Famous Personalities

Explanation: Charles Darwin proposed the theory of evolution by natural selection in his 1859 book On the Origin of Species, forming the foundation of modern biology.

Explanation: Margaret Thatcher, the first female Prime Minister of the United Kingdom (1979-1990), was nicknamed the Iron Lady for her firm political style.

Explanation: Alexander Fleming discovered penicillin in 1928 when he noticed mold killing bacteria in a petri dish, leading to the antibiotic revolution.

Explanation: Neil Armstrong became the first human to walk on the moon on July 20, 1969, during the Apollo 11 mission.

Explanation: Alexander Graham Bell is credited with inventing the first practical telephone in 1876, revolutionizing communication worldwide.