Ocean acidification is caused by the increased absorption of carbon dioxide (CO2) from the atmosphere, which lowers the pH of seawater and negatively impacts marine life, especially coral reefs. Class 6 NCERT Social Science India and the World: Land and the ...
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Oceans enabled early human migration, fostering trade and cultural exchange by connecting civilizations across continents. These maritime routes shaped societies, economies, and cultures, supporting the development of diverse civilizations. class 6 Social Science Textbook Chapter 2 question answer class 6 Social Science ...
A tsunami is a powerful wave generated by underwater earthquakes or volcanic eruptions. Tsunamis can cause significant destruction when they reach coastal areas, impacting life and property. Class 6 NCERT Social Science India and the World: Land and the People Chapter ...
Oceans are often termed the “planet’s lungs” as they produce over half of the world’s oxygen. Marine plants, like algae, play a critical role in this oxygen production. Class 6 NCERT Social Science India and the World: Land and the People ...
Australia is the only continent that is also a country. It is both a sovereign nation and a geographic landmass with diverse ecosystems and unique wildlife. Class 6 NCERT Social Science India and the World: Land and the People Chapter 2 ...