General Knowledge: Science, History & Pop Culture

Nails are primarily composed of keratin, a tough fibrous protein that also forms hair and the outer layer of skin. Keratin provides nails with their hardness and protective properties. This is a fundamental fact in human biology.

Human skin is the body's largest organ, weighing approximately 6 pounds (2.7 kg) for an average adult and covering about 22 square feet. This weight varies based on body size and composition.

Cells are indeed the fundamental structural and functional units of the human body. All tissues and organs are composed of cells, which perform all basic life processes. This is a foundational concept in biology.

Miss World 2010, the 60th edition of the pageant, was held on October 30, 2010, in Sanya, China. Alexandria Mills from the United States won the title. This is a factual date verification.

Kiran Bedi became India's first woman IPS officer when she joined the service in 1972. She later became a prominent social activist and served as Lieutenant Governor of Puducherry. This is a well-documented milestone in Indian administrative history.

O.N.V. Kurup (Ottaplakkal Neelakandan Vijayan) won the Jnanpith Award in 2010 for his contributions to Malayalam poetry and literature. He was the fifth Malayalam writer to receive this prestigious honor.

Rabindranath Tagore was the first Indian to receive a Nobel Prize in 1913 for Literature. C.V. Raman won in 1930 (Physics), Har Gobind Khorana won in 1968 (Medicine), and Amartya Sen won in 1998 (Economics). Tagore preceded all other Indian Nobel laureates by 17 years or more.

Superman was born on the planet Krypton and sent to Earth as an infant before his planet was destroyed. Krypton is a red giant planet in the DC Comics universe. Pandora is from the movie Avatar, Jupiter is a real planet in our solar system, and Superman is explicitly an alien, not a human with powers.