The chief racial groups constituting India’s population are the Dravidian, Aryans, and Mongoloids. Where do the Mongoloids live ?

1. Introduction to Indian Ethnography (basic)

Welcome to our journey through Indian ethnography! To understand the people of India, we must look beyond just language or religion and examine the racial mosaic that has formed over millennia. India is often described as a 'melting pot' because of various waves of migration. The most widely accepted framework for understanding these origins comes from Dr. B.S. Guha, the former Director of the Anthropological Survey of India. Based on his 1931 census observations, he identified six primary racial groups that constitute the Indian population: the Negrito, Proto-Australoid, Mongoloid, Mediterranean, Western Brachycephals, and the Nordic Geography of India, Cultural Setting, p.10.

Today, we focus on the Mongoloid racial group, a vital thread in the fabric of Northern and Eastern India. These groups entered the subcontinent through the high passes of the northern and eastern mountain ranges. They are characterized by distinct physical features, including pale or light-yellow skin, oblique eyes (often with an epicanthic fold), a relatively flat face, and a generally short stature. Unlike the Dravidian elements found in the South or the Nordic elements in the Northern Plains, the Mongoloid group is the dominant ethnic element in the Himalayan and Sub-Himalayan tracts Geography of India, Cultural Setting, p.10.

Anthropologists further divide this group into two distinct sub-categories based on their migration and settlement patterns:

• Paleo-Mongoloids: These were likely the earlier arrivals and are found primarily in Assam and the adjacent North-Eastern states.
• Tibeto-Mongoloids: This group is typically found in high-altitude regions such as Ladakh, Sikkim, Arunachal Pradesh, and parts of Himachal Pradesh. They represent a more direct lineage from the Tibetan plateaus Geography of India, Cultural Setting, p.10.

It is important to remember that in the 21st century, these categories are not rigid 'boxes.' With the development of modern transport and communication, there has been a significant intermingling of different groups. Today, it is rare to find a group that is a 'pure' representative of a single race, as India's history is one of constant interaction and integration Geography of India, Cultural Setting, p.13.

Sources: Geography of India, Cultural Setting, p.2; Geography of India, Cultural Setting, p.10; Geography of India, Cultural Setting, p.13

2. B.S. Guha’s Racial Classification of India (intermediate)

To understand the diversity of India’s population, we look to Dr. B.S. Guha, the former Director of the Anthropological Survey of India. His classification is widely regarded as the most scientific and authentic because it was based on anthropometric measurements (physical traits like head shape and nose width) taken during the 1931 Census, rather than just linguistic or cultural markers Geography of India, Majid Husain, Chapter 13, p.10. Guha identified six major racial groups that entered India at different historical stages, creating a layered ethnic mosaic.

The six groups identified by Guha are:

• The Negritoes: Considered the earliest inhabitants. They are characterized by short stature, dark skin, and frizzy hair. Today, they are mostly found in the Andaman and Nicobar Islands and among certain tribes like the Kadars of Kerala Geography of India, Majid Husain, Chapter 13, p.9.
• The Proto-Australoids: These were the next to arrive, likely from the West. They form the core of many central Indian tribes like the Santhals, Mundas, and Bhils. Their traits include a broad nose, wavy hair, and dark brown skin Geography of India, Majid Husain, Chapter 13, p.10.
• The Mongoloids: Concentrated in the Himalayan and North-Eastern regions. Guha divided them into Paleo-Mongoloids (found in Assam) and Tibeto-Mongoloids (found in Ladakh and Sikkim). They typically have oblique eyes and a flat facial profile.
• The Mediterranean Group: A very significant group associated with the Indus Valley Civilization. They are generally medium-statured with long heads.
• The Western Brachycephals: This group includes the Alpinoids, Dinarics, and Armenoids, characterized by broad heads. They are prominent in the western states like Gujarat, Maharashtra, and parts of Karnataka.
• The Nordics: The last major group to enter India, primarily settling in the North and North-West. They are tall, fair-complexioned, and have long heads with narrow noses Geography of India, Majid Husain, Chapter 13, p.9.

While this classification provides a structured way to look at our roots, it is vital to remember that in the 21st century, centuries of migration and intermingling have blurred these lines. Today, India is a melting pot where isolated, 'pure' racial groups are virtually non-existent outside of very remote areas Geography of India, Majid Husain, Chapter 13, p.13.

Sources: Geography of India, Chapter 13: Cultural Setting, p.9; Geography of India, Chapter 13: Cultural Setting, p.10; Geography of India, Chapter 13: Cultural Setting, p.13

3. The Mediterranean and Nordic Elements (intermediate)

To understand the ethnic composition of India, we must look at the subcontinent as a 'melting pot' of various racial strains. Among the most significant contributors are the Mediterranean and Nordic groups, both of which are sub-branches of the larger Caucasoid race. While they share certain ancestral roots, they entered India at different historical junctions and settled in distinct geographical zones Geography of India, Cultural Setting, p.2.

