Enumerate three biological functions of water - Leaving Cert Home Economics - Question 3 - 2015
Question 3
Enumerate three biological functions of water.
(i)
(ii)
(iii)
Worked Solution & Example Answer:Enumerate three biological functions of water - Leaving Cert Home Economics - Question 3 - 2015
Step 1
(i) transporting nutrients, oxygen, enzymes and hormones around the body.
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Answer
Water acts as a solvent, facilitating the movement of essential nutrients, oxygen, and hormones throughout the body. It ensures that these substances are delivered to cells and organs efficiently.
Step 2
(ii) removal of waste products from the body, e.g. from the kidneys.
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Water plays a crucial role in waste removal through urine production. It aids the kidneys in filtering waste products from the bloodstream, thus supporting homeostasis.
Step 3
(iii) contains the minerals calcium and fluoride; controls body temperature through perspiration; significant in the hydrolysis of nutrients during digestion; essential element of all body fluids and tissues.
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Answer
Water is vital for maintaining body temperature by enabling perspiration. It also contains minerals that are essential for various physiological functions, contributes to the digestion process by hydrolyzing nutrients, and constitutes a significant part of body fluids and tissues.
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