Human Health & Nutrition — Part 4: 40 MCQs with Explanations
40 exam-level human health & nutrition MCQs with answers and explanations for PPSC, FPSC, NTS preparation.
40
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60
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Exam-Level PPSC FPSC NTS CSS
Last updated: Oct 13, 2026
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Q1 of 40
Guava has the maximum amount of which Vitamin?
Correct Answer: Option C — vitamin C
Detailed Academic Explanation:
vitamin C is the correct answer to “Guava has the maximum amount of which Vitamin”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q2 of 40
Trypsin is an enzyme which digests protein produced by_____________?
Correct Answer: Option A — Stomach
Detailed Academic Explanation:
Trypsin is an enzyme which digests protein produced by Stomach .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q3 of 40
Liver uses which vitamin for creating new Red Blood cells?
Correct Answer: Option C — B12
Detailed Academic Explanation:
B12 is the correct answer to “Liver uses which vitamin for creating new Red Blood cells”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q4 of 40
The only living cells in the body without blood supply is___________?
Correct Answer: Option B — Cornea
Detailed Academic Explanation:
The only living cells in the body without blood supply is Cornea .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q5 of 40
The hormone that increases the rate of heart beat and blood pressure after shock in a person is___________?
Correct Answer: Option D — Adrenalin
Detailed Academic Explanation:
The hormone that increases the rate of heart beat and blood pressure after shock in a person is Adrenalin .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q6 of 40
The disease “Itai Itai “is caused by____________?
Correct Answer: Option A — Cadmium
Detailed Academic Explanation:
The disease “Itai Itai “is caused by Cadmium .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q7 of 40
Which bone in human body is not directly attached to other bones?
Correct Answer: Option B — Hyoid
Detailed Academic Explanation:
Hyoid is the correct answer to “Which bone in human body is not directly attached to other bones”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q8 of 40
Where is the uvula located in human body?
Correct Answer: Option C — Throat
Detailed Academic Explanation:
Throat is the correct answer to “Where is the uvula located in human body”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q9 of 40
How many blood vessels can be found in the Umbilical Cord?
Correct Answer: Option C — Three
Detailed Academic Explanation:
Three is the correct answer to “How many blood vessels can be found in the Umbilical Cord”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q10 of 40
Which of the following vitamin is known as Niacin?
Correct Answer: Option A — vitamin B-3
Detailed Academic Explanation:
vitamin B-3 is the correct answer to “Which of the following vitamin is known as Niacin”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q11 of 40
The deficiency of vitamin K causes ________?
Correct Answer: Option D — Blood clotting disorder
Detailed Academic Explanation:
The deficiency of vitamin K causes Blood clotting disorder .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q12 of 40
The deficiency of vitamin E causes _______?
Correct Answer: Option D — Sterility
Detailed Academic Explanation:
The deficiency of vitamin E causes Sterility .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q13 of 40
Which of the following slows down the formation of RBCs (Red Blood Cells)?
Correct Answer: Option C — Vitamin E
Detailed Academic Explanation:
Vitamin E is the correct answer to “Which of the following slows down the formation of RBCs (Red Blood Cells)”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q14 of 40
Dead red blood corpuscles are stored in____________?
Correct Answer: Option D — Spleen
Detailed Academic Explanation:
Dead red blood corpuscles are stored in Spleen .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q15 of 40
What is the body’s natural or acquired ability to resist certain diseases?
Correct Answer: Option B — Immunity
Detailed Academic Explanation:
Immunity is the correct answer to “What is the body’s natural or acquired ability to resist certain diseases”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q16 of 40
People with what blood type can give blood to anyone and are thus called universal donors?
Correct Answer: Option D — O-
Detailed Academic Explanation:
O- is the correct answer to “People with what blood type can give blood to anyone and are thus called universal donors”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q17 of 40
The average human body contains how many pints of blood?
Correct Answer: Option C — 9 to 12 pints
Detailed Academic Explanation:
9 to 12 pints is the correct answer to “The average human body contains how many pints of blood”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q18 of 40
What is the medical term for low blood sugar?
Correct Answer: Option A — Hypoglycemia
Detailed Academic Explanation:
Hypoglycemia is the correct answer to “What is the medical term for low blood sugar”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q19 of 40
The protein content in wheat is approximately?
Correct Answer: Option D — 13%
Detailed Academic Explanation:
13% is the correct answer to “The protein content in wheat is approximately”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q20 of 40
What happens to a person who receives the wrong type of blood?
Correct Answer: Option D — The RBCs agglutinate
Detailed Academic Explanation:
The RBCs agglutinate is the correct answer to “What happens to a person who receives the wrong type of blood”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q21 of 40
Insufficient blood supply in human body is referred as___________?
