NEET UG 2024 · Biology · 100 questions
NEET 2024 Biology, question by question
The NEET 2024 Biology section had 100 questions from 32 chapters: 55 easy, 45 medium and 0 hard. 55% were easy, 6 points below the 2017–2026 average for Biology, and 48 (48%) came from Class 12. Biomolecules had the most, 6 questions.
Updated 2026-10-08
- Questions
- 100
- 50% of the paper
- Chapters asked
- 32
- 0 usual chapters skipped
- Easy
- 55%
- 2017–2026 average 61%
- From Class 12
- 48%
- 2017–2026 average 49%
The section
What Biology asked in 2024
Class balance, difficulty and the form of the questions. Bars below compare Biology across every paper from 2017–2026.
Botany and Zoology
- Botany
- Zoology
Class 11 and 12
- Class 11
- Class 12
Difficulty
- Easy
- Medium
- Hard
- New ideas
- 57 (57%)
- Use a figure
- 7
Question pattern
BIOLOGY 2024- Match the lists30%
- Recall30%
- Concept16%
- Two statements10%
- Figure-based7%
- Application3%
- Assertion–reason2%
- Calculation2%
Chapters
The 2024 Biology chapter split
All 32 Biology chapters asked, and which got more or less than usual: the chapter’s ten-year average per 180 questions. Counts are scaled to 180 questions so years compare fairly.
Every chapter asked
- Biomolecules6 · usually 3.1
- Human Health and Disease6 · usually 3.2
- Molecular Basis of Inheritance6 · usually 5.8
- Principles of Inheritance and Variation6 · usually 4.1
- Biodiversity and Conservation5 · usually 2.1
- Biotechnology: Principles and Processes5 · usually 4.4
- Animal Kingdom4 · usually 3.3
- Cell Cycle and Cell Division4 · usually 3.0
- Cell: The Unit of Life4 · usually 3.5
- Evolution4 · usually 2.7
- Morphology of Flowering Plants4 · usually 2.7
- Structural Organisation in Animals4 · usually 2.6
- Anatomy of Flowering Plants3 · usually 2.4
- Chemical Coordination and Integration3 · usually 2.3
- Human Reproduction3 · usually 3.2
- Photosynthesis in Higher Plants3 · usually 2.2
- Plant Growth and Development3 · usually 2.2
- Sexual Reproduction in Flowering Plants3 · usually 3.6
- Biological Classification2 · usually 2.5
- Biotechnology and its Applications2 · usually 2.3
- Body Fluids and Circulation2 · usually 2.0
- Breathing and Exchange of Gases2 · usually 1.6
- Excretory Products and their Elimination2 · usually 1.5
- Neural Control and Coordination2 · usually 1.5
- Organisms and Populations2 · usually 3.0
- Reproductive Health2 · usually 2.1
- Respiration in Plants2 · usually 1.4
- Strategies for Enhancement in Food Production2 · usually 1.0
- Ecosystem1 · usually 1.9
- Locomotion and Movement1 · usually 1.8
- Microbes in Human Welfare1 · usually 1.6
- Plant Kingdom1 · usually 3.0
More than usual
- Biodiversity and Conservation+2.45 questions · usually 2.1
- Biomolecules+2.36 questions · usually 3.1
- Human Health and Disease+2.26 questions · usually 3.2
- Principles of Inheritance and Variation+1.36 questions · usually 4.1
- Structural Organisation in Animals+1.04 questions · usually 2.6
- Morphology of Flowering Plants+0.94 questions · usually 2.7
- Evolution+0.94 questions · usually 2.7
- Strategies for Enhancement in Food Production+0.82 questions · usually 1.0
Less than usual, or skipped
- Plant Kingdom−2.11 question · usually 3.0
- Organisms and Populations−1.22 questions · usually 3.0
- Ecosystem−1.01 question · usually 1.9
- Locomotion and Movement−0.91 question · usually 1.8
- Sexual Reproduction in Flowering Plants−0.93 questions · usually 3.6
- Biological Classification−0.82 questions · usually 2.5
- Microbes in Human Welfare−0.71 question · usually 1.6
- Human Reproduction−0.53 questions · usually 3.2
Every question
All 100 Biology questions of NEET 2024
Open any question for the full text, the options and the official answer. “New idea” means no earlier paper had tested it.
