Practice Blood Circulatory System RRB PYQ questions from Railway examinations, including RRB NTPC PYQ, RRB Group D PYQ, RRB JE PYQ, RRB ALP PYQ and RRB Technician PYQ. This topic-wise Biology question set covers important concepts related to blood, the human circulatory system, heart, blood vessels and the transportation of substances in the human body.
The questions cover important areas such as components of blood, red blood cells, white blood cells, platelets, plasma, blood groups, the structure and functions of the heart, arteries, veins, capillaries, circulation of blood and pulse. These concepts are important for General Science and Biology preparation for Railway examinations.
Whether you are preparing for RRB NTPC Blood Circulatory System PYQ, RRB Group D Blood Circulatory System PYQ, RRB JE Blood Circulatory System PYQ, RRB ALP Blood Circulatory System PYQ, or RRB Technician Blood Circulatory System PYQ, practice these previous year questions regularly to strengthen your Biology preparation.
Start practicing Blood Circulatory System RRB PYQs with answers and explanations and strengthen your Railway Biology preparation.
11
Which of the following carries food, carbon dioxide and nitrogenous waste in dissolved form?
Plasma is the liquid matrix of blood. It contains water, proteins and dissolved substances and transports nutrients, hormones, carbon dioxide and nitrogenous wastes.
Blood transports gases, hormones and wastes. Starch synthesis is not a function of human blood.
16
What is the main function of leukocytes in the human body?
RRB RPF Constable
05/03/2025 (Shift-I)
2025
✓ Answer:AInitiate immune response
White blood cells, also called leukocytes, defend the body against pathogens and participate in immune responses.
17
Blood brings in carbon dioxide from the rest of the body to be released in _____.
RRB ALP (Stage-I)
26/11/2024 (Shift-III)
2024
✓ Answer:DAlveoli
Carbon dioxide diffuses from pulmonary capillary blood into the alveoli and is then exhaled.
18
Some functions of lymph are given below. Select the option with the correct functions. (A) Carries digested and absorbed fat from intestine. (B) Carries CO₂ to lungs. (C) Carries RBCs to the lymph nodes. (D) Drains excess fluid from extracellular space back into blood.
RRB Group-D
30/08/2022 (Shift-I)
2022
✓ Answer:AA and D
Lymphatic vessels transport absorbed intestinal fats and return excess tissue fluid to the bloodstream.
19
Which of the following events takes place during diastole in the human heart?
RRB Group-D
18/08/2022 (Shift-II)
2022
✓ Answer:DBlood enters the ventricle
During ventricular diastole, the ventricles relax and fill with blood from the atria.
20
Ravi injured his knee while playing and it was bleeding. After some time, he noticed that the bleeding had stopped and a dark red clot had plugged the wound. Which type of cells help in blood clotting?
RRB Group-D
28/09/2022 (Shift-II)
2022
✓ Answer:APlatelets
Platelets adhere to damaged vessels, form a platelet plug and support blood clotting, which limits blood loss.
Showing 11 – 20 of 127 MCQ Questions | Page 2 of 13
Tags: Blood Circulatory System RRB Biology PYQ, Blood Circulatory System Previous Year Questions, RRB NTPC Blood Circulatory System PYQ, RRB Group D Blood Circulatory System PYQ, RRB JE Blood Circulatory System PYQ, RRB ALP Blood Circulatory System PYQ, RRB Technician Blood Circulatory System PYQ, Blood Circulatory System Questions for Railway Exams, Blood Circulatory System MCQ for RRB Exams, Human Circulatory System RRB PYQ
The questions cover important areas such as components of blood, red blood cells, white blood cells, platelets, plasma, blood groups, the structure and functions of the heart, arteries, veins, capillaries, circulation of blood and pulse. These concepts are important for General Science and Biology preparation for Railway examinations.
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