Syllabus of different entrance exam varies but some of the common topics that are asked are-

Physics-Kinematics,Laws of Motion Work, Energy & Power ,Gravitation   Thermodynamics Current Electricity,Oscillations and Waves,Electrostatics Motion of System of Practices and Rigid Body ,Magnetic Effects of Current and Magnetism.

Chemistry-Basic Concepts of Chemistry, Solid State,Structure of Atom, Alcohols, Phenols and Ethers ,Biomolecules,Surface Chemistry Polymers, The p-block elements,the d & f block elements,Organic Compounds containing Nitrogen    Coordination Compounds,Haloalkanes and Haloarenes.

Biology-Plant Physiology,Cell Structure and Functions,Human Physiology    Reproduction ,Biology and Human Welfare ,Genetics and Evolution

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https://www.careers360.com/courses/bsc-in-microbiology