List four factors that influence a persons energy requirements - Junior Cycle Home Economics - Question 1 - 2009
Question 1
List four factors that influence a persons energy requirements.
(i)
(ii)
(iii)
(iv)
Worked Solution & Example Answer:List four factors that influence a persons energy requirements - Junior Cycle Home Economics - Question 1 - 2009
Step 1
(i) age, gender
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Answer
A person's energy requirements can be influenced by their age and gender. For example, younger individuals typically require more energy due to their growth and development, whereas energy needs may decrease with age. Gender also plays a role, as men generally have a higher metabolic rate and energy requirements compared to women.
Step 2
(ii) activity, size
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Answer
The level of physical activity greatly influences energy requirements. Active individuals need more energy to sustain their daily activities and exercise. Additionally, body size affects energy needs, as larger individuals tend to have higher energy requirements due to greater muscle mass and overall body maintenance.
Step 3
(iii) climate, occupation
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Answer
Climate can impact energy needs, as individuals in colder environments might burn more calories to maintain body temperature. Similarly, a person's occupation can influence energy expenditure; physically demanding jobs require more energy than sedentary jobs.
Step 4
(iv) pregnancy
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Answer
Pregnancy significantly increases a woman's energy needs because the body requires extra calories to support the developing fetus and the physiological changes occurring during this period.
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