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.
Fish have single circulation: heart to gills to body and back to the heart.
507
Which statement is NOT TRUE about fishes?
RRB NTPC (Stage-I)
16/01/2021 / Shift-II
2021
✓ Answer:CFishes have double circulation
Fish have single circulation, with blood passing through the heart once in each complete circuit.
508
In the source diagram of a fish, where are the gills located? Diagram description: position 1 is just behind the head, position 2 is on the dorsal fin, position 3 is on the side fin, and position 4 is near the rear underside.
RRB Group-D
20/09/2022 / Shift-I
2022
✓ Answer:CPosition 1
The source diagram labels the gill region just behind the head as position 1.
509
In which animals does blood pass through the heart only once during one complete circuit of the body?
RRB Group-D
22/09/2022 / Shift-II
2022
✓ Answer:DFishes
Fishes have single circulation: heart, gills, body and back to the heart.
510
Class Pisces consists of aquatic animals. Which is not a characteristic of Pisces?
RRB NTPC (Stage-I)
24/07/2021 / Shift-I
2021
✓ Answer:BThey are warm-blooded creatures
The standard classification describes fishes as cold-blooded aquatic vertebrates that breathe through gills.
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