Indian Peninsular Sub-Region - Environment Notes
The Indian Peninsular Sub-Region includes the area from the base of the Himalayas to Kanyakumari but excludes the Malabar coast. This is the true habitat of Indian fauna. The entire subregion can be divided into two broad zones - The desert region of Rajasthan lying west of the Aravali ranges and east of the Indus Valley, also known as Thar, connected with salt flats of the Little Rann of Kutch, and the tropical deciduous woodlands covering peninsular India extending to the drainage basin of the Ganges river system. In this article, we will discuss the Peninsular Indian Sub-Region which will be helpful for UPSC exam preparation.
|
Table of Contents |
Peninsular India
- Depending on the rainfall and humidity, it is home to tropical moist deciduous to tropical dry deciduous and scrub vegetation.
- Flora: The northern and eastern parts, which receive more rain, have sal as the dominant species, while the southern part has teak as the dominant species.
- The western ghats of the central belt receive a lot of rain and have evergreen vegetation (flora and fauna similar to those found in north-eastern India's evergreen rainforests).
- Trees are sparse in dry areas of Rajasthan and the Aravalli hills, and thorny scrub species predominate.
- The forests are gradually giving way to more open savannah habitat.
Indian Desert
- Rajasthan's Thar desert has unique flora and fauna.
- Flora: The subregion's desert includes dry tropical, dry mixed deciduous, thorn forests, scrub forests, and dry Savanna forests.
- The desert trees have thorns and a small leaf surface. Cacti and succulents are the plant species found in the desert.
- Native plant species have evolved adaptations that allow them to reproduce, grow, and survive in the harshest edaphoclimatic conditions.
- Some plants have evolved special root systems, while others have distinct leaf characteristics that allow them to survive long periods of drought.
- When soil moisture conditions become too dry, many woody species simply lose their leaves.
- Arid zone plant species have xeromorphological leaf structures, physiological control of transpiration and metabolism, moisture and nutrient storage organs, and thorns in general.
Wildlife of Indian Peninsular Sub Region
- Animals have also evolved adaptations to cope with water scarcity and the severity of high temperatures.
- This area's fauna includes Asiatic wild-ass, blackbuck, desert cat, Caracal, desert fox, snakes, lizards, and tortoises.
- Elephant, muntjak, sambar, wild boar, guar, chettal, hog deer, swamp deer or barasingha, nilgai, blackbuck, wild dog, tiger, leopard, lion, hyena, jackal, jungle cat, common mongoose, wolf, squirrel, hare, and other animals can be found in peninsular India.
- The majority of animals burrow in the Indian desert region.
- Rodents are the most numerous group of mammals. Indian desert gerbils are rodents that look like mice.
- Other animals include wild ass, blackbuck, desert cat, caracal, and so on. The Great Indian Bustard is the most well-known bird.
- There are several smaller species, ranging from the very small antelope rat with long hind legs to carnivores such as grey mongoose, the aggressive ratel or honey badger, desert fox, striped hyena, jungle cat, Indian desert wild cat, and caracal.
- The spotted deer, nilgai, blackbuck, four-horned antelope (chausingha), and sloth bear found in the triangular land bounded by the Vindhyas in the north and the western and eastern ghats on the other two sides, constitute the true Indian fauna found nowhere else outside India.
- The national parks in this region are:
- Betla in Jharkhand
- Gir, Velavadar, Vansda, Marine in Gujarat
- Bandipur, Bannarghata, Nagarhole, Kudremukh and Anshi in Karnataka
- Kanna, Bandhavgarh, Madhav, Indravati, Panna, Satpura, Sanjay, Van Vihar, Fossil, Kanger, and Pench in Madhya Pradesh
- Tadoba, Panch, Nawagaon, Sanjay Gandhi in Maharashtra
- Simlipal in Orissa
- Ranthambore, Sariska, Keoladeo and desert in Rajasthan
Conclusion
Peninsular India is the true home of Indian wildlife. The Deccan plateau, which extends northwards into the flood plains of the Indo-Gangetic basin and westwards into the Great Thar desert of Rajasthan, is home to the majority of India's wild animals.
FAQs
Question. What is the Indian Peninsular Sub-Region?
Answer: The Indian Peninsular Sub-Region refers to the part of India located between the Bay of Bengal and the Arabian Sea, which includes the southern portion of the Indian mainland, extending south from the northern states of Gujarat, Maharashtra, and Madhya Pradesh. This region is characterized by its unique geographical features, such as mountains, rivers, and coastal areas.
Question. What are the key geographical features of the Indian Peninsular Sub-Region?
Answer: The key geographical features of this region include the Western Ghats, Eastern Ghats, Deccan Plateau, coastal plains, and several important rivers such as the Godavari, Krishna, and Kaveri. The region is also known for its tropical climate and rich biodiversity.
Question. How does the climate of the Indian Peninsular Sub-Region differ from other regions of India?
Answer: The climate in the Indian Peninsular Sub-Region is primarily tropical, with distinct wet and dry seasons. The region experiences moderate rainfall, particularly during the southwest monsoon, with varying rainfall distribution depending on the proximity to the Western Ghats and coastal areas. The southern part tends to be hotter and more humid compared to the northern regions.
Question. What are the major environmental concerns in the Indian Peninsular Sub-Region?
Answer: Major environmental concerns in the region include deforestation, habitat destruction due to urbanization and industrialization, water scarcity, pollution of rivers and coastal areas, and the impact of climate change on agriculture, particularly in coastal and plateau areas.
Question. What role do the rivers of the Indian Peninsular Sub-Region play in the environment?
Answer: The rivers of the Indian Peninsular Sub-Region, such as the Godavari, Krishna, and Kaveri, play a crucial role in providing water for irrigation, drinking, and industrial purposes. They are vital for sustaining agriculture in the region, supporting local biodiversity, and serving as transportation routes. However, they also face challenges like water pollution and over-extraction.
