Strengthen your grasp on Nutrition MCQs with topics like modes of nutrition, human digestive system, and essential nutrients. These Chapter 12 quizzes are tailored for 11th Class Biology students to prepare for exams effectively.
Which of the following nutrients is the primary source of energy for the body?
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
Which vitamin is essential for maintaining healthy vision and promoting good eyesight?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin E
The process by which complex food substances are broken down into simpler forms that can be absorbed and utilized by the body is called .
a) Absorption
b) Digestion
c) Assimilation
d) Metabolism
Which mineral is important for maintaining strong bones and teeth?
a) Iron
b) Calcium
c) Magnesium
d) Potassium
Which of the following is a water-soluble vitamin that plays a key role in collagen synthesis and helps boost the immune system?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
Which nutrient is an essential component of enzymes and hormones, and is involved in various metabolic processes in the body?
a) Carbohydrates
b) Proteins
c) Fats
d) Minerals
Which of the following is a good dietary source of Omega-3 fatty acids?
a) Olive oil
b) Sunflower oil
c) Fish
d) Butter
The condition caused by a deficiency of Vitamin C in the diet is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which nutrient is the building block of body tissues, enzymes, and antibodies?
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
The process of breaking down glucose into energy in the presence of oxygen is called
a) Fermentation
b) Respiration
c) Photosynthesis
d) Absorption
Which of the following vitamins is essential for blood clotting?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
The condition caused by a deficiency of iron in the diet, resulting in reduced hemoglobin levels, is known as .
a) Anemia
b) Rickets
c) Scurvy
d) Goiter
Which of the following nutrients is a source of long-term energy storage in the body?
a) Carbohydrates
b) Proteins
c) Fats
d) Minerals
The process by which nutrients are taken up and transported from the digestive system to the bloodstream is called .
a) Absorption
b) Digestion
c) Assimilation
d) Metabolism
Which vitamin is essential for proper blood clotting and is often given to newborns to prevent hemorrhagic disease?
a) Vitamin A
b) Vitamin C
c) Vitamin K
d) Vitamin E
Which of the following minerals is important for nerve function, muscle contraction, and maintaining fluid balance in the body?
a) Iron
b) Calcium
c) Sodium
d) Potassium
The condition caused by a deficiency of Vitamin D in the diet, resulting in weak and brittle bones, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which of the following nutrients is the main source of energy for the brain and nervous system?
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
The process of converting sunlight into glucose and oxygen in plants is called
a) Respiration
b) Transpiration
c) Photosynthesis
d) Absorption
Which vitamin is essential for healthy skin, vision, and immune function?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin E
The condition caused by a deficiency of Vitamin B1 (Thiamine) in the diet, leading to nerve and heart problems, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which of the following vitamins is essential for calcium absorption and bone health?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
The condition caused by a deficiency of Vitamin B3 (Niacin) in the diet, resulting in skin
and digestive problems, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which nutrient is essential for the formation of hormones, cell membranes, and the absorption of fat-soluble vitamins?
a) Carbohydrates
b) Proteins
c) Fats
d) Minerals
The process by which waste products are eliminated from the body through the digestive system is called .
a) Absorption
b) Digestion
c) Excretion
d) Metabolism
Which vitamin is essential for proper immune function and is found abundantly in citrus fruits?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin E
The condition caused by a deficiency of Vitamin B2 (Riboflavin) in the diet, leading to skin and eye problems, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which of the following minerals is essential for the production of red blood cells and oxygen transport in the body?
a) Iron
b) Calcium
c) Sodium
d) Potassium
The process of breaking down food into simpler forms by mechanical and chemical means in the digestive system is called .
a) Absorption
b) Digestion
c) Assimilation
d) Metabolism
Which of the following vitamins is essential for blood clotting and bone health?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
The condition caused by a deficiency of iodine in the diet, resulting in an enlarged thyroid gland, is known as .
a) Scurvy
b) Rickets
c) Goiter
d) Pellagra
Which nutrient is the body’s primary source of energy during periods of fasting and
starvation?
