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.
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.
686
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.
687
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.
688
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.
689
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.
690
Why is deoxygenated blood kept separate from oxygenated blood in the hearts of some animals like human beings?
RRB Group-D
14/09/2022 (Shift-I)
2022
✓ Answer:BTo help in keeping the body temperature constant
Efficient oxygen delivery supports the high metabolic rate needed to maintain a constant body temperature.
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