Free MCQ Practice Library

Free MCQs with Answers | Military Brat Defence Academy

Q: The pacemaker of heart is?

Correct Answer: B. SA node. SA node is the natural pacemaker.

Q: The master endocrine gland is?

Correct Answer: B. Pituitary. Pituitary controls many endocrine glands.

Q: The longest bone in the body is?

Correct Answer: B. Femur. Femur is the longest bone.

Q: The bone of upper arm is?

Correct Answer: B. Humerus. Humerus is the upper arm bone.

Q: Normal adult body temperature is approximately?

Correct Answer: B. 37°C. Normal temperature is about 37°C.

Q: Exchange of gases in lungs occurs in?

Correct Answer: C. Alveoli. Alveoli are the sites of gas exchange.

Q: Insulin is secreted by?

Correct Answer: C. Pancreas. Beta cells of pancreas secrete insulin.

Q: The largest gland in the human body is?

Correct Answer: B. Liver. Liver is the largest gland.

Q: Hemoglobin is present in?

Correct Answer: A. RBC. Hemoglobin is found in red blood cells.

Q: Which blood cells mainly fight infection?

Correct Answer: B. WBC. White blood cells fight infection.

Practice exam-wise, class-wise and subject-wise MCQs with instant answers, explanations, SEO-friendly question pages and shareable result image cards.

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QID #12468 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Medium

The pacemaker of heart is?

Correct Answer: B. SA node
SA node is the natural pacemaker.

Question: The pacemaker of heart is?

A. AV node

B. SA node

C. Bundle of His

D. Purkinje fibres

Correct Answer: B. SA nodeExplanation: SA node is the natural pacemaker.

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QID #12467 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Medium

The master endocrine gland is?

Correct Answer: B. Pituitary
Pituitary controls many endocrine glands.

Question: The master endocrine gland is?

A. Thyroid

B. Pituitary

C. Adrenal

D. Pancreas

Correct Answer: B. PituitaryExplanation: Pituitary controls many endocrine glands.

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QID #12466 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Medium

The longest bone in the body is?

Correct Answer: B. Femur
Femur is the longest bone.

Question: The longest bone in the body is?

A. Humerus

B. Femur

C. Tibia

D. Fibula

Correct Answer: B. FemurExplanation: Femur is the longest bone.

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QID #12465 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Medium

The bone of upper arm is?

Correct Answer: B. Humerus
Humerus is the upper arm bone.

Question: The bone of upper arm is?

A. Femur

B. Humerus

C. Tibia

D. Radius

Correct Answer: B. HumerusExplanation: Humerus is the upper arm bone.

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QID #12464 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Medium

Normal adult body temperature is approximately?

Correct Answer: B. 37°C
Normal temperature is about 37°C.

Question: Normal adult body temperature is approximately?

A. 35°C

B. 37°C

C. 40°C

D. 42°C

Correct Answer: B. 37°CExplanation: Normal temperature is about 37°C.

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QID #12463 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

Exchange of gases in lungs occurs in?

Correct Answer: C. Alveoli
Alveoli are the sites of gas exchange.

Question: Exchange of gases in lungs occurs in?

A. Bronchi

B. Trachea

C. Alveoli

D. Pleura

Correct Answer: C. AlveoliExplanation: Alveoli are the sites of gas exchange.

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QID #12462 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

Insulin is secreted by?

Correct Answer: C. Pancreas
Beta cells of pancreas secrete insulin.

Question: Insulin is secreted by?

A. Kidney

B. Liver

C. Pancreas

D. Spleen

Correct Answer: C. PancreasExplanation: Beta cells of pancreas secrete insulin.

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QID #12461 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

The largest gland in the human body is?

Correct Answer: B. Liver
Liver is the largest gland.

Question: The largest gland in the human body is?

A. Pancreas

B. Liver

C. Thyroid

D. Pituitary

Correct Answer: B. LiverExplanation: Liver is the largest gland.

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QID #12460 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

Hemoglobin is present in?

Correct Answer: A. RBC
Hemoglobin is found in red blood cells.

Question: Hemoglobin is present in?

A. RBC

B. WBC

C. Platelets

D. Lymph

Correct Answer: A. RBCExplanation: Hemoglobin is found in red blood cells.

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QID #12459 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

Which blood cells mainly fight infection?

Correct Answer: B. WBC
White blood cells fight infection.

Question: Which blood cells mainly fight infection?

A. RBC

B. WBC

C. Platelets

D. Plasma

Correct Answer: B. WBCExplanation: White blood cells fight infection.

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QID #12458 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

The normal adult heart has how many chambers?

Correct Answer: C. 4
The human heart has four chambers.

Question: The normal adult heart has how many chambers?

