability‑focused degrees.
一些自然科学课程鼓励学生提交 AS 成绩，以证明在特定模块上的能力。例如，一位在核心科学之外还参加了 AS 海洋科学或 AS 环境管理的申请者，可能会在可持续性方向的学位申请中脱颖而出。
9. Using AS Sciences to Meet Subject Requirements | 使用 AS 科学满足科目要求
Some UK universities accept AS Sciences as a partial fulfillment of entry criteria. For instance, the University of Sussex often counts an AS in Physics as meeting the "science subject" requirement for Psychology if the applicant also holds A‑Level Biology. Similarly, an AS in Chemistry may substitute for a GCSE grade 6/ B when applying for Nutrition and Dietetics.
一些英国大学接受 AS 科学作为入学标准的部分满足。例如，萨塞克斯大学在申请者还持有 A Level 生物的情况下，通常将 AS 物理视为满足心理学对“科学科目”的要求。类似地，在申请营养学和饮食学时，AS 化学可能可以替代 GCSE 的 6/B 等级。
This can be especially useful for CAIE students who carry an extra AS subject. It adds a layer of flexibility: if your A‑Level combination is narrow, an AS certificate can broaden your eligibility without requiring a full two‑year commitment.
这对额外选考一门 AS 的 CAIE 学生尤其有用。它增加了一层灵活性：如果你的 A Level 组合较窄，一张 AS 证书就能拓宽你的申请资格，而无需投入完整的两年学习。
10. Resitting AS Modules and University Perceptions | 重考 AS 单元及大学的看法
CAIE allows retaking AS units, but university admissions policies vary. For highly selective institutions such as Cambridge or Imperial, evidence of multiple resits can be viewed less favourably, as they expect students to demonstrate strong first‑attempt performance. A single retake to move from a mid‑'b' to a solid 'a' is usually overlooked if the final A‑Level outcome is strong.
CAIE 允许重考 AS 单元，但大学的招生政策各异。对于剑桥、帝国理工等选拔性很强的院校，多次重考的证据可能会被视为不那么有利，因为他们期望学生展现出强有力的初次尝试表现。如果仅是为了从中等 b 提升到稳固 a 而重考一次，只要最终 A Level 成绩出色，通常会被忽略。
Most UK universities do not explicitly ask about resits on the UCAS form, so the AS certificate itself will not indicate them. However, the school reference may mention extenuating circumstances, which tutors tend to consider fairly when backed by strong AS science content knowledge.
大多数英国大学不会在 UCAS 表格中明确询问重考情况，因此 AS 证书本身不会显示这些信息。不过，学校推荐信可能会提到情有可原的情况，如果辅以扎实的 AS 科学内容知识，导师往往会公平地考虑这些情况。
11. UCAS Tariff Table for CAIE AS Sciences | CAIE AS 科学 UCAS Tariff 分数表
To help you quantify the points you can accumulate, the table below lists the UCAS tariff points for CAIE AS sciences. This is crucial for courses that make tariff‑based offers, such as some foundation years or science programmes at modern universities.
为了帮助你量化可以累积的分数，下表列出了 CAIE AS 科学科目的 UCAS Tariff 积分。这对于一些使用积分制录取的课程，比如某些预科或现代大学的科学课程，非常关键。
| AS Grade | UCAS Tariff Points |
|---|---|
| a | 20 |
| b | 16 |
| c | 12 |
| d | 10 |
| e | 6 |
For a full A‑Level, the points scale is higher, but AS sciences retain their value in a combined profile. Students applying for joint honours, such as Chemistry with Management, can benefit from an AS in Business added to their science core.
对于完整的 A Level，积分更高，但 AS 科学在综合背景中仍然具有价值。申请联合荣誉学位（比如化学与管理）的学生，会得益于在科学核心之外增加了一门 AS 商业的学习。
12. Key Tips for CAIE Science Applicants | CAIE 科学申请者的关键建议
To maximize your UK university prospects using CAIE AS sciences, start by researching course pages on UCAS and university websites to understand specific subject requirements. Prioritize high AS performance in two core sciences and Mathematics, because those subjects carry the most weight in STEM admissions.
要利用 CAIE AS 科学最大化你申请英国大学的前景，首先要到 UCAS 和大学网站上研究课程页面，理解具体的科目要求。优先在两门核心科学和数学上取得高 AS 成绩，因为这些科目在 STEM 招生中分量最重。
Ask your teacher to include your percentage‑uniform‑mark (UMS) scores in the reference if they exceed 85%. This provides concrete evidence that a predicted A* is realistic. Also, consider registering for AS papers that align with your intended degree: a future neuroscientist should include AS Biology and AS Psychology if available.
如果你的 UMS 百分比分数超过 85%，请老师将它写入推荐信。这为预计获得 A* 提供了具体证据。同时，考虑报名参加与你意向学位相关的 AS 试卷：一名未来的神经科学家，如果有可能，应当参加 AS 生物和 AS 心理学。
Finally, treat your AS exams not as a formality, but as a platform. Strong AS science results under CAIE strengthen every element of your UCAS application, from predicted grades to personal statement. They prove you can handle rigorous international assessments and are ready for the step up to British university education.
最后，不要把 AS 考试当作走过场，而要视其为平台。强劲的 CAIE AS 科学成绩会巩固你 UCAS 申请的每一个要素，从预测成绩到个人陈述。它们证明了你能驾驭严格的国际测评，并已为迈入英国大学教育做好准备。
Published by TutorHao | Sciences Revision Series | aleveler.com
更多咨询请联系16621398022（同微信）
或截图后用「扫一扫 → 相册」选择本图