(a) On the outline map of India provided to you, mark the location of all the following. Write in your QCA Booklet the…

(a) Map Entries and Significance

(i) Ziro Valley: Located in Lower Subansiri district, Arunachal Pradesh. Famous for the UNESCO-shortlisted Apatani cultural landscape featuring sustainable wet-rice-cum-fish agro-ecosystems and the nationally acclaimed annual Ziro Music Festival.

(ii) Khecheopalri Lake: Sacred wish-fulfilling lake in West Sikkim. An integral constituent of the Buddhist-Hindu Demazong sacred landscape, preserving critical wetland biodiversity in the Eastern Himalayas.

(iii) Toranmal: High-altitude hill resort in Nandurbar district, Maharashtra, on the Satpura Range bordering Gujarat. It serves as a vital tribal cultural hub, hosting Gorakhnath shrine and Yashwant Lake.

(iv) Subarnarekha River: Inter-state rainfed river traversing Jharkhand, West Bengal, and Odisha. Historically known for alluvial gold deposits, it supports major heavy mineral-industrial clusters, though subject to riparian sharing contentions.

(v) Koderma: Situated on the northern fringe of Jharkhand’s Chota Nagpur Plateau. Globally renowned as the "Mica Capital of India", it historically anchor-supplied world electronics markets with high-grade ruby mica sheets.

(vi) Sir Creek: A 96-km tidal estuary in the Rann of Kutch separating Gujarat from Sindh, Pakistan. It holds intense geopolitical salience over maritime boundary delimitation, exclusive economic zone rights, and rich fisheries.

(vii) Periyar Wildlife Sanctuary: Protected area in Kerala's Western Ghats surrounding the artificial Periyar Lake. An established Project Tiger and Elephant Reserve, it anchors eco-tourism and southern montane biodiversity conservation.

(viii) Peechi Dam: Catchment reservoir constructed across the Manali River in Thrissur, Kerala. Serving as Kerala’s earliest post-independence multipurpose irrigation project, it supplies regional drinking water and feeds an adjoining wildlife sanctuary.

(ix) Digha Beach: Low-gradient, hard-packed sea resort in Purba Medinipur, West Bengal, along the Bay of Bengal. It forms the fulcrum of eastern coastal tourism, flanked by Casuarina afforestation belts.

(x) Pamban Island: Barrier island in Tamil Nadu housing Rameswaram, linked to the mainland via the historic rail and road Pamban Bridge. It commands strategic maritime position adjacent to the Sethusamudram Shipping Canal route.

(b) Geopolitical Impact of India-Bhutan Bilateral Relationship

The bilateral relationship between India and Bhutan represents a model of asymmetric yet mutually reinforcing geopolitical synergy anchored by the 1949 Treaty of Friendship, updated in 2007. Bhutan functions as a critical strategic buffer against China, safeguarding India’s narrow Siliguri Corridor (Chicken’s Neck). The 2017 Doklam standoff underscored Bhutan’s centrality under India’s security umbrella, halting unilateral shifts along contested tri-junctions.

Economically, bilateral cooperation is defined by hydropower diplomacy. Mutually developed projects such as Chukha, Kurichhu, Tala, and Mangdechhu generate clean baseload electricity for India while providing nearly 70 percent of Bhutan’s domestic revenues and export value. Beyond resource exchange, the relationship incorporates cultural diplomacy rooted in shared Mahayana Buddhist heritage and veneration of Guru Rinpoche. Furthermore, Bhutan’s unique carbon-negative developmental paradigm (Gross National Happiness) offers India a dependable environmental partner for sub-regional climate resilience via BBIN initiatives. To sustain this buffer in the face of ongoing Sino-Bhutanese border negotiations, India must balance infrastructural integration with Bhutan's sovereign economic diversification.

(c) Economic Significance of Volcanic Soils of India

India's volcanic soils, predominantly the black soils (Regur or Vertisols) derived from the weathering of the Cretaceous Deccan Trap flood basalt province, underpin the agrarian economy of central and peninsular India.

• Agricultural Specialization: High concentrations of montmorillonite clay impart distinct moisture-retention and "self-ploughing" properties (deep cracking during dry seasons). This makes the soil exceptionally suited for drought-resilient rainfed cash crops, driving India's "Black Cotton Belt" across Maharashtra, Gujarat, Madhya Pradesh, and northern Karnataka. It concurrently supports vast acreage of sugarcane, soybean, and jowar.
• Horticultural Capitalization: Controlled irrigation on these fertile, calcium- and magnesium-rich soils has fostered thriving export horticulture, particularly Nashik’s viticulture, Solapur’s pomegranates, and Nagpur’s citrus varieties.
• Structural Challenges: The dense, impermeable subsoil layer and underlying hard-rock basalt aquifers present severe groundwater recharge bottlenecks. This triggers seasonal waterlogging during the monsoons and rapid moisture depletion in dry summers, mandating investments in drip irrigation, watershed micro-management, and gypsum-based soil conditioning to sustain long-term economic returns.

(d) Comparative Analysis of Sugar Industry: North vs. Peninsular India

The spatial distribution of India’s sugar industry exhibits pronounced structural and geographical divergence between the traditional Northern belt (Uttar Pradesh, Bihar, Haryana, Punjab) and the Peninsular belt (Maharashtra, Karnataka, Tamil Nadu, Andhra Pradesh).

`` Factor North India (Subtropical) Peninsular India (Tropical) --------------------------------------------------------------------------------------------------------- Climatic Regime Subtropical: extremes of summer/winter Tropical maritime: frost-free, humid Crushing Season Short (100–120 days: Nov–Feb) Long (150–180 days: Oct–May) Sucrose Recovery Lower (9.5% – 10.5%) Higher (11% – 12.5%+) Operational Structure Cooperative/State mills; older plants Modern, high-capacity cooperative & private Inter-use Competition High diversion to Gur and Khandsari Low diversion; high factory delivery Value-Addition Limited; seasonal molasses accumulation Integrated co-gen, ethanol, and bagasse paper ``

North India's subtropical climate induces early cane drying and frost risks, truncating the crushing duration. Conversely, the Peninsular maritime climate moderates transpiration, prolongs cane vegetative growth, and optimizes sucrose accumulation.

Peninsular mills leverage higher operating efficiencies, superior capital recovery, forward integration (distilleries, bio-power), and coastal proximity for bulk exports. To address these structural imbalances, Northern mills require modernisation through high-yielding varieties (e.g., Co-0238), expanded crushing capacities, and dedicated ethanol-blending infrastructure.