NEET 2018- Important Chapters and Their Weightage

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NEET 2018- Important Chapters and Their Weightage

NEET 2108-IMPORTANT CHAPTERS AND THEIR WEIGHTAGE

NEET 2018 is scheduled to be held on 5th May. Here in these article we will be talking about NEET 2018- Important chapters of different subjects and their weightage in their past year examination. This will give the aspirants a clear imagery in where to concentrate more.

Biology

Biology for NEET is mainly Zoology and Botany. The following table shows topic wise weightage of the Question paper of NEET previous year  question papers.

Botany

Unit and Topic Number of Question Total Marks Weightage Percentage
Biological Classification 3 12 6.00%
Kingdom Monera 2 8 4.00%
Virus 1 4 2.00%
Cell Biology 4 16 8.00%
Cell Division 2 8 4.00%
Mitochondria 1 4 2.00%
Prokaryotic Cell 1 4 2.00%
Ecology 6 24 12.00%
Biodiversity 1 4 2.00%
Biosphere Reverse 1 4 2.00%
Ecosystem 1 4 2.00%
Environmental Issues 1 4 2.00%
Population Growth Model 1 4 2.00%
Stratification 1 4 2.00%
Genetics 5 20 10.00%
Blood Grouping 1 4 2.00%
Genetic Disorders 2 8 4.00%
Mendal’s Biography 1 4 2.00%
Mendal’s Selected Characters 1 4 2.00%
Living World 1 4 2.00%
Taxonomics Aids 1 4 2.00%
Molecular Basis of Inheritance 6 24 12.00%
DNA PAcking 1 4 2.00%
DNA Replication 2 8 4.00%
Genetic Code 1 4 2.00%
Genetic Material 1 4 2.00%
RNA Processing 1 4 2.00%
Morphology 1 4 2.00%
Root Modifiation 1 4 2.00%
Morphology of flowering plants 1 4 2.00%
Fruit 1 4 2.00%
Plant Anatomy 3 12 6.00%
Secondary Growth 2 8 4.00%
Wood 1 4 2.00%
Plant Kingdom 6 24 12.00%
Algae 2 8 4.00%
Angiosperms 1 4 2.00%
Gymnosperms 1 4 2.00%
Life Cycles 1 4 2.00%
Mycorrhizae 1 4 2.00%
Plant Morphology 2 8 4.00%
Root 1 4 2.00%
Steam Modification 1 4 2.00%
Cellular Respiration 1 4 2.00%
Mineral Nutrition-Biological Nitrogen Fixation 1 4 2.00%
Photosynthesis 2 8 4.00%
Plant Growth and Development 1 4 2.00%
Water Transport 1 4 2.00%
Water Transport- Water Potential 1 4 2.00%
Reproduction in Flowering Plant 5 20 10.00%
Embryo Sac 1 4 2.00%
Endosperm 1 4 2.00%
Pollination 3 12 6.00%

Zoology

Unit and Topic Number of Questions Total Marks Weightage Percentage
Animal Kingdom 3 12 7.50%
Chordates and Hemichordates 1 4 2.50%
Mammals 1 4 2.50%
Porifera 1 4 2.50%
Animal Morphology 1 4 2.50%
Frog 1 4 2.50%
Animal Physiology 1 4 2.50%
Frog Reproductive System 1 4 2.50%
Biomolecules 4 16 10.00%
DNA 1 4 2.50%
Enzymes 1 4 2.50%
Lipids 1 4 2.50%
RNA processing 1 4 2.50%
Biotechnology 3 12 7.50%
Artificial Vector 1 4 5.00%
PAGE 2 8 2.50%
Evolution 1 4 2.50%
Horse Evolution 1 4 2.50%
Human Health and Disease 3 12 7.50%
Immune System 2 8 5.00%
Infectious Disease 1 4 2.50%
Human Physiology 16 64 40.00%
Circulatory System 1 4 2.50%
Digestive System 3 12 7.50%
Endochrine System 4 16 10.00%
Excretory System 2 8 5.00%
Nervous System 2 8 5.00%
Respiratory System 1 4 2.50%
Sense Organs 1 4 2.50%
Skeleton System 2 8 5.00%
Human Reproduction 1 4 2.50%
Male Reproductive System 1 4 2.50%
Microbes in Human Welfare 3 12 7.50%
Bioprocessing 1 4 2.50%
Industrial Products 1 4 2.50%
Sewage Treatment 1 4 2.50%
Reproductive Health 2 8 5.00%
Artificial Fertilisation 1 4 2.50%
Contraceptives Method 1 4 2.50%
Strategies for Enhancement of Food Production 2 8 5.00%
Animal Husbandry 1 4 2.50%
Artificial Selection 1 4 2.50%

Physics

Mechanical properties of solids & fluids enjoyed the majority in NEET 2017 Physics. While semi conductors is expected to be a less popular topic in NEET, Laws of Motion, Alternating Current & Work Energy Power are the chapters that should be practiced as much as possible. You can work on your physics preparation based on the following table.

