#1
Which vitamin is essential for the synthesis of collagen?
Vitamin C
ExplanationVitamin C is essential for collagen synthesis, crucial for skin, bones, and blood vessels.
#2
Which mineral is a component of hemoglobin in red blood cells?
Iron
ExplanationIron is a vital component of hemoglobin, crucial for oxygen transport in red blood cells.
#3
Which vitamin is synthesized in the skin upon exposure to sunlight?
Vitamin D
ExplanationVitamin D is synthesized in the skin with sunlight exposure, essential for bone health and immunity.
#4
Which mineral is crucial for nerve function and muscle contraction?
Potassium
ExplanationPotassium plays a vital role in nerve function and muscle contraction, maintaining electrolyte balance.
#5
Which mineral is important for bone health and nerve function?
Calcium
ExplanationCalcium is crucial for bone health, nerve transmission, and muscle function.
#6
Which vitamin is essential for blood clotting?
Vitamin K
ExplanationVitamin K is essential for blood clotting, ensuring proper wound healing and preventing excessive bleeding.
#7
Which vitamin is important for the absorption of calcium and phosphorus?
Vitamin D
ExplanationVitamin D facilitates the absorption of calcium and phosphorus, crucial for bone health.
#8
Which vitamin is an antioxidant and helps in immune function?
Vitamin C
ExplanationVitamin C acts as an antioxidant, supporting immune function and scavenging free radicals.
#9
Which mineral is necessary for the production of thyroid hormones?
Iodine
ExplanationIodine is necessary for thyroid hormone synthesis, regulating metabolism and growth.
#10
Which vitamin is crucial for vision and immune function?
Vitamin A
ExplanationVitamin A is essential for vision, immune function, and maintaining healthy skin and mucous membranes.
#11
Which mineral is a cofactor for various enzymatic reactions in the body?
Magnesium
ExplanationMagnesium acts as a cofactor for numerous enzymatic reactions, including energy production and DNA synthesis.
#12
Which mineral is a key component of thyroid hormones?
Iodine
ExplanationIodine is a key component of thyroid hormones, essential for regulating metabolism.