पारिस्थितिकी तंत्र में 'अपघटक' मुख्य रूप से क्या भूमिका निभाते हैं?

Which of the following events is considered a major turning point that fueled Indian nationalism during British rule due to its brutal nature and widespread condemnation?

Which of the following events is considered the first major peasant uprising against the British in India?