Correct Answer: Option A — Ischemia
Detailed Academic Explanation:
Insufficient blood supply in human body is referred as Ischemia .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q22 of 40
Cell or Tissue death within a living body is called as__________?
Correct Answer: Option C — Necrosis
Detailed Academic Explanation:
Cell or Tissue death within a living body is called as Necrosis .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q23 of 40
The metal, which is a constituent of vitamin B12 is____________?
Correct Answer: Option B — Cobalt
Detailed Academic Explanation:
The metal, which is a constituent of vitamin B12 is Cobalt .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q24 of 40
The post-mortem examination of a body is called __________?
Correct Answer: Option C — autopsy
Detailed Academic Explanation:
The post-mortem examination of a body is called autopsy .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q25 of 40
The average kinetic energy of the molecules of a body determines?
Correct Answer: Option B — temperature
Detailed Academic Explanation:
temperature is the correct answer to “The average kinetic energy of the molecules of a body determines”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q26 of 40
Which of the following is not a waterborne disease?
Correct Answer: Option D — Influenza
Detailed Academic Explanation:
Influenza is the correct answer to “Which of the following is not a waterborne disease”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q27 of 40
On which disease did Robert Koch work?
Correct Answer: Option A — Tuberculosis
Detailed Academic Explanation:
Tuberculosis is the correct answer to “On which disease did Robert Koch work”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q28 of 40
Which of the following is affected by rickets in the human body?
Correct Answer: Option B — Bones
Detailed Academic Explanation:
Bones is the correct answer to “Which of the following is affected by rickets in the human body”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q29 of 40
In the treatment of which disease is dialysis used?
Correct Answer: Option D — Kidney failure
Detailed Academic Explanation:
Kidney failure is the correct answer to “In the treatment of which disease is dialysis used”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q30 of 40
Which vitamin is available to the human body through sun bathing?
Correct Answer: Option C — Vitamin D
Detailed Academic Explanation:
Vitamin D is the correct answer to “Which vitamin is available to the human body through sun bathing”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q31 of 40
Which is the hardest substance in the human body?
Correct Answer: Option C — Tooth enamel
Detailed Academic Explanation:
Tooth enamel is the correct answer to “Which is the hardest substance in the human body”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q32 of 40
Who first discovered how blood circulates in the human body?
Correct Answer: Option B — William Harvey
Detailed Academic Explanation:
William Harvey is the correct answer to “Who first discovered how blood circulates in the human body”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q33 of 40
Which of the following in the human body is affected by leukemia?
Correct Answer: Option A — Blood
Detailed Academic Explanation:
Blood is the correct answer to “Which of the following in the human body is affected by leukemia”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q34 of 40
Which blood group is universal receiver?
Correct Answer: Option D — Group AB
Detailed Academic Explanation:
Group AB is the correct answer to “Which blood group is universal receiver”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q35 of 40
The muscles, tissues and blood all are made up of____________?
Correct Answer: Option B — Proteins
Detailed Academic Explanation:
The muscles, tissues and blood all are made up of Proteins .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q36 of 40
The human blood is divided into__________ groups?
Correct Answer: Option B — Four groups
Detailed Academic Explanation:
The human blood is divided into Four groups groups.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q37 of 40
What amount of fats give energy of 9.3 K Calories?
Correct Answer: Option C — 1.0 gram
Detailed Academic Explanation:
1.0 gram is the correct answer to “What amount of fats give energy of 9.3 K Calories”. Items of this type are drawn from the Human Health & Nutrition — Part 4 syllabus of Pakistani competitive exams, where the fact is tested verbatim.
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q38 of 40
A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to____________?
Correct Answer: Option B — To keep the centre of gravity always vertically above the rope
Detailed Academic Explanation:
A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to To keep the centre of gravity always vertically above the rope .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q39 of 40
In blood, the percentage of water is___________?
Correct Answer: Option B — 90%
Detailed Academic Explanation:
In blood, the percentage of water is 90% .
💡 Key Conceptual Anchor:
Human Health & Nutrition
Q40 of 40
Vitamin B is found in__________?
Correct Answer: Option C — Seeds
Detailed Academic Explanation:
Vitamin B is found in Seeds .
💡 Key Conceptual Anchor:
Human Health & Nutrition
💡 How to Use These MCQs
Self-Assessment: Test your current knowledge level before studying.
Learning Aid: Read explanations carefully to understand concepts, not just memorize answers.
Revision Tool: Review these questions periodically before exams.
Time Management: Practice answering within time limits to improve speed.