India - Natural Disasters — Flashcards
Karnataka Board · Class 10 · Social Science
20 flashcards for India - Natural Disasters (Karnataka Board Class 10 Social Science) to test yourself on key terms and facts.
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What are natural disasters and why are they considered beyond human control?
Answer
Natural disasters are naturally-occurring destructive incidents that result in loss of human life and property. They are beyond human control because they occur due to natural forces and processes in …
Define cyclones and explain why the Bay of Bengal is particularly prone to cyclone formation.
Answer
Cyclones are dangerous and destructive winds that form due to intense atmospheric pressure differences. The Bay of Bengal is particularly prone to cyclones because: 1) It is surrounded by land on thre…
What are the two main cyclone seasons in India and provide recent examples of Arabian Sea cyclones?
Answer
The two main cyclone seasons in India are: 1) October-November (more frequent), 2) May-June. Recent Arabian Sea cyclones include: Gonu (2007), Nilofer (2014), Nisarga (2020), and Tauktae (2021). These…
List and explain the major effects of cyclones on affected regions.
Answer
Major effects of cyclones include: 1) Large-scale deaths and destruction of property, 2) Ocean tides inundate inland water bodies, making them salty and unsuitable for use, 3) Complete destruction of …
What preventive measures should be taken before and during cyclones?
Answer
Preventive measures for cyclones include: 1) Evacuation of people from low-lying coastal areas, 2) Keeping generators, boats, helicopters, and transport facilities ready, 3) Re-routing trains and buse…
Define floods and explain the primary causes of flooding in India.
Answer
Floods occur when rivers overflow due to heavy rainfall and excessive melting of ice, causing water to occupy low-lying areas. Primary causes in India include: 1) Uncertain monsoon rainfall causing su…
Identify the major flood-prone river systems and regions in India.
Answer
Major flood-prone regions: 1) Ganges and tributaries (Yamuna, Gandak, Kosi, Ghagra) - affect Uttar Pradesh and Bihar, 2) Damodar and Suvarnarekha - affect Chhattisgarh and West Bengal, 3) Brahmaputra …
What are the main flood control measures that can be implemented?
Answer
Main flood control measures: 1) Construction of bunds (embankments) on both sides of rivers, 2) Building dams across rivers to collect water in reservoirs and divert flow, 3) Establishing flood warnin…
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Sources & Official References
- Karnataka SSLC — kseeb.kar.nic.in
- Dept of Pre-University Education, Karnataka
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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