Practice MCQs

Explanation: The stapes (stirrup bone) in the middle ear is the smallest bone in the human body, measuring about 3mm. It transmits sound vibrations from the eardrum to the inner ear.

Explanation: A normal resting heart rate for adults is 60-100 beats per minute. Athletes may have lower resting heart rates (40-60 bpm) due to greater cardiovascular efficiency.

Explanation: The average normal human body temperature is 37°C (98.6°F). A fever is generally defined as a temperature above 38°C (100.4°F).

Explanation: Vitamin D (the sunshine vitamin) is synthesized in the skin when ultraviolet B (UVB) rays from sunlight strike the skin. It is essential for calcium absorption and bone health.

Explanation: An adult human has 32 permanent teeth, including 4 wisdom teeth (third molars). Without wisdom teeth, the count is 28. Children have 20 primary (milk) teeth.

Explanation: Lord Louis Mountbatten was the last Viceroy of India. He oversaw the transfer of power and the partition of British India into the independent nations of India and Pakistan on August 14-15, 1947.

Explanation: Sir Syed Ahmad Khan (1817-1898) is credited with first articulating the Two-Nation Theory, arguing that Hindus and Muslims were two distinct nations with different customs, religion and traditions.

Explanation: The War of 1857 is also called the Sepoy Mutiny (by the British) or the First War of Indian Independence (by Indians). It was a major uprising against British rule, which led to the end of the East India Company.

Explanation: The British East India Company was founded in 1600 by royal charter from Queen Elizabeth I. It became a dominant commercial and political force in the Indian subcontinent.

Explanation: Babur (1483-1530) founded the Mughal Empire in 1526 after defeating Ibrahim Lodi at the First Battle of Panipat. He was a descendant of Timur and Genghis Khan.