Tag: science & technology

Vitamin K is essential for blood clotting as it helps produce clotting factors in the liver. The name 'K' comes from the German word 'Koagulation'. Vitamins D, E, and A have different primary functions in the body.

Biotin (Vitamin B7) deficiency can cause dermatitis, which is inflammation of the skin. Biotin is essential for healthy skin, hair, and nails. B5 (pantothenic acid) and B6 (pyridoxine) have different deficiency manifestations, while B9 (folate) deficiency causes megaloblastic anemia.

Ascorbic acid is the chemical name for Vitamin C. Niacin is Vitamin B3. 'Pyloquinone' appears to be a misspelling - the correct term would be related to Vitamin K (phylloquinone) or other compounds. None of the above is incorrect since A is correct.

Folic acid is the synthetic form of Vitamin B9, also called folate. It's essential for DNA synthesis and red blood cell formation. Vitamin B1 is thiamine, B7 is biotin, and B12 is cobalamin.

Beriberi is a condition caused by thiamine (Vitamin B1) deficiency, affecting the cardiovascular and nervous systems. It became common in populations whose diet consisted mainly of polished rice, which lacks the B1-rich bran layer.

Vitamin C (ascorbic acid) is water-soluble, meaning excess amounts are excreted in urine rather than stored in fat tissues. Vitamins A, D, E, and K are fat-soluble and can accumulate in the body to toxic levels.

India is the seventh largest country in the world by area, not the sixth. The six countries larger than India are: Russia (largest), Canada, China, United States, Brazil, and Australia. India covers approximately 3.287 million square kilometers. The statement is false.

Indira Point (formerly Pygmalion Point) in the Great Nicobar Islands is the southernmost point of India's territory. It is located at 6°45'N latitude. Kanyakumari is the southernmost point of mainland India, but the question asks for the southernmost part of India overall, which includes the island territories.

India is bounded by the Arabian Sea to the west, the Bay of Bengal to the east, and the Indian Ocean to the south. The Red Sea is located between Africa and Asia, far from India. India's maritime boundaries include these three major water bodies, with the Indian Ocean being the overall ocean that contains both the Arabian Sea and Bay of Bengal as marginal seas.

The Milky Way is the name of our galaxy, a barred spiral galaxy containing our Solar System. It is approximately 100,000-200,000 light-years in diameter and contains 100-400 billion stars. The name comes from its appearance as a dim band of light across the night sky when viewed from Earth.