Practice Digestive System RRB PYQ questions from Railway examinations, including RRB NTPC PYQ, RRB Group D PYQ, RRB JE PYQ, RRB ALP PYQ and RRB Technician PYQ. This topic-wise Biology question set covers important concepts related to the human digestive system, digestive organs, digestive glands, enzymes and the process of digestion.
The questions cover important areas such as the mouth, oesophagus, stomach, small intestine, large intestine, liver, pancreas, salivary glands, bile, digestive enzymes, absorption of nutrients and the functions of different parts of the digestive system. These concepts are important for General Science and Biology preparation for Railway examinations.
If you are preparing for RRB NTPC Digestive System PYQ, RRB Group D Digestive System PYQ, RRB JE Digestive System PYQ, RRB ALP Digestive System PYQ, or RRB Technician Digestive System PYQ, practice these previous year questions regularly to strengthen your Biology preparation.
Start practicing Digestive System RRB PYQs with answers and explanations to strengthen your Railway Biology preparation.
41
Which enzyme is found in gastric juice?
RRB JE
26/05/2019 / Shift III
2019
✓ Answer:BPepsin
Pepsin is the main gastric protein-digesting enzyme and is secreted initially as pepsinogen.
42
Which acid produced by the stomach helps digestion?
RRB NTPC (Stage-I)
23/07/2021 / Shift I
2021
✓ Answer:CHydrochloric acid
Hydrochloric acid provides the acidic conditions required for pepsin activation and action.
43
Which aids the emulsification of fat?
RRB Group-D
18/08/2022 / Shift III
2022
✓ Answer:BBile salts
Bile salts disperse large fat globules into smaller droplets, increasing the surface area for lipase. The unusual wording of option A is retained from the source.
44
Pepsin is an enzyme secreted in the:
RRB JE
02/06/2019 / Shift III
2019
✓ Answer:BStomach
Gastric chief cells release pepsinogen, which is activated to pepsin in the stomach.
45
Which acid aids digestion in the body?
RRB NTPC (Stage-I)
10/04/2016 / Shift III
2016
✓ Answer:DHydrochloric acid
Gastric hydrochloric acid supports protein digestion by creating an acidic environment.
46
What is the rumen?
RRB Group-D
29/09/2022 / Shift II
2022
✓ Answer:CA stomach chamber that stores food
The rumen is the largest stomach compartment in adult ruminants. It stores ingested material and supports microbial fermentation.
47
Which enzyme is secreted by the pancreas?
RRB ALP & Technician
29/08/2018 / Shift III
2018
✓ Answer:CTrypsin
The pancreas secretes inactive trypsinogen, which is converted to trypsin in the small intestine.
48
Which acid is produced by the human stomach?
RRB NTPC (Stage-I)
17/01/2021 / Shift II
2021
✓ Answer:BHydrochloric acid
Parietal cells in the stomach secrete hydrochloric acid.
49
Which organism has a longer small intestine among these options?
RRB Group-D
23/08/2022 / Shift II
2022
✓ Answer:CCow
The cow has a long intestine adapted to processing a plant-based diet.
50
Which organ secretes bile juice?
RRB NTPC (Stage-I)
21/03/2021 / Shift II
2021
✓ Answer:ALiver
The liver produces bile, which is stored and concentrated in the gallbladder.
Showing 41 – 50 of 125 MCQ Questions | Page 5 of 13
Tags: Digestive System RRB Biology PYQ, Digestive System Previous Year Questions, RRB NTPC Digestive System PYQ, RRB Group D Digestive System PYQ, RRB JE Digestive System PYQ, RRB ALP Digestive System PYQ, RRB Technician Digestive System PYQ, Digestive System Questions for Railway Exams, Digestive System MCQ for RRB Exams, Human Digestive System RRB PYQ
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