a) Carbohydrates
b) Proteins
c) Fats
d) Minerals
The process of converting food into energy through chemical reactions in the body is called .
a) Absorption
b) Digestion
c) Assimilation
d) Metabolism
Which of the following vitamins is essential for healthy skin, vision, and immune function?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin E
The condition caused by a deficiency of Vitamin B9 (Folate) in the diet, leading to anemia and birth defects, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Neural tube defects
Which of the following minerals is important for nerve function, muscle contraction, and maintaining fluid balance in the body?
a) Iron
b) Calcium
c) Sodium
d) Potassium
The condition caused by a deficiency of Vitamin B12 in the diet, leading to anemia and
neurological problems, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pernicious anemia
Which of the following nutrients is important for the repair and growth of body tissues?
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
The process by which the end products of digestion are absorbed and transported to body cells is called .
a) Absorption
b) Digestion
c) Assimilation
d) Metabolism
Which vitamin is essential for calcium absorption, immune function, and bone health?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
The condition caused by a deficiency of Vitamin B6 (Pyridoxine) in the diet, leading to skin and nerve problems, is known as _ .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which of the following minerals is important for bone and teeth health, nerve function, and muscle contraction?
a) Iron
b) Calcium
c) Sodium
d) Potassium
The condition caused by a deficiency of Vitamin E in the diet, leading to nerve and muscle problems, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Vitamin E deficiency
Which nutrient is essential for the proper functioning of enzymes and maintaining acid- base balance in the body?
a) Carbohydrates
b) Proteins
c) Fats
d) Minerals
The process by which nutrients are broken down and converted into usable forms in the cells is called .
a) Absorption
b) Digestion
c) Assimilation
d) Metabolism
Which vitamin is essential for blood clotting and is found abundantly in leafy green vegetables?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
The condition caused by a deficiency of Vitamin C in the diet, leading to weakened immunity and scurvy, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which of the following minerals is important for oxygen transport in the body and is a key component of hemoglobin?
a) Iron
b) Calcium
c) Sodium
d) Potassium
The condition caused by a deficiency of Vitamin B12 (Cobalamin) in the diet, leading to anemia and nerve problems, is known as
a) Scurvy
b) Rickets
c) Beriberi
d) Pernicious anemia
Which nutrient is the body’s secondary source of energy and is important for insulation
and protection of organs?
a) Carbohydrates
b) Proteins
c) Fats
d) Minerals
The process by which nutrients are transported from the bloodstream to body cells and tissues is called .
a) Absorption
b) Digestion
c) Assimilation
d) Metabolism
Which vitamin is essential for proper calcium metabolism and is synthesized by the skin in the presence of sunlight?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin K
The condition caused by a deficiency of Vitamin B3 (Niacin) in the diet, leading to skin
and digestive problems, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which of the following minerals is important for nerve function, muscle contraction, and maintaining fluid balance in the body?
a) Iron
b) Calcium
c) Sodium
d) Potassium
The condition caused by a deficiency of Vitamin B1 (Thiamine) in the diet, leading to nerve and heart problems, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which nutrient is essential for the formation of hormones, cell membranes, and the absorption of fat-soluble vitamins?
a) Carbohydrates
b) Proteins
c) Fats
d) Minerals
The process by which waste products are eliminated from the body through the urinary system is called .
a) Absorption
b) Digestion
c) Excretion
d) Metabolism
Which vitamin is essential for collagen synthesis, wound healing, and healthy gums?
a) Vitamin A
b) Vitamin C
c) Vitamin D
d) Vitamin E
The condition caused by a deficiency of Vitamin D in the diet, resulting in weak and brittle bones, is known as .
a) Scurvy
b) Rickets
c) Beriberi
d) Pellagra
Which of the following minerals is essential for nerve function, muscle contraction, and maintaining fluid balance in the body?
a) Iron
b) Calcium
c) Sodium
d) Potassium
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