Browse exam-wise, subject-wise, and country-wise MCQs with explanations.
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World Water Day is observed on 22 March.
It focuses attention on freshwater and water management.
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International Labour Day, or May Day, is observed on 1 May.
It recognizes workers and labor movements.
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United Nations Day is observed on 24 October.
It marks the date the UN Charter came into force in 1945.
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World Health Day is observed on 7 April.
The date marks the founding of the World Health Organization.
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International Women's Day is observed on 8 March.
It highlights women's rights and achievements.
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World Environment Day is observed annually on 5 June.
It promotes awareness and action for environmental protection.
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PDF stands for Portable Document Format.
It preserves document layout across devices.
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RAM stands for Random Access Memory.
It stores data temporarily while programs are running.
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DNA stands for deoxyribonucleic acid.
It carries hereditary information in living organisms.
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GPS stands for Global Positioning System.
It uses satellites to provide location and timing information.
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ATM stands for Automated Teller Machine.
It allows customers to perform basic banking transactions.
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GDP means Gross Domestic Product.
It measures the value of final goods and services produced within an economy.