Botany50 questions
28 easy22 medium0 hard
- Q101The lactose present in the growth medium of bacteria is transported to the cell by the action of:
Molecular Basis of InheritanceGene Regulation and the lac Operonlac z, y and a Gene Products
MediumOne-line MCQIdea asked in 3 papersAsked the year before
- Q102
- Q103
- Q104Formation of interfascicular cambium from fully developed parenchyma cells is an example for
Plant Growth and DevelopmentPlant Growth and DifferentiationDedifferentiation and Redifferentiation
EasyOne-line MCQIdea asked in 3 papersAsked the year before
- Q105
- Q106
- Q107
- Q108
- Q109
- Q110
- Q111
- Q112
- Q113
- Q114
- Q115
- Q116
- Q117Bulliform cells are responsible for
Anatomy of Flowering PlantsPlant Tissues and AnatomyIsobilateral Leaf and Bulliform Cells
MediumOne-line MCQIdea asked in 2 papers
- Q118
- Q119The cofactor of the enzyme carboxypeptidase is:
BiomoleculesBiomolecule StructureEnzyme Prosthetic Groups
EasyOne-line MCQIdea asked in 3 papers
- Q120
- Q121
- Q122
- Q123
- Q124
- Q125
- Q126
- Q127Inhibition of Succinic dehydrogenase enzyme by malonate is a classical example of:
BiomoleculesBiomolecule StructureTemperature and Competitive Inhibition
EasyOne-line MCQIdea asked in 2 papersAsked the year before
- Q128Match List I with List II List I | List II A. | I. Ethanol B. | II. Streptokinase…
Microbes in Human WelfareMicrobe-Product Matching
MediumMatch the listsIdea asked in 5 papers
- Q129Spindle fibers attach to kinetochores of chromosomes during
Cell Cycle and Cell DivisionMitotic DivisionKinetochore Structure and Function
EasyOne-line MCQIdea asked in 2 papers
- Q130Auxin is used by gardeners to prepare weed-free lawns. But no damage is caused to grass as auxin
Plant Growth and DevelopmentPlant Growth Regulators2,4-D as a Dicot Herbicide
EasyOne-line MCQNew ideaIdea asked in 2 papers
- Q131
- Q132
- Q133
- Q134
- Q135
- Q136
- Q137
- Q138
- Q139
- Q140
- Q141Identify the step in tricarboxylic acid cycle, which does not involve oxidation of substrate.
Respiration in PlantsTCA CycleGTP/ATP Synthesis
MediumOne-line MCQIdea asked in 2 papers
- Q142
- Q143
- Q144Match List I with List II List I | List II A. GLUT-4 | I. Hormone B. Insulin | II. Enzyme C. Trypsin | III. Intercellular ground substance…
BiomoleculesBiomolecule StructureFunction of GLUT-4
MediumMatch the listsNew ideaIdea asked in 2 papers
- Q145
- Q146
- Q147
- Q148
- Q149
- Q150
Zoology50 questions
27 easy23 medium0 hard
- Q151
- Q152Match List I with List II List-I | List-II A. Typhoid | I. Fungus B. Leishmaniasis | II. Nematode C. Ringworm | III. Protozoa D.…
Human Health and DiseaseHuman Diseases, Cancer and Drug AbuseDiseases and Their Pathogens
EasyMatch the listsIdea asked in 5 papersAsked the year before
- Q153
- Q154
- Q155
- Q156
- Q157
- Q158
- Q159Match List I with List II List-I | List-II A. Expiratory capacity | I. Expiratory reserve volume + Tidal volume + Inspiratory reserve…
Breathing and Exchange of GasesMechanism of BreathingPulmonary Capacities
EasyMatch the listsIdea asked in 3 papersAsked the year before
- Q160
- Q161
- Q162Which of the following is not a steroid hormone?
Chemical Coordination and IntegrationEndocrine Glands and Hormone ActionChemical Classes of Hormones
EasyOne-line MCQIdea asked in 3 papers
- Q163
- Q164
- Q165Which of the following statements is incorrect?
Biotechnology: Principles and ProcessesCloning VectorsBioreactors
MediumOne-line MCQIdea asked in 3 papers
- Q166
- Q167
- Q168
- Q169
- Q170
- Q171
- Q172Match List I with List II List-I | List-II A. Common cold | I. Plasmodium B. Haemozoin | II. Typhoid C. Widal test | III. Rhinoviruses D.…
Human Health and DiseaseHuman Diseases, Cancer and Drug AbuseDiseases and Their Pathogens
MediumMatch the listsIdea asked in 5 papersAsked the year before
- Q173
- Q174
- Q175
- Q176
- Q177The flippers of the Penguins and Dolphins are the example of the:
EvolutionEvidence for EvolutionAnalogous Organs in Animals
EasyOne-line MCQIdea asked in 2 papers
- Q178
- Q179
- Q180The 'Ti plasmid' of Agrobacterium tumefaciens stands for:
Biotechnology: Principles and ProcessesCloning VectorsTi Plasmid and T-DNA
EasyOne-line MCQIdea asked in 2 papers
- Q181Match List I with List II List-I | List-II A. Cocaine | I. Effective sedative in surgery B. Heroin | II. Cannabis sativa C. Morphine |…
Human Health and DiseaseHuman Diseases, Cancer and Drug AbuseDrugs: Sources and Effects
MediumMatch the listsIdea asked in 2 papersAsked the year before
- Q182
- Q183
- Q184
- Q185
- Q186
- Q187
- Q188
- Q189
- Q190
- Q191The following are the statements about non-chordates: A. Pharynx is perforated by gill slits. B. Notochord is absent. C. Central nervous…
Animal KingdomChordate ClassesFundamental Chordate Features
EasyOtherIdea asked in 6 papersAsked the year before
- Q192
- Q193Choose the correct statement given below regarding juxta medullary nephron.
Excretory Products and their EliminationUrine FormationCortical vs Juxtamedullary Nephrons
MediumOne-line MCQIdea asked in 2 papersAsked the year before
- Q194
- Q195
- Q196
- Q197
- Q198
- Q199Match List I with List II List-I | List-II A. RNA polymerase III | I. snRNP B. Termination of transcription | II. Promotor…
Molecular Basis of InheritanceTranscription ProcessRNA Polymerase III Function
MediumMatch the listsIdea asked in 3 papersAsked the year before
- Q200
Questions from the official NEET UG 2024 paper (NTA). Chapter, topic and idea tags and difficulty are Lumi’s.
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