The Mediterranean element is one of the most widespread in India and is believed to have arrived in successive waves starting from the Neolithic period. Anthropologists like Dr. B.S. Guha have subdivided this group into three types: the Palaeo-Mediterranean, the Mediterranean, and the Oriental type. The Palaeo-Mediterraneans are considered the oldest and were likely the architects of early civilizations; over time, they were pushed toward Central and South India, particularly south of the Vindhyan Mountains. Physically, Mediterraneans are characterized by a medium stature, long and narrow heads (dolichocephalic), and olive or brown complexions Geography of India, Cultural Setting, p.12.

The Nordics, often referred to as the Vedic Aryans, represent the final major racial wave to enter the subcontinent, arriving from the northwest around the second millennium BC. They established their primary stronghold in the Northern Indian Plains, a region historically known as Aryavarta. Unlike the Mediterraneans, the Nordics are typically tall in stature, with fair skin, long faces, and light-colored eyes Geography of India, Cultural Setting, p.13. Although they originated from North European stocks, they have intermixed extensively with local populations over the millennia India and the Contemporary World - I, Nazism and the Rise of Hitler, p.61.

Feature	Mediterranean Group	Nordic Group
Arrival Time	Neolithic Period (Earlier waves)	Approx. 2nd Millennium BC (Last wave)
Stature	Medium	Tall
Skin Complexion	Olive to Brown	Fair / Blondish traits
Current Concentration	South and Central India	Punjab, Haryana, Rajasthan (NW India)

Sources: Geography of India, Cultural Setting, p.2; Geography of India, Cultural Setting, p.12; Geography of India, Cultural Setting, p.13; India and the Contemporary World - I, Nazism and the Rise of Hitler, p.61

4. Linguistic Diversity and Ethnic Correlation (intermediate)

In the study of human geography, linguistic diversity is rarely accidental; it is the verbal footprint of historical migrations and ethnic settlements. In India, ethnicity and language are so deeply intertwined that ancient texts often referred to ethnic groups by their linguistic markers—such as the Aryas, Dravidas, Nishadas (Austric), and Kiratas (Sino-Tibetan). This correlation helps us map how different groups moved across the subcontinent and settled in specific ecological niches.

The Indo-Aryan family is the largest, spoken by over 70% of the population, and is primarily associated with the "Nordic" ethnic element. Its core area is the Khari Boli region (Haryana and Western UP), from which it diffused across the Northern Plains Geography of India, Cultural Setting, p.44. Conversely, the Dravidian family remains concentrated in the South, including languages like Telugu, Kannada, Malayalam, and Tamil Geography of India, Cultural Setting, p.45. Interestingly, these boundaries aren't completely sealed; for instance, the presence of Munda (Austric) and Dravidian loanwords in the early Rig Veda suggests that these ethnic groups lived in proximity and exchanged cultural traits thousands of years ago History, class XI (Tamilnadu state board 2024 ed.), Early India, p.22.

The Sino-Tibetan family offers a clear example of how geography dictates ethnic-linguistic correlation. This group is almost exclusively found in the Himalayan and North-Eastern frontier, aligning with the Mongoloid ethnic group. It is divided into three distinct branches based on geography:

• Tibeto-Himalayan: Spoken in high-altitude tracts like Ladakh, Lahaul, and Sikkim.
• North Assami: Prevalent in Arunachal Pradesh (e.g., Abor, Mishmi).
• Assami-Myanmari: Spoken by tribes like the Naga, Bodo, and Kuki Geography of India, Cultural Setting, p.47.

Linguistic Family	Ancient Name	Ethnic/Regional Correlation
Indo-European	Arya	Northern & Central India (Nordic/Indo-Aryan)
Dravidian	Dravida	Southern India (Dravidian)
Austric	Nishada	Central Indian Tribal Belts (Proto-Australoid)
Sino-Tibetan	Kirata	Himalayan & North-East Frontier (Mongoloid)

Sources: Geography of India, Cultural Setting, p.44; Geography of India, Cultural Setting, p.45; History, class XI (Tamilnadu state board 2024 ed.), Early India: The Chalcolithic, Megalithic, Iron Age and Vedic Cultures, p.22; Geography of India, Cultural Setting, p.47

5. Tribal Distribution and Constitutional Zones (intermediate)

To understand the distribution of ethnic groups in India, we must look at the **Mongoloid racial group**, which forms the dominant ethnic element in the North-Eastern frontier and the high-altitude Himalayan tracts. This group entered the subcontinent through the northern and eastern mountain passes. Scholars typically divide them into two sub-categories: the **Paleo-Mongoloids**, who are concentrated in Assam and adjacent North-Eastern states, and the **Tibeto-Mongoloids**, residing in the rugged terrains of Ladakh, Sikkim, Arunachal Pradesh, and Himachal Pradesh Geography of India, Cultural Setting, p.10. Physically, they are identified by traits such as light yellow or pale skin, oblique eyes, and a flat facial profile. This distribution is distinct from the **Mainland tribes** of Central and Southern India, who belong to different racial stocks and have historically faced different socio-economic challenges A Brief History of Modern India, People’s Resistance Against British Before 1857, p.153. Because of this unique ethnic and geographical isolation, the Constitution of India provides a specialized administrative architecture. Under **Article 244**, India is divided into two constitutional zones for tribal governance. The **Fifth Schedule** deals with 'Scheduled Areas' across most of India, while the **Sixth Schedule** is specifically designed for the 'Tribal Areas' of four North-Eastern states: **Assam, Meghalaya, Tripura, and Mizoram** Introduction to the Constitution of India, ADMINISTRATION OF SCHEDULED AND TRIBAL AREAS, p.329. These regions have seen significant political evolution; for instance, the reorganization of the North-East in 1972 was the culmination of tribal movements, such as those led by the All Party Hill Leaders Conference, which demanded autonomy and eventually led to the creation of states like Meghalaya and Mizoram from the original state of Assam Politics in India since Independence, Regional Aspirations, p.127.

