Practice RRB JE Biology PYQ questions from previous Railway Recruitment Board examinations. This Biology question collection is designed for candidates preparing for the RRB JE examination and covers important Biology concepts relevant to the General Science section.
This collection includes RRB JE Physics PYQ, previous year questions, and important practice questions designed to help candidates revise important Physics concepts and become familiar with the types of questions asked in Railway examinations.
The RRB JE Biology PYQ collection includes previous year questions with the correct answer and clear explanation, helping you understand important concepts and revise Biology in an exam-oriented way. Solving previous year questions can also help you become familiar with the types of questions asked in RRB JE examinations.
Practice questions from important areas of The RRB JE Biology Question, including Cell, Tissues, Human Body, Plant Biology, Animal Kingdom, Classification, Life Processes, Nutrition, Respiration, Reproduction, Diseases, Genetics, Ecology and other important Biology concepts.
Whether you are looking for RRB JE Biology PYQ, RRB JE Biology Questions, RRB JE Biology MCQs, or RRB JE Biology Previous Year Questions with Answers, this collection provides focused practice for your Railway exam preparation.
Start practicing RRB JE Biology PYQs with answers and explanations and strengthen your General Science preparation for the RRB JE exam.
731
Which blood cells help in clotting of blood and stop bleeding?
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.
732
Which of the following circulates around the body and plugs the leaks by helping to clot the blood at the points of injury?
RRB Group-D
13/09/2022 (Shift-III)
2022
✓ Answer:APlatelets
Platelets adhere to damaged vessels, form a platelet plug and support blood clotting, which limits blood loss.
733
Blood pressure is the force:
RRB NTPC (Stage-I)
08/03/2021 (Shift-I)
2021
✓ Answer:DThat blood exerts against the wall of a vessel
Blood pressure is the pressure exerted by circulating blood on blood-vessel walls.
734
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.
735
Match the columns. Group I: I. Heart; II. Arteries; III. Veins. Group B: A. Pumping organ; B. Carries deoxygenated blood; C. Carries oxygenated blood.
RRB Group-D
22/09/2022 (Shift-I)
2022
✓ Answer:AI–A; II–C; III–B
The heart pumps blood. In systemic circulation, arteries carry oxygenated blood and veins carry deoxygenated blood; pulmonary vessels are exceptions.
736
Blood has a fluid matrix called _____, in which RBCs, WBCs and platelets are suspended.
RRB NTPC (Stage-I)
23/01/2021 (Shift-II)
2021
✓ Answer:BPlasma
Plasma is the liquid matrix of blood. It contains water, proteins and dissolved substances and transports nutrients, hormones, carbon dioxide and nitrogenous wastes.
737
Which of the following metals is present in haemoglobin?
RRB NTPC (Stage-I)
29/04/2016 (Shift-I)
2016
✓ Answer:BIron
Iron (Fe) is present in the haem groups of haemoglobin and enables oxygen binding. It is essential for normal haemoglobin formation.
738
The blood carried by arteries is generally rich in:
RRB NTPC (Stage-I)
28/03/2016 (Shift-I)
2016
✓ Answer:AOxygen
Systemic arteries generally carry oxygen-rich blood. Pulmonary arteries carry deoxygenated blood and are an exception.
739
The technology that uses the reflection of ultrasound waves to produce images of the heart is known as:
RRB NTPC (Stage-I)
05/03/2021 (Shift-I)
2021
✓ Answer:CEchocardiography
Echocardiography uses reflected ultrasound to produce images of the heart and assess its structure and function.
740
Haemoglobin is found in _____.
RRB JE
29/05/2019 (Shift-III)
2019
✓ Answer:BBlood
Haemoglobin is the iron-containing pigment in red blood cells. It binds oxygen in the lungs and transports it to body tissues.
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