Practice Nervous System RRB PYQ questions asked in various Railway Recruitment Board examinations. This page provides important previous year questions from the Nervous System chapter along with correct answers and clear explanations to help you prepare effectively for RRB Biology.
The Nervous System is an important Biology topic covering the brain, spinal cord, nerves, neurons and coordination of body activities. Questions can focus on the structure and functions of different parts of the nervous system and how nerve impulses help control and coordinate various activities of the body.
21
Olfactory receptors aid in _____ perception.
RRB Group-D
30/08/2022 (Shift-II)
2022
✓ Answer:ASmell
Olfactory receptors detect airborne odorant molecules and provide the sense of smell.
22
What controls involuntary actions including blood pressure, salivation and vomiting?
✓ Answer:AA neuron has many nuclei in its cell body
A typical neuron has one nucleus in its cell body, not many nuclei.
27
In the supplied side-view diagram of the head, labels 1, 2 and 3 mark the front, upper and rear brain regions, while label 4 marks the lower continuation towards the neck. Which number indicates the spinal cord's location?
RRB Group-D
18/08/2022 (Shift-I)
2022
✓ Answer:DNumber 4
Label 4 indicates the lower continuation from the brainstem into the spinal cord.
These RRB Nervous System PYQ questions are useful for understanding the pattern and difficulty level of Biology questions asked in Railway exams. Regular practice with previous year questions can help improve your conceptual understanding and accuracy.
Whether you are preparing for RRB NTPC Nervous System PYQ, RRB Group D Nervous System PYQ, RRB JE Nervous System PYQ, RRB ALP Nervous System PYQ, or RRB Technician Nervous System PYQ, practice these previous year questions regularly to strengthen your Biology preparation.
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