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.
Start practicing RRB JE Biology PYQs with answers and explanations and strengthen your General Science preparation for the RRB JE exam.
1041
Which is the longest bone in the human body?
RRB NTPC (Stage-I)
21/01/2021 / Shift-II
2021
✓ Answer:DFemur
The femur, or thigh bone, is the longest bone in the human body.
1042
The hard matrix of bone is composed of which substances?
RRB Group-D
19/09/2022 / Shift-III
2022
✓ Answer:CCalcium and phosphorus
Calcium and phosphorus, mainly in calcium phosphate minerals, give bone its hardness.
1043
How many bones are present in an adult human body?
RRB NTPC (Stage-I)
09/01/2021 / Shift-II
2021
✓ Answer:C206
An adult human skeleton conventionally contains 206 bones.
1044
Which of the following causes muscle cramps?
RRB Group-D
17/09/2022 / Shift-II
2022
✓ Answer:BInsufficient oxygen supply to muscles
Source key: B. The source uses the simplified explanation of insufficient oxygen during strenuous activity. Muscle cramps have multiple causes and cannot universally be attributed to lack of oxygen.
1045
Which bone and body-part pair is incorrect?
RRB NTPC (Stage-I)
23/07/2021 / Shift-II
2021
✓ Answer:CCarpal – Neck
Source key: C. Carpals are wrist bones, not neck bones. The ulna is more precisely a forearm bone, so option D is also loosely worded.
1046
Which statement distinguishes smooth muscles from striated muscles?
Source key: C, approximately 270. Counts of newborn bones vary with counting conventions, and many fuse as the skeleton matures.
1050
Which of the following is correct about striated muscles?
RRB Group-D
28/09/2022 / Shift-I
2022
✓ Answer:BThey have prominent light and dark bands.
Source key: B. Alternating light and dark bands define striated muscle. Option A also correctly describes skeletal striated muscle, so the question is ambiguous if it refers specifically to skeletal muscle.
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