Nutrition Basics — Set 3
Biology · पोषण की मूल बातें · Questions 21–30 of 50
Which vitamin deficiency leads to 'Scurvy', a disease characterized by bleeding gums?
Correct Answer: B. Vitamin C
Vitamin C is essential for the production of collagen, the glue that holds tissues together. Scurvy was historically common among sailors who lacked fresh fruits and vegetables on long voyages. Early symptoms include fatigue and spots on the skin.
What is the primary function of 'Glycogen' in the human body?
Correct Answer: A. Storing energy in the liver
Glycogen is a complex carbohydrate that serves as a short-term energy reserve in animals. It is stored mainly in the liver and skeletal muscles for quick access during activity. When blood sugar drops, the body breaks down glycogen into glucose.
Which nutrient is primarily responsible for the growth and repair of body tissues?
Correct Answer: A. Proteins
Proteins are broken down into amino acids, which are then used to build new cells and repair old ones. They are often called the 'building blocks of life'. Growing children and athletes require a higher protein intake.
Which vitamin is also known as 'Retinol'?
Correct Answer: A. Vitamin A
Retinol is the active form of Vitamin A found in animal sources like liver and eggs. It is crucial for maintaining clear vision and a healthy immune system. It also supports the health of the skin and mucous membranes.
The deficiency of which vitamin causes 'Rickets' in children and 'Osteomalacia' in adults?
Correct Answer: C. Vitamin D
Vitamin D helps the body absorb calcium, which is necessary for hardening the bones. Rickets leads to soft and weak bones that can bow or become deformed. Sunlight exposure and fortified milk are good sources of this vitamin.
Which mineral is necessary for the formation of 'Hemoglobin' in the blood?
Correct Answer: B. Iron
Iron is the central atom in the hemoglobin molecule that binds to oxygen. A lack of iron in the diet causes iron-deficiency anemia, leading to pallor and tiredness. Green leafy vegetables and red meat are excellent iron sources.
Which vitamin is found almost exclusively in animal-based foods?
Correct Answer: B. Vitamin B12
Vitamin B12 is produced by bacteria and is found naturally in meat, dairy, and eggs. It is vital for nerve function and the production of red blood cells. Vegetarians and vegans often need to take supplements or eat fortified foods.
What is the common name for Vitamin B1, whose deficiency causes 'Beriberi'?
Correct Answer: A. Thiamine
Thiamine is essential for the metabolism of carbohydrates into energy. Beriberi affects the nervous system and the heart, and was common in populations eating mainly polished rice. It is found in whole grains and pulses.
Which of the following nutrients is most likely to be found in 'Roughage'?
Correct Answer: C. Cellulose
Cellulose is a complex carbohydrate found in the cell walls of plants that humans cannot digest. It provides the bulk necessary for proper digestion and prevents intestinal issues. It is a key component of dietary fiber.
Which vitamin is also referred to as 'Tocopherol' and acts as a skin-protecting antioxidant?
Correct Answer: B. Vitamin E
Vitamin E protects cell membranes from damage caused by free radicals. it is widely used in skincare products due to its healing and moisturizing properties. It is found in vegetable oils, nuts, and seeds.