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.
The source answer is urea, a nitrogenous waste. Glucose, amino acids and needed salts are selectively reabsorbed. Urea is also partly reabsorbed and recycled, so the wording is a simplification.
902
Which diagram correctly shows the tubes connecting to the urinary bladder? Text descriptions: Diagram 1 shows two separate tubes entering the bladder and one outlet below; Diagram 2 shows the upper tubes joining before entering the bladder; Diagram 3 shows upper tubes continuing around the bladder's sides; Diagram 4 shows the upper tubes overlapping above the bladder.
RRB Group-D
28/09/2022 (Shift-III)
2022
✓ Answer:BDiagram 1
Diagram 1 correctly shows two ureters entering the bladder and one urethra leaving it. The source question calls the upper tubes 'urethras', but they are ureters.
903
The nephron is associated with the:
RRB JE
14/12/2014
2014
✓ Answer:DExcretory system
Nephrons are kidney units responsible for urine formation and are part of the excretory system.
904
Ultrafiltration is related to:
RRB Group-D
26/10/2018 (Shift-II)
2018
✓ Answer:CExcretion
Glomerular ultrafiltration in the kidneys is the first stage of urine formation and is part of excretion.
905
We can control the stimulation of urination:
RRB Group-D
18/09/2018 (Shift-II)
2018
✓ Answer:AWhen the muscular bladder is under nerve control.
The source selects A. Urination is regulated by nervous control of the bladder and urethral sphincters; voluntary control particularly involves the external urethral sphincter.
906
Find the odd one out.
RRB Group-D
12/11/2018 (Shift-III)
2018
✓ Answer:ANissl's granules
Nissl's granules are found in neurons. The other three structures are parts of a nephron.
907
Which of these organs is not related to the excretory system?
RRB Group-D
15/11/2018 (Shift-II)
2018
✓ Answer:ACoronary artery
The source selects the coronary artery, which supplies the heart. The other vessels serve organs involved in waste handling. All four options are blood vessels, so the question uses 'excretory system' broadly.
908
_____ is present in the lining of the renal tubule.
RRB Group-D
27/11/2018 (Shift-I)
2018
✓ Answer:CCuboidal epithelium
Much of the renal tubule is lined by simple cuboidal epithelium, suited to absorption and secretion. Thin loop segments have squamous epithelium.
909
In humans, which of the following is the function of the nephrons?
RRB Group-D
03/12/2018 (Shift-III)
2018
✓ Answer:BExcretion
Nephrons form urine, removing metabolic wastes and helping regulate water, electrolyte and acid-base balance.
910
_____ is a 20 cm long tube that carries urine from the bladder.
RRB Group-D
16/10/2018 (Shift-I)
2018
✓ Answer:BUrethra
The urethra carries urine from the bladder to the outside. The approximately 20 cm length refers to the male urethra; the female urethra is much shorter.
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