Blood and Its Components 4 PYQs

• Which blood component initiates clotting by releasing factors that trigger coagulation when a blood vessel is injured?Delhi Police 2026 · 05 Jan 2026
• Which of the following component of blood stops bleeding?SSC MTS 2026 · 06 Feb 2026
• Which component of blood helps form a clot at the site of an injury and prevents excessive blood loss?DSSSB 2026 · 10 Oct 2026
• Which blood component mainly initiates the clotting process when a blood vessel is injured?DSSSB 2026 · 17 Oct 2026

RBC, Haemoglobin, Blood Groups and Blood Disorders 1 PYQs

• Which hormone is primarily responsible for regulating blood glucose levels in the human body, ensuring cells receive adequate energy while…Delhi Police 2026 · 04 Jan 2026

The Heart and the Cardiac Cycle 8 PYQs

• The dividing wall of the heart which differentiates the heart into left and right side is called _____.SSC MTS 2026 · 17 Feb 2026
• What technique uses ultrasonic waves to form images of the heart?SSC MTS 2026 · 09 Feb 2026
• Oxygen-rich blood from the lungs enters which of the following chamber of heart in humans?SSC MTS 2026 · 06 Feb 2026
• Cardiac output is 5 L/min (liters per minute), and the heart rate is 100 beats/min (beats per minute). What is the stroke volume?SSC CGL 2026 · 10 Oct 2026
• Why is the muscular wall of the left ventricle thicker than that of the right ventricle?DSSSB 2026 · 28 Sep 2026
• Which structure ensures the unidirectional flow of blood between the left atrium and left ventricle?DSSSB 2026 · 29 Sep 2026
• During vigorous exercise, which heart chamber is primarily is responsible for increasing oxygen delivery to leg muscles?DSSSB 2026 · 05 Oct 2026
• Which blood vessel carries oxygenated blood from the lungs to the left atrium of the human heart?DSSSB 2026 · 13 Oct 2026

Blood Vessels, Circulation, Blood Pressure and Lymph 6 PYQs

• How do veins ensure that blood flows in one direction in human body?SSC MTS 2026 · 17 Feb 2026
• Lymph carries digested and absorbed fat from ______ and drains excess fluid from extra cellular space back into the blood.SSC MTS 2026 · 11 Feb 2026
• What is the pressure of blood of human body inside the artery during ventricular systole called?SSC MTS 2026 · 05 Feb 2026
• Blood pressure of humans is measured with an instrument called _____.SSC MTS 2026 · 13 Feb 2026
• Which blood vessels in humans contain valves to prevent backflow of blood and ensure unidirectional circulation toward the heart?Delhi Police 2026 · 06 Jan 2026
• During physical exercise, a person’s pulse rate rises from 70 beats per minute to 110 beats per minute. By how many beats per minute does the pulse…SSC CGL 2026 · 01 Oct 2026

Kidneys, Nephron and Urine Formation 3 PYQs

• In human beings, excretory products in the form of soluble nitrogen compounds are removed by the _____ in the kidneysSSC MTS 2026 · 11 Feb 2026
• What are the filtration units in kidneys which filters the waste in the human body?SSC MTS 2026 · 12 Feb 2026
• Where is urine stored before it is released from the human body?SSC MTS 2026 · 10 Feb 2026