NURSING ANM AND GNM

NURSING EXAM QUESTIONS

NUTRITION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In plants, which ions are used to make amino acids?
A
magnesium
B
nitrates
C
phosphates
D
potassium
Explanation: 

Detailed explanation-1: -All plants absorb nitrogen as NO3 (nitrate ion) from the soil. These are then converted to ammonium ions to combine into amino acids and eventually convert into proteins.

Detailed explanation-2: -Plants use nitrates as a supply of nitrogen, which is needed to make proteins for healthy growth. Plants absorb nitrates in water through their roots. Nitrates are present in high levels in plant fertilisers. Without nitrates, the amount of chlorophyll in leaves reduces.

Detailed explanation-3: -Plants use nitrates to make amino acids and proteins; these are then transferred to animals in the food chain .

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