Iron is a vital mineral primarily required for the production of hemoglobin, a protein found in red blood cells. Hemoglobin's crucial role is to transport oxygen from the lungs to all tissues and organs throughout the body, enabling cellular respiration and energy production. Iron deficiency leads to anemia, impairing oxygen delivery. Iron is not directly involved in the primary production of bone or teeth, which primarily rely on calcium, phosphorus, and vitamin D for their structure and strength. Thyroxine is a hormone produced by the thyroid gland, and its synthesis requires iodine, not iron.
November 21, 2025 · Every Day Science, PPSC Assistant (BS-16) Various Departments Past Papers 2024, PPSC Past Paper 2024, PPSC Past Papers & Solved MCQs
Iron is an essential mineral which is needed for our body for the production of
Correct Answer:
A. Hemoglobin
Related MCQs
Portrait and Landscape are examples of ___ in MS Word.
A.
Margin
B.
Page Orientation
C.
Document
D.
Page Size
Correct answer is:
B. Page Orientation
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The twenty-third session of the Conference of the Parties (COP 23) took place from 6–17 November 2017 in:
A.
Kyoto, Japan
B.
Marrakech, Morocco
C.
Bonn, Germany
D.
Rome, Italy
Correct answer is:
C. Bonn, Germany
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Before 1901 NWFP is part of which province?
A.
Sindh
B.
Punjab
C.
Balochistan
D.
Kashmir
Correct answer is:
B. Punjab
Do you agree with this answer?
Ghazwa-e-Badr occurred in?
A.
2 Hijri
B.
3 Hijri
C.
4 Hijri
D.
5 Hijri
Correct answer is:
A. 2 Hijri
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Where is Big Ben clock located?
A.
London
B.
Prague
C.
Budapest
D.
Bombay
Correct answer is:
A. London
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Who became the Governor General of Pakistan in 1951?
A.
Sikandar Mirza
B.
Ghulam Muhammad
C.
Muhammad Ali Bogra
D.
Chaudhry Muhammad Ali
Correct answer is:
B. Ghulam Muhammad
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