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.
81
White blood cells in the blood:
RRB NTPC (Stage-I)
26/04/2016 (Shift-I)
2016
✓ Answer:CProtect the body from infection
White blood cells, also called leukocytes, defend the body against pathogens and participate in immune responses.
82
Which of the following is NOT found in human blood?
RRB NTPC (Stage-I)
14/03/2021 (Shift-I)
2021
✓ Answer:BChondrocyte
Chondrocytes are cartilage cells. Leucocytes, lymphocytes and monocytes are white blood cells found in blood.
83
_____ found in blood are responsible for oxygen transportation.
RRB ALP & Technician
21/08/2018 (Shift-II)
2018
✓ Answer:CRed blood cells
Haemoglobin is the iron-containing pigment in red blood cells. It binds oxygen in the lungs and transports it to body tissues.
84
Normal human bleeding time and clotting time are _____ and _____, respectively.
RRB NTPC (Stage-I)
07/04/2016 (Shift-II)
2016
✓ Answer:C2–7 and 3–10 minutes
The source gives bleeding time of 2–7 minutes and clotting time of 3–10 minutes. Reference values depend on the test method.
85
Which of the following cells present in the human body does not have a nucleus?
RRB Group-D
23/10/2018 (Shift-III)
2018
✓ Answer:AErythrocytes
Mature human erythrocytes lack a nucleus, leaving more space for haemoglobin.
86
Which among these components of blood transports oxygen?
RRB JE
22/05/2019 (Shift-IV)
2019
✓ Answer:DRBC
Haemoglobin is the iron-containing pigment in red blood cells. It binds oxygen in the lungs and transports it to body tissues.
87
In which of the following cells present in the human body are mitochondria not found?
RRB NTPC (Stage-I)
02/04/2016 (Shift-I)
2016
✓ Answer:ARed blood cell
Mature human red blood cells lack mitochondria and obtain energy through glycolysis.
88
Blood is _____ tissue.
RRB Group-D
05/10/2018 (Shift-I)
2018
✓ Answer:CConnective
Blood is a fluid connective tissue consisting of cells and platelets suspended in a liquid extracellular matrix called plasma.
89
Which is the largest artery in the human body?
RRB NTPC (Stage-I)
10/01/2021 (Shift-I)
2021
✓ Answer:CAorta
The aorta is the largest artery. It receives blood from the left ventricle and supplies the systemic circulation.
90
Which of the following circulates impure blood?
RRB NTPC (Stage-I)
10/04/2016 (Shift-II)
2016
✓ Answer:CPulmonary artery
Here 'impure' means deoxygenated. The pulmonary artery carries deoxygenated blood from the right ventricle to the lungs.
Showing 81 – 90 of 127 MCQ Questions | Page 9 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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