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Indicate whether the following statements are true or false by placing a tick (✓) in the appropriate box in each case - Leaving Cert Biology - Question 5 - 2022
Question 5
Indicate whether the following statements are true or false by placing a tick (✓) in the appropriate box in each case. (a) Copper (Cu) is one of the common elements... show full transcript
Worked Solution & Example Answer:Indicate whether the following statements are true or false by placing a tick (✓) in the appropriate box in each case - Leaving Cert Biology - Question 5 - 2022
Step 1
(a) Copper (Cu) is one of the common elements present in food.
Answer
This statement is True. Copper is an essential trace element that is found in various foods. It plays a crucial role in the formation of red blood cells, absorption of iron, and maintaining the immune system. Common food sources include shellfish, nuts, and whole grains.
Step 2
(f) Ethene is used to ripen fruit.
Answer
This statement is True. Ethene, a simple hydrocarbon gas, acts as a plant hormone that promotes the ripening process in fruits. It regulates various physiological processes and is commonly used in agricultural practices to control the timing of fruit ripening.