A. 2

B. 3

C. 4

D. 5

Correct Answer: C. 4Explanation: The human heart has four chambers.

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QID #12457 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

The functional unit of kidney is?

Correct Answer: B. Nephron
Nephron is the functional filtration unit of kidney.

Question: The functional unit of kidney is?

A. Neuron

B. Nephron

C. Alveolus

D. Osteon

Correct Answer: B. NephronExplanation: Nephron is the functional filtration unit of kidney.

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QID #12456 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

The oxygen carrying component of blood is?

Correct Answer: B. Hemoglobin
Hemoglobin transports oxygen.

Question: The oxygen carrying component of blood is?

A. Platelet

B. Hemoglobin

C. Albumin

D. Fibrinogen

Correct Answer: B. HemoglobinExplanation: Hemoglobin transports oxygen.

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QID #12455 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

The first milk after delivery is called?

Correct Answer: A. Colostrum
Colostrum is the first breast milk.

Question: The first milk after delivery is called?

A. Colostrum

B. Formula milk

C. Serum

D. Mucus

Correct Answer: A. ColostrumExplanation: Colostrum is the first breast milk.

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QID #12454 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

The placenta connects fetus to mother through?

Correct Answer: B. Umbilical cord
Umbilical cord connects fetus and placenta.

Question: The placenta connects fetus to mother through?

A. Ureter

B. Umbilical cord

C. Fallopian tube

D. Cervix

Correct Answer: B. Umbilical cordExplanation: Umbilical cord connects fetus and placenta.

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QID #12453 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

Simple interest on Rs. 1000 at 10% per annum for 2 years is?

Correct Answer: C. Rs. 200
SI = PRT/100 = 1000×10×2/100 = Rs. 200.

Question: Simple interest on Rs. 1000 at 10% per annum for 2 years is?

A. Rs. 100

B. Rs. 150

C. Rs. 200

D. Rs. 250

Correct Answer: C. Rs. 200Explanation: SI = PRT/100 = 1000×10×2/100 = Rs. 200.

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QID #12452 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

Ratio 2:3 converted into percentage of first part out of total is?

Correct Answer: C. 40%
First part = 2/(2+3) × 100 = 40%.

Question: Ratio 2:3 converted into percentage of first part out of total is?

A. 20%

B. 30%

C. 40%

D. 50%

Correct Answer: C. 40%Explanation: First part = 2/(2+3) × 100 = 40%.

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QID #12451 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

A train covers 120 km in 2 hours. Its speed is?

Correct Answer: C. 60 km/h
Speed = distance/time = 120/2 = 60 km/h.

Question: A train covers 120 km in 2 hours. Its speed is?

A. 40 km/h

B. 50 km/h

C. 60 km/h

D. 80 km/h

Correct Answer: C. 60 km/hExplanation: Speed = distance/time = 120/2 = 60 km/h.

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QID #12450 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

The average of 10, 20 and 30 is?

Correct Answer: B. 20
Average = total/number = 60/3 = 20.

Question: The average of 10, 20 and 30 is?

A. 10

B. 20

C. 30

D. 60

Correct Answer: B. 20Explanation: Average = total/number = 60/3 = 20.

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QID #12449 BSF SI Nursing Officer Mock Test Series & PYQs BSF SI Nursing Officer Full Mock Test 9 Easy

If 25% of a number is 50, the number is?

Correct Answer: C. 200
25% means one-fourth; number = 50 × 4 = 200.

Question: If 25% of a number is 50, the number is?

A. 100

B. 150

C. 200

D. 250

Correct Answer: C. 200Explanation: 25% means one-fourth; number = 50 × 4 = 200.

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Free MCQs with Answers and Explanations

This MCQ library is created for MNS, Nursing Officer, English, GK, MBA and competitive exam students. Every question has option-wise content, instant checking, a dedicated SEO view page and social share support.

Free MCQs with Answers | Military Brat Defence Academy

The pacemaker of heart is?

The master endocrine gland is?

The longest bone in the body is?

The bone of upper arm is?

Normal adult body temperature is approximately?

Exchange of gases in lungs occurs in?

Insulin is secreted by?

The largest gland in the human body is?

Hemoglobin is present in?

Which blood cells mainly fight infection?

The normal adult heart has how many chambers?

The functional unit of kidney is?

The oxygen carrying component of blood is?

The first milk after delivery is called?

The placenta connects fetus to mother through?

Simple interest on Rs. 1000 at 10% per annum for 2 years is?

Ratio 2:3 converted into percentage of first part out of total is?

A train covers 120 km in 2 hours. Its speed is?

The average of 10, 20 and 30 is?

If 25% of a number is 50, the number is?

Free MCQs with Answers and Explanations

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