Feature	5th Schedule (Scheduled Areas)	6th Schedule (Tribal Areas)
Applicability	States other than AMTM	Assam, Meghalaya, Tripura, Mizoram
Governance	Tribes Advisory Council (Consultative)	Autonomous District Councils (Legislative/Judicial powers)
Ethnic Focus	Mainland Tribes (e.g., Gond, Bhil)	Frontier Tribes (primarily Mongoloid stock)

Sources: Geography of India, Cultural Setting, p.10; Introduction to the Constitution of India, ADMINISTRATION OF SCHEDULED AND TRIBAL AREAS, p.329; Politics in India since Independence, Regional Aspirations, p.127; A Brief History of Modern India, People’s Resistance Against British Before 1857, p.153

6. Deep Dive: The Mongoloid Group in India (exam-level)

The Mongoloid racial group represents a significant ethnic element in India, predominantly occupying the Himalayan and Sub-Himalayan belts. Unlike the Aryans of the plains or the Dravidians of the south, the Mongoloids entered the Indian subcontinent through the high mountain passes of the north and east, settling in the rugged terrains of the North-East and the high-altitude frontier regions Geography of India, Cultural Setting, p.10. Broadly, they are characterized by distinct physical traits such as oblique eyes (the epicanthic fold), flat faces with prominent cheekbones, and skin tones ranging from light yellow to pale brown. To understand this group for the UPSC, we must look at the classification provided by Dr. B.S. Guha, who divided the Mongoloids in India into two distinct sub-groups based on their physical features and geographical concentration Geography of India, Cultural Setting, p.11:

Feature	Paleo-Mongoloids	Tibeto-Mongoloids
Stature	Medium to short stature.	Relatively long/tall stature.
Head/Face	Long heads; most primitive type.	Flat faces; long noses.
Regions	Assam, Arunachal Pradesh, and Indo-Myanmar border districts.	Ladakh, Sikkim, Bhutan, Himachal Pradesh, and Uttarakhand.
Key Tribes	Garos, Khasis, Nagas, Daflas, and Kuki-Nagas.	Bhutias, Ladakhis, Gorkhas, and Kinnauris.

The Paleo-Mongoloids are considered the earlier settlers and are further divided into long-headed and broad-headed types, found extensively across the North-Eastern states like Manipur and Meghalaya Geography of India, Cultural Setting, p.12. In contrast, the Tibeto-Mongoloids are more closely associated with the high-altitude Trans-Himalayan tracts. Their physical appearance often includes more pronounced "hairy" bodies and a lighter yellow skin tone compared to the Paleo-Mongoloids Geography of India, Cultural Setting, p.12.

Sources: Geography of India, Cultural Setting, p.10; Geography of India, Cultural Setting, p.11; Geography of India, Cultural Setting, p.12

7. Solving the Original PYQ (exam-level)

Now that you have mastered the diverse racial classifications of the Indian population, this question serves as a perfect application of Human Geography and Ethnography. By synthesizing your knowledge of migration patterns and physiographic regions, you can see how the Mongoloid group settled based on geographic accessibility. As discussed in Geography of India by Majid Husain, these groups entered the subcontinent through the mountain passes of the north and east, naturally clustering in the Himalayan and Sub-Himalayan belts due to their proximity to the Mongolian and Tibetan heartlands.

To arrive at the correct answer, (C) North-Eastern India, you must apply the *spatial distribution* of the two primary sub-types you studied: the Paleo-Mongoloids, who primarily inhabit Assam and the adjacent North-Eastern states, and the Tibeto-Mongoloids found in high-altitude regions like Ladakh, Sikkim, and Arunachal Pradesh. Reasoning through the physical markers—such as the epicanthic fold, flat facial features, and yellowish skin—confirms their concentration in these frontier regions. In the UPSC context, always associate the "Mongoloid" label with the North-Eastern frontier and the high-altitude Himalayan tracts.

UPSC often uses geographic distractors to test your precision. Options like Southern India and South-Western India are classic traps designed to confuse the Mongoloid group with the Dravidian or Negrito elements found in the peninsula. Similarly, Western India is historically dominated by Indo-Aryans and Scytho-Dravidians. Remember, spatial exclusion is a powerful tool: if a group is defined by its entry through northern mountain passes, it cannot be the dominant ethnic element in the tropical South or the arid West.