NCERTCh 1Free

Geographical Diversity of India

🎓 Class 7📖 Exploring Society India and Beyond Part-I📖 12 notes🧠 15 Q&A⏱️ ~18 min

Geographical Diversity of IndiaStudy Notes

NCERT-aligned · 12 notes · 3 shown free

Geographical Diversity of India

Explanation

Geographical Diversity of India

India's geography is unique and distinct, giving the country a special national character as noted by Sri Aurobindo. The country's vastness and diversity are reflected in its varied landforms, climates, and ecosystems. India is the seventh-largest country in the world and forms a significant part of the Asian continent. It is part of the Indian Subcontinent, which includes neighbouring countries like Pakistan, Bangladesh, Nepal, Bhutan, Sri Lanka, and Myanmar. The subcontinent is so named because it is a large landmass that is part of Asia but has distinct geographical features that separate it from the rest of the continent. For ease of understanding, India’s geography is often divided into five major regions: the great mountain zone (the Himalayas), the plains of the Ganga and the Indus, the desert region (Thar Desert), the southern peninsula (peninsular plateau), and the islands (Lakshadweep and Andaman & Nicobar Islands). These regions vary greatly in terms of altitude, climate, soil, flora, fauna, and human activities. The Himalayas in the north act as a natural barrier, influencing climate and protecting India from cold winds. The Thar Desert and the Arabian Sea mark the western boundary, while the Indian Ocean lies to the south and the Bay of Bengal to the east. These natural boundaries have played a crucial role in shaping India's climate, culture, and history. The diversity in geography affects agriculture, lifestyle, economic activities, and cultural practices across the country. Understanding these geographical features helps us appreciate the complexity and richness of India’s natural environment and its impact on human life.

  • India is the seventh-largest country in the world and part of Asia.
  • The Indian Subcontinent includes India and its neighbouring countries.
  • India’s geography is divided into five major regions: Himalayas, plains, desert, peninsula, and islands.
  • Natural boundaries like the Himalayas, Thar Desert, Arabian Sea, Indian Ocean, and Bay of Bengal shape India’s climate and culture.
  • Geographical diversity influences soil, flora, fauna, and human activities.
  • The physical map of India shows different landforms and altitudes, indicated by various colours.
  • 📌 Indian Subcontinent: A large landmass in Asia including India and neighbouring countries.
  • 📌 Plateau: A landform that rises above the surrounding land with a flat surface.
  • 📌 Natural boundary: Physical features that separate regions or countries.

The Himalayas

Explanation

The Himalayas

The Himalayas are the highest mountain range in the world, stretching about 2500 km across six countries: India, Nepal, Bhutan, China, Pakistan, and Afghanistan. The range includes many peaks over 8000 metres, collectively called the 'Eight Thousanders', with Mount Everest being the highest peak globally. The Himalayas act as a massive natural wall in the north of India. They influence the climate by blocking cold winds from Central Asia and help in the formation of the monsoon. The snow and glaciers of the Himalayas are the source of many major rivers such as the Ganga, Indus, and Brahmaputra. These rivers provide water for drinking, irrigation, and industry to hundreds of millions of people, earning the Himalayas the name 'Water Tower of Asia'. Culturally, the Himalayas are sacred in many religions. Numerous temples and monasteries are located in the region, attracting pilgrims and spiritual seekers. The Bhagirathi River, a major tributary of the Ganga, originates from Gaumukh in Uttarakhand, which is the snout of the Gangotri Glacier. This glacier is one of the largest in the Indian Himalayas and holds religious significance. The Himalayas are broadly divided into three ranges: - Himadri (Greater Himalayas): The highest and most rugged, snow-covered throughout the year. - Himachal (Lesser Himalayas): Moderate climate, supports rich biodiversity and human settlements. - Shivalik Hills (Outer Himalayas): Lowest range with rolling hills and dense forests, acting as a transition to the Northern Plains. Traditional architecture like the kath-kuni houses in Himachal Pradesh uses local stone and wood, providing warmth and earthquake resistance. The Great Himalayan National Park in Himachal Pradesh is a UNESCO World Heritage Site, preserving diverse flora and fauna including snow leopards and Himalayan monals.

  • The Himalayas stretch about 2500 km across six countries.
  • Many peaks are over 8000 metres high, including Mount Everest.
  • They are the source of major rivers like the Ganga, Indus, and Brahmaputra.
  • The Himalayas are divided into Himadri, Himachal, and Shivalik ranges.
  • They have cultural and religious significance with many temples and monasteries.
  • The Great Himalayan National Park is a UNESCO World Heritage Site preserving biodiversity.
  • 📌 Himalayas: The highest mountain range in the world, called the 'abode of snow'.
  • 📌 Gaumukh: The snout of the Gangotri Glacier and source of the Bhagirathi River.
  • 📌 Kath-kuni: Traditional house construction style using stone and wood.

