All Free Health and Physical Education MCQs with Answers

• A. 0.1 Second
• B. 0.4 second
• C. 0.3 Second
• D. 0.8 second

Explanation: A normal cardiac cycle takes about 0.8 second when the heart rate is approximately 75 beats per minute.

• A. Enzyme
• B. Mucin
• C. Harmone
• D. HCL

Explanation: Goblet cells secrete mucin, which combines with water to form mucus that lubricates and protects epithelial surfaces.

• A. Zygmatic bone
• B. Skull
• C. Chest
• D. Palm

Explanation: The sternum, or breastbone, is the flat bone at the front of the chest. It connects with the ribs and helps protect the heart and lungs.

• A. Throwers
• B. Sprinters
• C. Weight lifter
• D. Marathon runners

Explanation: ST means slow-twitch fibres, which contract economically and resist fatigue for prolonged activity.

• A. Two Lobe
• B. One Lobe
• C. Three Lobe
• D. Foure Lobe

Explanation: The left lung has two lobes, superior and inferior, because the heart occupies space on the left side of the chest.

• A. Pancreas
• B. Gallblader
• C. Mucles
• D. Liver

Explanation: Muscle cells keep a small immediately usable supply of ATP for contraction, although most cellular energy is continuously regenerated from…

• A. Bicusped valve
• B. Both Bicusped & Tricusped Valve
• C. Mitral Valve
• D. Tricusped valve

Explanation: The tricuspid valve lies between the right atrium and right ventricle and prevents backward blood flow during ventricular contraction.

• A. Liver
• B. Heart
• C. Pancrease
• D. None of these

Explanation: The liver is the largest gland in the human body and performs functions including bile production, detoxification, and nutrient…

• A. Oxygen
• B. Hydrogen
• C. Nitrogen
• D. Carbon Dioxide

Explanation: In the lungs, blood is oxygenated as it gains oxygen and releases carbon dioxide.

• A. Ionic Bonds
• B. Hydrogen Bonds
• C. Peptic Bonds
• D. Glycside Bonds

Explanation: Amino acids join through peptide bonds, formed between the amino group of one amino acid and the carboxyl group of another.

• A. Mucles
• B. Ligaments
• C. Tendons
• D. Bones

Explanation: Bones store about 99% of the body's calcium, releasing it into the blood when needed for nerve, muscle, and clotting functions.

• A. Eye
• B. Ear
• C. Nose
• D. Mouth

Explanation: An ophthalmoscope is an instrument used to examine the inside of the eye, especially the retina and optic disc.

• A. `110/10`
• B. `120/80`
• C. `120/70`
• D. `140/60`

Explanation: 120/80 mmHg is the traditional textbook reference for normal adult blood pressure, with 120 representing systolic pressure and 80…

• A. Two Bronchi
• B. Two Alveoli
• C. Four Alvolie
• D. Three Bronchi

Explanation: The right main bronchus divides into three lobar bronchi because the right lung has three lobes.

• A. Eccentric
• B. Isometric
• C. concentric
• D. Isokinetic

Explanation: During an eccentric contraction, a muscle produces tension while lengthening, such as the quadriceps controlling the lowering phase of a…

• A. Long jump
• B. marathon
• C. 400 m
• D. non of these

Explanation: Marathon runners are most affected by high altitude because reduced oxygen availability must be sustained over a prolonged endurance…

• A. Arm
• B. Fingers
• C. Wrist
• D. Back

Explanation: Wrist action, supported by forearm rotation and the larger arm muscles, contributes strongly to racket-head speed and shuttle force.

• A. 1
• B. 2
• C. 3
• D. 4

Explanation: Respiration is commonly divided into external respiration, the exchange between the lungs and blood, and internal respiration, the…

• A. 2m
• B. 5m
• C. 6m
• D. 9m

Explanation: The small intestine is approximately 6 metres long in an adult, although its measured length varies slightly.

• A. Spleen
• B. Gall bladder
• C. Pancreas
• D. Appendix

Explanation: Insulin is produced by the beta cells of the islets of Langerhans in the pancreas.