MCQs
- Which of the following is a major river of the Indian Peninsular Sub-Region?
A) Ganga
B) Godavari
C) Yamuna
D) Brahmaputra
Answer: (B) See the Explanation
The Godavari is one of the major rivers in the Indian Peninsular Sub-Region, flowing through the central and eastern parts of the peninsula.
- What is a significant characteristic of the Indian Peninsular Sub-Region’s climate?
A) It is predominantly arid.
B) It experiences a temperate climate throughout the year.
C) It has a tropical climate with distinct wet and dry seasons.
D) It experiences heavy snowfall throughout the year.
Answer: (C) See the Explanation
The climate of the Indian Peninsular Sub-Region is primarily tropical, characterized by seasonal rainfall and moderate temperature fluctuations.
- Which mountain range is a significant feature of the Indian Peninsular Sub-Region?
A) Himalayas
B) Western Ghats
C) Aravalis
D) Satpura
Answer: (B) See the Explanation
The Western Ghats are a prominent mountain range in the Indian Peninsular Sub-Region, known for their biodiversity and role in influencing the region’s climate.
- What environmental issue is most commonly associated with the rivers in the Indian Peninsular Sub-Region?
A) Flooding
B) Water pollution and over-extraction
C) Erosion of river banks
D) Ice melting
Answer: (B) See the Explanation
Many rivers in the Indian Peninsular Sub-Region face issues like water pollution, over-extraction, and sedimentation, which affect water quality and availability.
- Which of the following is a characteristic of the Deccan Plateau in the Indian Peninsular Sub-Region?
A) It is a high-altitude mountain range.
B) It is a coastal plain.
C) It is a large, flat, and dry plateau with rich volcanic soil.
D) It is covered by dense tropical forests.
Answer: (C) See the Explanation
The Deccan Plateau is known for its flat terrain, dry climate, and fertile volcanic soil, which supports agriculture in the region.
GS Mains Questions and Model Answers
Q1. Discuss the geographical features and climatic conditions of the Indian Peninsular Sub-Region and their impact on agriculture.
Answer: The Indian Peninsular Sub-Region is marked by distinct geographical features like the Deccan Plateau, Western and Eastern Ghats, and several significant rivers, including the Godavari, Krishna, and Kaveri. The tropical climate of the region is characterized by moderate rainfall during the monsoon, which is essential for agriculture. The rich volcanic soil of the Deccan Plateau supports crops such as cotton, groundnut, and maize. However, agricultural productivity is often affected by issues like water scarcity in the rain-shadow regions of the Western Ghats, deforestation, and changing rainfall patterns due to climate change. The region’s climate and soil type are crucial in determining the agricultural patterns and challenges faced by farmers.
Q2. Analyze the environmental challenges faced by the Indian Peninsular Sub-Region and suggest sustainable solutions.
Answer: The Indian Peninsular Sub-Region faces several environmental challenges, including deforestation, water scarcity, pollution of rivers, and the impacts of climate change. Rapid urbanization and industrialization contribute to habitat destruction and air and water pollution. Over-extraction of water from rivers, coupled with pollution, depletes vital resources for agriculture and drinking water. To address these issues, sustainable solutions like afforestation, effective water management practices, promotion of renewable energy, and river cleaning initiatives are necessary. Additionally, the adoption of climate-resilient agricultural practices and stricter environmental regulations for industries can help mitigate the region’s environmental challenges.
Q3. Evaluate the role of rivers in the Indian Peninsular Sub-Region in supporting the environment and economy.
Answer: Rivers in the Indian Peninsular Sub-Region, such as the Godavari, Krishna, and Kaveri, play a critical role in supporting the environment and economy. These rivers provide essential water resources for irrigation, drinking, and industrial use. They are vital for maintaining local ecosystems and biodiversity, supporting aquatic life, and fostering agricultural productivity in the region. However, the over-extraction of water, pollution, and sedimentation pose serious challenges to the sustainability of these rivers. Ensuring proper management of river resources, enhancing water-use efficiency, and addressing pollution through cleaning programs are essential for preserving their role in sustaining the region’s environment and economy.
Previous Year Questions on Indian Peninsular Sub-Region
1. UPSC CSE (IAS) Prelims 2020
Question: Which of the following is a key geographical feature of the Indian Peninsular Sub-Region?
Answer: The key geographical features of the Indian Peninsular Sub-Region include the Deccan Plateau, Western and Eastern Ghats, and several major rivers such as the Godavari and Krishna. These features significantly influence the region’s climate, agriculture, and biodiversity.
2. UPSC CSE (IAS) Mains 2019
Question: Evaluate the environmental challenges faced by the Indian Peninsular Sub-Region and their impact on its development.
Answer: The Indian Peninsular Sub-Region faces environmental challenges such as deforestation, water scarcity, river pollution, and the effects of climate change. These issues impact agricultural productivity, biodiversity, and local communities. Addressing these challenges through sustainable practices and enhanced governance will be essential for the region’s long-term development.
Download the PREPP App and attempt FREE IAS Exam Mock Tests and get complete study material!
Live Test : UPSC CSE Prelims CSAT (Paper-II) (July 22 - 25)
UPSC IAS : CSAT - Mini Live Test
UPSC CSE Prelims 2026 GS Paper 1 Question Paper (24-May-2026)
UPSC CSE Prelims 2026 CSAT Paper 2 Question Paper (24-May-2026)
17 February 2025 | The Hindu Must Read Articles | Current Affairs
16 February 2026 | The Hindu Must Read Articles | Current Affairs
13 February 2026 | The Hindu Must Read Articles | Current Affairs
Comments