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In this method, the score is reduced by the number of wrong answers divided by the average number of possible answers for all questions in the test, w/(c – 1) where w is the number of wrong responses on the test and c is the average number of possible choices for all questions on the test. [10] All exams scored with the three-parameter model ...
It's held in January, and consists of objective as well as subjective questions. The top 35 performers here, are selected for the Orientation-Cum-Selection-Camp (OCSC), Biology , where they're trained and tested in theory and experiment. The top 4 performers from OCSC Biology are selected to represent India in the International Biology Olympiad.
Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the universe. [1] [2] Modern science is typically divided into two or three major branches: [3] the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; and the behavioural sciences (e.g., economics, psychology, and sociology ...
All India Secondary School Examination, commonly known as the class 10th board exam, is a centralized public examination that students in schools affiliated with the Central Board of Secondary Education, primarily in India but also in other Indian-patterned schools affiliated to the CBSE across the world, taken at the end of class 10. The board ...
Multiple-choice tests can be standardized or non-standardized tests. A multiple-choice test provides the test taker with questions paired with a pre-determined list of possible answers. It is a type of closed-ended question. The test taker chooses the correct answer from the list.
Earth science – all-embracing term referring to the fields of science dealing with planet Earth. Earth science is the study of how the natural environment (ecosphere or Earth system) works and how it evolved to its current state. It includes the study of the atmosphere, hydrosphere, lithosphere, and biosphere.
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Natural science is a branch of science concerned with the description, prediction, and understanding of natural phenomena, based on empirical evidence from observation and experimentation. Mechanisms such as peer review and repeatability of findings are used to try to ensure the validity of scientific advances.