Which Topics are Important in Biology for NEET 2021 Preparation?
Do you have the same question?
Aspirants who are preparing for NEET 2021 must know all the important chapters of biology along with their marking weightage.
NEET Biology consists of 2 parts: Zoology & Botany. The detailed idea of chapter-wise and topic-wise weightage of both Zoology and botany will help the candidates to prepare for NEET 2021 in effective and properly planned manner, reducing time wastage. Hence, this makes it important for candidate to know all the topics from all the sections of biology which will come in NEET 2021 in order to score high.
In this blog, we are sharing the list of Botany and Zoology topics along with their weightage based on NEET Question Paper.
NEET 2021 Exam Paper will have the questions from following topics, but there can be a slight change in their weightage.
Chapter wise weightage of NEET Biology
NEET Biology is usually the favourite section of the aspirants. Majority of students prepare this subject with all their heart as it is “the” only subject which reflects their expertise in the medical field.
So, for NEET aspirants, the following tables are very important as these will give the idea of topic weightage of biology.
NEET 2021 – Important Topics in Botany along with Marking Weightage
| Botany |
|||
| Unit and Topic |
Number of Questions |
Total Marks |
Weigthage |
| 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 Reserve |
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 Disorder |
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% |
| Taxonomic Aids |
1 |
4 |
2.00% |
| Molecular Basis of Inheritance |
6 |
24 |
12% |
| DNA Packing |
1 |
4 |
2.00% |
| DNA Replication |
2 |
8 |
4.00% |
| Genetic Code |
1 |
4 |
2.00% |
| Genetic Material |
1 |
4 |
2.00% |
| DNA Processing |
1 |
4 |
2.00% |
| Morphology |
1 |
4 |
2.00% |
| Root Modification |
1 |
4 |
2.00% |
| Morphology of Flowering Plants |
1 |
4 |
2.00% |
| Fruit |
1 |
4 |
2.00% |
| Plant Anatomy |
6 |
24 |
12.00% |
| 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% |
| Stem 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% |
NEET Zoology Important Topics & Marking Weightage
| Zoology |
|||
| Unit and Topic |
Number of Questions |
Total Marks |
Weigthage |
| 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 |
2.50% |
| PAGE |
2 |
8 |
5.00% |
| 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% |
Important NEET 2021 Biology Topics
Now that you have the idea of marking weightage of each topic in all the sections of biology, another thing that you should know is the list of most important topics for NEET 2021. There is a uniform distribution of questions from each topic in biology, so it will be wrong to deem any one topic most important.
Let’s have a look at all the important topics of Biology for NEET 2021.
| 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 |
|
3.47 |
| Human Reproduction |
|
3.47 |
| Environmental Issues |
17 |
|
| Chemical Coordination and Integration |
|
|
| Digestion and Absorption |
|
|
The knowledge of important topics and their weightage is very important for properly planned and effective preparation of any exam. These were the lists of Biology topics with their weightage and important topics to ease your NEET 2021 preparation. Hope this gives you the better idea for your preparation strategy.
Please write to us in the comment section below, in case of any query or doubt. Out experts are here to help you with all sorts of problems you face while NEET 2021 preparation.
All the best!