Unit and Topic Number of Questions Total Marks Weightage Percentage
Electrodynamics 10 40 22.22%
Capacitance 1 4 2.22%
Current Electricity 2 8 4.44%
Electro Magnetic Field 3 12 6.67%
Electro Magnetic Induction 2 8 4.44%
Electrostatics 2 8 4.44%
Heat & Thermodynamics 5 20 11.11%
Heat Transfer 2 8 4.44%
KTG & Thermodynamics 3 12 6.67%
Mechanics 13 52 28.89%
Circular Motion 1 4 2.22%
Elasticity & Viscosity 1 4 2.22%
Fluid Mechanics & Properties of Matter 1 4 2.22%
Gravitation 2 8 4.44%
Newton’s Laws of Motion 1 4 2.22%
Rectilinear Motion & Vectors 1 4 2.22%
Relative Motion 1 4 2.22%
Rigid Body Dynamics 3 12 6.67%
Unit & Dimension 1 4 2.22%
Work, Power & Energy 1 4 2.22%
Modern Physics 8 32 17.78%
Electromagnetic waves & communication 1 4 2.22%
Modern Physics 3 12 6.67%
Nuclear Physics 1 4 2.22%
Semiconductors 3 12 6.67%
Optics 5 20 11.11%
Geometrical Optics & Physical Optics 2 8 4.44%
Wave optics 3 12 6.67%
SHM & Waves 4 16 8.89%
SHM 2 8 4.44%
Sound Waves 2 8 4.44%

Chemistry

Talking about Chemistry  s-block,p-block,d-block & f-block are the favourite chapters of question paper designers. Special reactions in organic chemistry should also be thoroughly prepared. You can take a look into chemistry NEET topics weightage to judge your preparations in chemistry for NEET 2018 & how should you go about it in the remaining time.

Unit and Topic Number of Questions Total Marks Weightage Percentage
Inorganic Chemistry-I 8 32 17.78%
Chemical Bonding 5 20 11.11%
P-block 1 4 2.22%
Periodic Table & Periodicity in Properities 1 4 2.22%
s-block 1 4 2.22%
Inorganic Chemistry-II 8 32 17.78%
Coordination Compounds 4 16 8.89%
d-block & f-block Elements 2 8 4.44%
Metallurgy 1 4 2.22%
Qualitative Analysis 1 4 2.22%
Organic Chemistry-I 3 12 6.67%
General Organic Chemistry-II 3 12 6.67%
Organic Chemistry-II 13 52 28.89%
Alkyl Hallide, Alchol & Ether (Reaction Mechanism) 2 8 4.44%
Aromatic Compounds 1 4 2.22%
Biomolecules 1 4 2.22%
Carbonyl Compounds 4 16 8.89%
Chemistry in Every Life 1 4 2.22%
Environmental Chemistry 1 4 2.22%
IUPAC & Isomerism 2 8 4.44%
Practical Organic Chemistry 1 4 2.22%
Physical Chemistry-I 7 28 15.56%
Atomic Structure & Nuclear ChemistryChemicak Equilibrium 1 4 2.22%
Chemical Equilibrium 2 8 4.44%
Ionic Equilibrium 1 4 2.22%
Mole Concept 1 4 2.22%
Thermodynamics and Thermochemistry 2 8 4.44%
Physical Chemistry-II 6 24 13.33%
Chemical Kinetics 2 8 4.44%
Electrochemistry 1 4 2.22%
Solid State 1 4 2.22%
Solution & Colligative Properities 1 4 2.22%
Surface Chemistry 1 4 2.22%

Important NEET Topics for Physics

Mechanics is the most important topic. 12-13 questions were asked on it last time.

Chapter Times Concepts Asked Percentage Concepts Asked
Ray Optics 36 6.4
Electrostatics 34 6.04
Semiconductors and Communication System 34 6.04
Photoelectric Effect and Electromagnetic Waves 33 5.86
Rotational Motion 32 5.68
Current Electricity 31 5.50
Laws of Thermodynamics 31 5.50
Waves and Sound 30 5.32
Electromagnetic Induction and Alternating Current 27 4.79
Magnetic Effects of Current 27 4.79

Important NEET Topics for Chemistry

Organic Chemistry dominates the chemistry question paper. 14-15 questions were from topics related to it.

Chapter Times Concepts Asked Percentage Concepts Asked
Chemical Bonding and Molecular Structure 37 10.05
General Organic Chemistry 25 6.8
p Block Elements 22 5.97
Alkanes, Alkenes and Alkynes (Hydrocarbons) 20 5.43
Atomic Structure 17 4.61
Carbonyl Compounds (Aldehydes and Ketones) 16 4.34
Classification of Elements and Periodicity in Properties 16 4.34
Solutions and Colligative Properties 16 4.34
Ionic Equilibrium 15 4.07
Chemical Thermodynamics 13 3.53
d and f Block Elements 12 3.26
Haloalkanes 12 3.26

Important NEET Topics for Biology

There was a more uniform distribution of questions in Biology. There was no single unit or topic from which more than 6 questions were asked. Hence it would be wrong to deem any one single chapter most important as all are important.

Chapter Times Concepts Asked Percentage Concepts Asked
Principles of Inheritance and Variation 39 7.53
Cell – The Unit of Life 38 7.34
Biological Classification 28 5.41
Morphology of Flowering Plants 28 5.41
Sexual Reproduction in Flowering Plants 28 5.41
Ecosystem 22 4.25
Plant Kingdom 20 3.86
Human Health and Disease 18 3.47
Human Reproduction 18 3.47
Environmental Issues 17 3.28
Chemical Coordination and Integration 16 3.09
Digestion and Absorption 16 3.09

Alsopay attention to principles of Inheritance and Variation, Cell – The Unit of Life, Morphology of Flowering Plants, Biological Classification, Sexual Reproduction in Flowering Plants; Electrostatics, Ray Optics, Photoelectric Effect and Electromagnetic Waves, Semiconductors and communication System, Rotational Motion; Chemical Bonding and Molecular Structure, p Block Elements, Alkanes, Alkenes, General Organic Chemistry and Alkynes.

Source:- toppr.com

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