HUMAN NUTRITION

Detailed explanation-1: -Hemoglobin is needed to help carry oxygen to all parts of your body. That oxygen gives you energy to play, run, and do work.

Detailed explanation-2: -Oranges are low in calories and fat and high in fiber and water, which makes them a low energy density food.

Detailed explanation-3: -Foods rich in carbohydrates and fats are called energy yielding foods. They provide energy to sustain the involuntary processes essential for continuance of life, to carry out various professional, household and recreational activities and to convert food ingested into usable nutrients in the body.