Begum Hazrat Mahal of Awadh led a strong rebellion against the British in Lucknow

The revolt of 1857 started with the mutiny of Indian sepoys in Meerut on May 10, 1857

Harshavardhana made Kanauj his capital, turning it into a prominent center of politics and culture in North India.

Yashovarman established the powerful Kanauj kingdom in the 8th century. He played a key role in resisting Arab invasions.

Pure water has a neutral pH of 7, meaning it is neither acidic nor basic.

Insulin, produced by the pancreas, helps regulate glucose levels in the blood by facilitating its uptake into cells.

Light travels at approximately 300,000,000 meters per second in a vacuum—the universal speed limit.

A barometer measures atmospheric pressure and is essential in weather forecasting and aviation.

The body stores energy in the form of glycogen, a polysaccharide that breaks down into glucose when needed.

Mycology

Humans have 23 pairs of chromosomes = 46 in total.

Rhizobium bacteria live in root nodules of legumes and fix atmospheric nitrogen.

Pepsin is secreted by the stomach and breaks down proteins into peptides.

Common salt is sodium chloride (NaCl), essential for human health and widely used in food preservation.

Kidneys filter waste from the blood and regulate water and salt balance, playing a crucial role in homeostasis.

The Earth rotates on its axis, resulting in the alternation of daylight and darkness every 24 hours.

Nitrogen makes up about 78% of Earth’s atmosphere and is vital for plant growth through the nitrogen cycle.

Iodine deficiency leads to thyroid gland enlargement, known as goitre.

Leaves contain chlorophyll, which captures sunlight to convert carbon dioxide and water into glucose and oxygen.

Skin covers and protects the body, making it the largest organ by surface area.

When a rubber band is stretched, it stores potential energy, which is converted to kinetic energy when released.

Vitamin D is synthesized in the skin through sunlight exposure and is essential for calcium absorption and bone health.

Ampere is the SI unit for measuring electric current and is named after André-Marie Ampère, a pioneer in electromagnetism.

Oxygen is the most abundant element by mass in the human body as it is a major component of water and bodily fluids.

Narora Atomic Power Station is situated in Bulandshahr district of UP and plays a crucial role in India's nuclear energy generation.

Bundelkhand has a rocky, less fertile terrain with granite outcrops and suffers from water scarcity and drought.

Locally known as the Saryu in places like Ayodhya, the Ghaghara is a Himalayan river and major Ganga tributary.