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Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Unsourced material may be challenged and removed. Find sources: "List of unsolved problems in biology" – news · newspapers · books · scholar · JSTOR ( March 2020 ) ( Learn how and when to remove this message )
For HL, questions in section A (45 marks) consists of the core of the option, which may be common to the SL paper, and questions in section B (20 marks) are based on the extension of the option. Paper 3 (HL only: 30 raw marks contributing 20% of the course, 1 hour) consists of 4 compulsory questions based on the pre-seen case study annually ...
[1] [6] Hence, there are multiple subdisciplines within biology, each defined by the nature of their research questions and the tools that they use. [7] [8] [9] Like other scientists, biologists use the scientific method to make observations, pose questions, generate hypotheses, perform experiments, and form conclusions about the world around ...
Multiple choice questions lend themselves to the development of objective assessment items, but without author training, questions can be subjective in nature. Because this style of test does not require a teacher to interpret answers, test-takers are graded purely on their selections, creating a lower likelihood of teacher bias in the results. [8]
Cheating on a test is the process of using unauthorized means or methods to obtain a desired test score or grade. This may range from bringing and using notes during a closed book examination, to copying another test taker's answer or choice of answers during an individual test, to sending a paid proxy to take the test. [66]
A grade 8 is also equivalent to an A*, however the grade 9 is the top end of the A*. The former C grade is set at grade 4 (known as a 'standard pass') and grade 5 (considered a 'strong pass') under the numerical scheme. Although fewer qualifications have tiered examinations than before, the tiering system still exists.
Students in CPGE have between 36 and 40 hours of class a week, as well as one or more weekly 2-to-4 hours written test on each major (often also on Saturday). Students are expected to work on their own at least 2 hours a day, while the most ambitious students can work more than 5 hours every evening after classes, as well as during the weekend ...
Block scheduling or blocking is a type of academic scheduling used in some schools in the American K-12 system, in which students have fewer but longer classes per day than in a traditional academic schedule.