postUpdated Feb 22, 2026

Biosphere Reserves in India – Static GK / General Awareness for Competitive Exams (With Memory Tricks)

Biosphere Reserves in India are UNESCO-recognised protected areas aimed at conserving biodiversity while promoting sustainable development. This topic is highly important for SSC, UPSC Prelims, Banking, Railways, Defence, and State PCS exams due to its static nature and frequent repetition in PYQs.

Biosphere Reserves in India – Static GK / General Awareness for Competitive Exams (With Memory Tricks)

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Introduction

Biosphere Reserves are special protected areas recognised under UNESCO’s Man and the Biosphere (MAB) Programme (1971). They aim to balance biodiversity conservation, sustainable development, and scientific research.

This topic is frequently asked in SSC CGL/CHSL, UPSC Prelims, IBPS, SBI, Railways, Defence, and State PCS as:

  • Direct factual questions
  • Match the following
  • Statement-based MCQs

What is a Biosphere Reserve?

A Biosphere Reserve is a large ecological area recognised by UNESCO to:

  • Conserve plants, animals, and ecosystems
  • Promote sustainable livelihood of local communities
  • Act as living laboratories for research and education

Functions of Biosphere Reserves (Exam Favourite)

1. Conservation Function

  • Protects genetic diversity, species, and ecosystems
  • Includes endangered species

2. Development Function

  • Encourages eco-friendly economic activities
  • Balances human needs and nature

3. Logistic Support Function

  • Supports research, monitoring, training
  • Helps in climate & ecological studies

👉 Why asked? Frequently appears as “Which is NOT a function of BR?” in SSC & Banking.


Complete List of 18 Biosphere Reserves in India (Updated)

Eastern & North-Eastern India

  1. Sundarbans Biosphere Reserve – West Bengal
  2. Similipal Biosphere Reserve – Odisha
  3. Manas Biosphere Reserve – Assam
  4. Dibru Saikhowa Biosphere Reserve – Assam
  5. Nokrek Biosphere Reserve – Meghalaya
  6. Dihang Dibang Biosphere Reserve – Arunachal Pradesh

Northern & Himalayan Region

  1. Nanda Devi Biosphere Reserve – Uttarakhand
  2. Khangchendzonga Biosphere Reserve – Sikkim
  3. Cold Desert Biosphere Reserve – Himachal Pradesh

Central & Western India

  1. Pachmarhi Biosphere Reserve – Madhya Pradesh
  2. Achanakmar Amarkantak Biosphere Reserve – MP & Chhattisgarh
  3. Panna Biosphere Reserve – Madhya Pradesh
  4. Kachchh Biosphere Reserve – Gujarat

Southern & Coastal India

  1. Nilgiri Biosphere Reserve – TN, Kerala, Karnataka
  2. Gulf of Mannar Biosphere Reserve – Tamil Nadu
  3. Agasthyamalai Biosphere Reserve – Kerala & TN
  4. Seshachalam Hills Biosphere Reserve – Andhra Pradesh

Island Region

  1. Great Nicobar Biosphere Reserve – Andaman & Nicobar

UNESCO-Recognised Biosphere Reserves (13)

Biosphere ReserveState(s)UNESCO Year
NilgiriTN, Kerala, Karnataka2000
Gulf of MannarTamil Nadu2001
SundarbansWest Bengal2001
Nanda DeviUttarakhand2004
NokrekMeghalaya2009
PachmarhiMadhya Pradesh2009
SimilipalOdisha2009
Achanakmar–AmarkantakMP, Chhattisgarh2012
Great NicobarA&N Islands2013
AgasthyamalaiKerala, TN2016
KhangchendzongaSikkim2018
PannaMadhya Pradesh2020
Cold DesertHimachal Pradesh2025

The Sticky Memory Zone (Mnemonics)

Mnemonic for Southern BRs:
👉 “N-GAS”

  • Nilgiri
  • Gulf of Mannar
  • Agasthyamalai
  • Seshachalam

UNESCO Year Trick (2009 Trio):
👉 “NPS = Nokrek–Pachmarhi–Similipal”

👉  N-N-S-P-G-A-K-C-A-S-P-G-C”
(Nilgiri, Nanda Devi, Sundarbans, Pachmarhi, Gulf of Mannar, Achanakmar, Khangchendzonga, Cold Desert, Agasthyamalai, Similipal, Panna, Great Nicobar, Nokrek) — useful for UPSC/SSC quick revision.


Don’t Confuse These!

  • Wildlife Sanctuary ≠ Biosphere Reserve (BR is much larger & zoned)
  • National Park ≠ Biosphere Reserve (Human activity allowed in BR buffer zones)
  • Saddle Peak ≠ Biosphere Reserve (It is a National Park)
  • Cold Desert BR ≠ Ladakh UT (Located in Himachal Pradesh)

Key Exam-Oriented Features

  • Total area covered: ~91,425 sq. km
  • Funding Pattern: 60:40 (Centre:State), 90:10 for NE & Himalayan states
  • Linked with Project Tiger, Project Elephant, Green India Mission

Important One-Liners for SSC / Banking / UPSC Prelims

  • Nilgiri is the first Biosphere Reserve in India.
  • Gulf of Mannar is the largest and only marine BR.
  • Great Nicobar is the only island BR.
  • Sundarbans has the largest mangrove ecosystem.
  • Cold Desert BR was added in 2025.
  • India ranks 9th in forest area globally (FAO).

Previous Year Questions (PYQ) Analysis

  • SSC: Match Biosphere Reserve with State
  • UPSC Prelims: Statement-based (UNESCO year / location)
  • Banking & Railways: One-liners (largest, first, only)

Quick-Summary Table (Revision Snapshot)

Most Asked PointAnswer / FactExam Relevance
Total Biosphere Reserves in India18SSC, UPSC
UNESCO-recognised BRs13 (as of 2025)UPSC Prelims
First BR in IndiaNilgiri (1986)SSC, Railways
Largest BRGulf of Mannar (Marine)SSC, Banking
Latest BRCold Desert (Himachal Pradesh)Current Affairs
Only Island BRGreat NicobarSSC
Mangrove BRSundarbansUPSC
High-altitude BRNanda DeviDefence

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Frequently Asked Questions

How many Biosphere Reserves are there in India?
India has 18 Biosphere Reserves, notified by the Government of India.
Which is the latest Biosphere Reserve in India?
The Cold Desert Biosphere Reserve (Himachal Pradesh) is the latest, recognised in 2025.
Which Biosphere Reserve is marine in nature?
The Gulf of Mannar Biosphere Reserve is India’s only marine BR.
Which BR is famous for mangroves and tigers?
The Sundarbans Biosphere Reserve is known for mangroves and Royal Bengal Tigers.
What is the main objective of Biosphere Reserves?
The primary objective is biodiversity conservation with sustainable development.
Which Biosphere Reserve is shared by the maximum number of states?
The Nilgiri Biosphere Reserve is shared by three states—Tamil Nadu, Kerala, and Karnataka.
Which Biosphere Reserve is linked with coral reef conservation?
The Gulf of Mannar Biosphere Reserve is associated with coral reefs, seagrass meadows, and marine biodiversity. It is India’s first and largest marine Biosphere Reserve.