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Showing posts with the label Mangal Pandey

Cell – The Basic Unit of Life | Functions, Organelles & MCQs

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🧬Cell – The Basic Unit of Life A cell is the smallest structural and functional unit of life . It is the building block of all living organisms, carrying out essential processes like growth, energy production, and reproduction. For competitive exams like NEET , UPSC, SSC, and State PSCs, understanding the structure and functions of the cell is important because it forms the foundation of biology. Questions are frequently asked on cell theory , organelles , plant vs. animal cells, and cell division , making this topic a high-scoring and must-prepare section . 🕵🏻‍♂️Discovery of Cell The discovery of the cell was a turning point in biology, and many scientists contributed step by step to our understanding. In 1665, Robert Hooke observed thin slices of cork under a simple microscope and saw small box-like structures. He called them “cells” because they looked like the tiny rooms (cells) in a monastery. In 1674, Anton van Leeuwenhoek developed a better microscope and was ...
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Revolt of 1857: Causes, Centres, Failure, and Impact on India’s Freedom Movement

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Revolt of 1857  Background On 10 May 1857 , the Indian soldiers (sepoys) in the Meerut cantonment started a rebellion . It began with the infantry (foot soldiers), quickly spread to the cavalry (horse riders), and then reached the city . The local people from the town and nearby villages also joined the soldiers. The sepoys seized the weapons storage area (bell of arms) where guns and ammunition were kept and then attacked the British officers . They also set fire to and looted government buildings like the record office, jail, court, post office, and treasury . After this, a group of sepoys headed towards Delhi to continue the revolt.The sepoys acquired a kind of legitimacy from the Mughal emperor Bahadur Shah in Delhi. Once the word spread that Bahadur Shah had blessed the rebellion, events moved swiftly. Cantonment after cantonment in the Gangetic valley and some to the west of Delhi rose in mutiny. Major causes The reasons behind the Revolt of 1857 , like the earlier u...
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