Nutrition in Living Organisms Quiz

What is the primary source of energy for green plants?

• Mechanical energy

• Heat energy

• Sunlight

• Chemical energy from food

Why do organisms require food even when they are not active?

• To grow and reproduce

• To maintain energy levels

• To prevent energy loss

• To convert energy into heat

What happens to proteins when they are consumed by the body?

• They are used directly for energy

• They are converted into carbohydrates

• They are broken down into amino acids

• They are stored as fat

Which of the following is an example of an inorganic nutrient?

• Vitamins

• Carbohydrates

• Proteins

• Water

What deficiency disease is caused by a lack of vitamin D?

• Anemia

• Beriberi

• Rickets

• Scurvy