GATE Ecology and Evolution Syllabus 2027: PDF, Topics & Exam Pattern
Pratibha Bohra21 Jul, 2026
GATE EY Syllabus 2027 is one of the most important resources for candidates preparing for the Ecology and Evolution paper. It covers Ecology, Evolution, Mathematics and Quantitative Ecology, Behavioural Ecology, and Applied Ecology & Evolution. Understanding the complete syllabus helps candidates prepare systematically and focus on the most important topics for the examination.
Whether you are beginning your GATE 2027 preparation or revising your study plan, checking the complete GATE EY Syllabus 2027 is the first step. Here, you can find the latest topic-wise syllabus, exam pattern, preparation tips, and syllabus PDF.
GATE EY Syllabus 2027 Overview
Before starting your preparation, understand the structure of the GATE Ecology and Evolution paper.
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Particular |
Details |
|
Exam Name |
GATE EY 2027 (Ecology and Evolution) |
|
Conducting Body |
IIT Madras (Organizing Institute) |
|
Paper Code |
EY |
|
Total Sections |
5 |
|
Major Subjects |
Ecology, Evolution, Mathematics and Quantitative Ecology, Behavioural Ecology, Applied Ecology & Evolution |
GATE EY Syllabus 2027 PDF
The GATE EY Syllabus 2027 PDF contains the complete topic-wise syllabus prescribed by IIT Madras. Candidates should download the latest syllabus before starting their preparation to understand all subjects and important topics.
Download GATE EY Syllabus 2027 PDF
GATE Ecology Syllabus 2027 (Section 1)
This section covers the core principles governing organisms and their environment.
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Topic Area |
Important Topics |
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Fundamental Concepts |
Abiotic & biotic components, Levels of biological organization, Niches, Habitats, Functional traits, Ecophysiology |
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Population Ecology |
Population dynamics & growth, Metapopulation ecology, Age-structured populations |
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Interactions |
Mutualism, Symbiosis, Commensalism, Competition, Parasitism, Predation, Lotka-Volterra equations, Trophic interactions |
|
Community Ecology |
Community assembly & succession, Dispersal, Alpha/beta/gamma diversity, Species-area relationships, Diversity gradients, Island biogeography |
|
Ecosystem Structure & Function |
Primary & secondary productivity, Food web, Energy flow, Biogeochemical cycles, Ecosystem stability & resilience, Biomes, Flora & fauna of India |
GATE Evolution Syllabus 2027 (Section 2)
The Evolution section covers the mechanisms and history of biological change over time.
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Lamarckism, Darwinism, Modern Synthesis
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Variation, Heritability, Natural selection, Fitness and adaptation
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Types of selection (stabilizing, directional, disruptive)
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Origin and history of life on earth; Paleobiological evidence
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Classical taxonomy vs systematics (cladistics)
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Life History Theory: resource allocation, tradeoffs, r/K selection, semelparity and iteroparity
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Co-evolution, Prey-predator interactions, Host-parasite interactions
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Population and Quantitative Genetics: Hardy-Weinberg equilibrium, drift, selection, gene flow, FST, polygenic traits, epigenetics
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Molecular Evolution & Phylogenetics: mutation rates, molecular clocks, phylogenetic methods, phylogeography
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Macroevolution: species concepts, speciation, extinction, adaptive radiation, continental drift
GATE Mathematics and Quantitative Ecology Syllabus 2027 (Section 3)
This section tests the mathematical and statistical tools used in ecological research.
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Topic Area |
Important Topics |
|
Mathematics & Statistics |
Linear, quadratic, exponential & logarithmic functions; Derivatives; Permutations & combinations; Basic probability; Probability distributions (binomial, normal, Poisson); Descriptive statistics |
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Study Design & Statistical Methods |
Hypothesis testing, p-value, Type I & II error, t-test, Chi-square test, Correlation, Linear regression, ANOVA |
GATE Behavioural Ecology Syllabus 2027 (Section 4)
Candidates should prepare the following behavioural ecology topics:
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Proximate and ultimate explanations for behaviour
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Innate and learnt behaviour
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Neuroethology and behavioural endocrinology
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Modes of communication (chemical, visual, etc.) and navigation
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Optimal foraging theory, Territoriality
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Mating systems, Sexual selection & sexual conflict (runaway selection, good-genes, handicap principle)
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Parental care
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Costs and benefits of group-living
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Intraspecific competition (scramble and contest)
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Kin selection and altruism
GATE Applied Ecology & Evolution Syllabus 2027 (Section 5)
The Applied Ecology & Evolution section covers real-world applications and current global challenges.
|
Topic Area |
Important Topics |
|
Biodiversity & Conservation |
Biodiversity-ecosystem function, Ecosystem services, Endemism, Biodiversity hotspots, Protected areas, COP, IUCN, CBD, CITES, Conservation genetics, DNA fingerprinting & barcoding |
|
Disease Ecology & Evolution |
Epidemiology, Zoonotic diseases, Antibiotic resistance |
|
Global Change |
Climate change causes & mitigation, Threats to biodiversity, Pollution, Habitat loss, Invasive species |
GATE EY Exam Pattern 2027
The GATE EY Exam Pattern 2027 explains the exam duration, total marks, question types, and negative marking scheme to help candidates plan their preparation effectively.
|
Parameter |
Details |
|
Exam Duration |
3 Hours |
|
Total Marks |
100 Marks |
|
General Aptitude |
15 Marks |
|
Subject Section (EY) |
85 Marks |
|
Question Types |
MCQs, MSQs & NAT Questions |
|
Negative Marking |
Applicable only for MCQs (1/3 mark for 1-mark questions, 2/3 mark for 2-mark questions) |
|
No Negative Marking |
MSQs and NAT Questions |
Candidates should refer to the official GATE notification for the detailed marking scheme.
How to Prepare for GATE Ecology and Evolution Syllabus 2027
Prepare effectively by following these tips:
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Understand the complete syllabus before starting.
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Divide your preparation section-wise (Ecology, Evolution, Quantitative Ecology, Behavioural Ecology, Applied Ecology).
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Strengthen core Ecology and Evolution concepts first, since they form the largest weightage.
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Build a strong base in Mathematics & Statistics used in quantitative ecology.
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Practice numerical and data-interpretation problems daily.
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Solve previous year GATE papers regularly.
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Attempt mock tests every week.
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Revise key theories, models, and case studies (e.g. Lotka-Volterra, Hardy-Weinberg) consistently.
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Feature |
Details |
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Course |
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Mode |
Live + Recorded Classes |
|
Study Material |
Notes, PDFs & Practice Questions |
|
Practice |
Mock Tests & Previous Year Questions |
Students can explore the latest GATE preparation batches on the official PW website.
Related Resources
- GATE 2027
- GATE Syllabus
- GATE 2027 Important Dates
- GATE 2027 Application Form
- GATE Exam Pattern
- GATE Negative Marking
- GATE Distribution of Marks
GATE Ecology and Evolution Syllabus 2027 FAQs
What subjects are included in the GATE EY Syllabus 2027?
How many sections are there in the GATE EY Syllabus 2027?
Where can I download the GATE EY Syllabus 2027 PDF?
Does the GATE EY syllabus include Mathematics and Statistics?
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