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Greetings!

You haven't mentioned the name of the entrance  exam about which you are asking.  Let me know the name of the exam so that I can help you. In case if you are asking about NEET then NEET 2020 exam contains 180 Multiple Choice Questions (MCQs) from Physics, Chemistry and Biology . 45 questions from Physics,  45 from chemistry and 90 from biology. 4 marks for each correct answer
Minus 1 mark will be deducted for a wrong answer.

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