How the Himalayas were formed ... an interesting story

Explanation

How the Himalayas were formed ... an interesting story

The formation of the Himalayas is a result of the movement of tectonic plates over millions of years. Around 50 million years ago, the Indian landmass, which was once part of a supercontinent called Gondwana, broke away and drifted northwards. It eve

Practice QuestionsGeographical Diversity of India

Includes NCERT exercise questions with answers

Q1.1. What are some key geographical features of India?

Answer:

India has a diverse geography that includes the Himalayan mountain range in the north, the vast plains of the Ganga and Indus rivers, the Thar Desert in the west, the southern peninsula with its plateaus and hills, and the islands in the Indian Ocean. These features create natural boundaries and influence the climate, culture, and history of the country.

Explanation:

The Himalayan range forms a natural barrier in the north, the plains of the Ganga and Indus provide fertile land, the Thar Desert marks the western limit, the southern peninsula is surrounded by the Arabian Sea and Bay of Bengal, and the islands lie in the Indian Ocean. These geographical features are key to understanding India's diversity.

EasyNCERT
Q2.2. How does India’s geographical diversity affect our lives?

Answer:

India's geographical diversity affects lives by influencing climate, agriculture, culture, and settlement patterns. The Himalayas provide water through rivers, the plains support farming, deserts influence lifestyle and economy, and the coastal and island regions support fishing and trade. This diversity also leads to varied cultural practices and traditions across regions.

Explanation:

The mountains act as water sources and climatic barriers, plains are fertile for agriculture, deserts have adapted lifestyles, and coastal areas facilitate trade and fishing. These factors shape the economy, culture, and daily life of people in different parts of India.

EasyNCERT
Q3.→ Do you recall your lesson on latitudes and longitudes? Look at the map. Can you read, approximately, the latitude and longitude where India lies? → Identify the above features on India’s physical map.

Answer:

India lies approximately between 8°4'N to 37°6'N latitude and 68°7'E to 97°25'E longitude. On the physical map, these coordinates cover the entire country, from the southern tip of the peninsula to the northern Himalayan ranges, and from the western deserts to the eastern hills and islands.

Explanation:

By looking at the physical map and using the legend for latitudes and longitudes, one can estimate India's position in the northern hemisphere and eastern hemisphere. This helps in understanding India's climatic zones and geographical boundaries.

MediumNCERT
Q4.Look at the length of the Himalayan Range on the map. It is like a massive wall. From the legend, can you guess the altitude at different points of the Himalayas?

Answer:

The Himalayan range stretches about 2500 km and has altitudes ranging from about 6000 meters to over 8000 meters at its highest peaks. The legend on the map shows different colors indicating altitude; the highest peaks like Mount Everest and Kanchenjunga are above 8000 meters, while the lower ranges have altitudes between 6000 to 7000 meters.

Explanation:

By referring to the map legend, one can identify the altitude zones by color. The Himalayas have the highest altitudes in India and the world, which is why they appear as a massive wall on the map.

MediumNCERT
Q5.Can you name the highest mountain in the world?

Answer:

The highest mountain in the world is Mount Everest.

Explanation:

Mount Everest, located in the Himalayas on the border between Nepal and China (Tibet), has an altitude of 8,848 meters (29,029 feet), making it the tallest peak on Earth.

EasyNCERT
Q6.Next time you see the Ganga, remember—its journey began there! Where does the Bhagirathi River, a major tributary of the Ganga, originate?

Answer:

The Bhagirathi River originates from Gaumukh ('Cow's Mouth'), which is the edge of the Gangotri Glacier in Uttarakhand.

Explanation:

Gaumukh is considered sacred and is a popular trekking destination. It is the source of the Bhagirathi River, which later joins other tributaries to form the Ganga.

EasyNCERT
Q7.How were the Himalayas formed? Explain the process briefly.

Answer:

The Himalayas were formed about 50 million years ago when the Indian landmass, which was once part of the Gondwana supercontinent, broke away and moved northwards. It collided with the Eurasian landmass, causing the land between them to crumple and rise up, forming the Himalayan mountain range. This process is ongoing, with India still pushing into Asia at about 5 cm per year, causing the Himalayas to grow taller slowly.

Explanation:

The collision of the Indian plate with the Eurasian plate caused folding and uplift of the earth's crust, similar to how a carpet wrinkles when pushed. This geological activity created the high peaks of the Himalayas.

MediumNCERT
Q8.1. What, in your opinion, are two important geographical features of India? Why do you think they are important?

Answer:

Two important geographical features of India are the Himalayas and the Indo-Gangetic Plain. The Himalayas are important because they act as a natural barrier protecting India from cold winds and invasions from the north, and they are the source of many rivers. The Indo-Gangetic Plain is important because it is fertile and supports agriculture, which sustains a large population.

Explanation:

The Himalayas influence climate and provide water resources through rivers. The Indo-Gangetic Plain's fertile soil supports farming and settlements, making these features crucial for India's geography and livelihood.

EasyNCERT