CLASS 7 · NCERT GEOGRAPHY · CH 3: OUR CHANGING EARTH
Our Changing Earth 🏔️
NCERT-aligned Class 7 Geography topic from Our Environment. Every item is anchored to a real location on India's map — built for boards (CBSE, ICSE, state) and UPSC aspirants.
📚 NCERT TEXTBOOK ALIGNMENT
9LOCATIONS
76QUESTIONS
CLASS 7NCERT LEVEL
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Key locations covered (9)
- Himalayas (Fold Mountains) — North India
- Deccan Plateau (Volcanic) — Central India
- Northern Plains — UP/Bihar
- Block Mountains — Vindhya-Satpura
- Rift Valley — Narmada Valley
- Volcanoes in India — Andaman & Nicobar
- Earthquakes in India — Delhi (example)
- Weathering & Erosion — Central India
- Coastal Landforms — Western Coast
Sample questions (12 of 76)
Formed by?
Collision of Indian and Eurasian plates
Still rising?
Yes — 1 cm/year
Three parallel ranges?
Himadri (Greater Himalayas), Himachal (Lesser Himalayas), Shiwaliks (Outer Himalayas)
Highest peak?
Mount Everest (8,848.86 m) — on Nepal-China border
Major passes?
Khyber, Bolan, Nathu La, Shipki La, Rohtang, Zoji La
What is the geographical or strategic significance of this feature?
Source of major rivers (Ganga, Brahmaputra, Indus); biodiversity hotspot; natural barrier
Threats?
Earthquakes, landslides, glacial lake outburst floods (GLOFs), climate change
Best examples?
Nanda Devi, Valley of Flowers, Great Himalayan National Park (UNESCO sites)
Age?
Youngest mountain range in the world (still geologically active)
Area covered?
About 5 lakh sq km (one of the largest volcanic plateaus in the world)
All 76 questions are available in the interactive map quiz.
About this topic
This topic is part of the NCERT Class 7 Geography syllabus, specifically the textbook Our Environment, drawn from the chapter Ch 3: Our Changing Earth. Content is cross-referenced against the latest NCERT textbook editions + standard reference works (Bipan Chandra, R.S. Sharma, Romila Thapar, Satish Chandra for history; G.C. Leong, Savindra Singh for geography; the UPSC Civil Services prelims + mains syllabus).
Use the interactive India map to learn our changing earth the way memory works best — by spatial location. Each pin opens a flashcard. Mark "Knew it" or "Didn't know" to track your mastery over time.
Built with Claude (AI authorship)
The questions, answers, item descriptions, and period chips on this page were authored with the help of Claude, an AI assistant by Anthropic, under human editorial direction. The catalog is our best approximation of factual knowledge synthesised from NCERT textbooks, the UPSC syllabus, and standard reference works. For high-stakes exams, please cross-check critical facts against your official NCERT textbook. Reports to support@bharatgeoquiz.com are folded into future updates as the community grows. Full disclosure on the Terms page →
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