Preparing for Railway exams can feel overwhelming especially when science questions start testing both concepts and speed A well structured RRB Exam Science Practice Set can make this journey much smoother by helping you revise smartly and practice with purpose If you want a reliable way to strengthen your basics and boost confidence you are in the right place.
This RRB Science Practice Set for Railway Competitive Exams is designed keeping real exam patterns and student needs in mind It covers important topics from Physics, Chemistry and Biology that are frequently asked in RRB exams The questions are framed to help beginners understand concepts clearly while still being useful for revision at an advanced level.
With experience gained from analyzing previous year Railway exam papers this practice set focuses on accuracy clarity and exam relevance Each question helps you build conceptual understanding and improves problem solving speed which is crucial for scoring well in CBT exams The content follows a learner first approach ensuring trust authenticity and practical value.
Whether you are starting your Railway exam preparation or revising before the exam this science practice set can support your daily study routine Regular practice with such targeted mock questions will not only improve your performance but also help you approach the RRB exam with confidence and a clear strategy.
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RRB Exam Science Practice SET for Railway Competitive Exams
Q. Which organism is a unicellular ciliated organism?
A. Amoeba
B. Paramecium
C. Euglena
D. Plasmodium
Answer: B. Paramecium
Q. What is the method of reproduction in Spirogyra?
A. Budding
B. Multiple fission
C. Fragmentation
D. Spore formation
Answer: C. Fragmentation
Q. In which organism does reproduction occur by the fragmentation method?
A. Amoeba
B. Paramecium
C. Spirogyra
D. Plasmodium
Answer: C. Spirogyra
Q. Which type of reproduction is observed in Spirogyra?
A. Budding
B. Multiple fission
C. Spore formation
D. Fragmentation
Answer: D. Fragmentation
Q. In which multicellular organism does a sporangium develop from a hypha?
A. Yeast
B. Rhizopus
C. Penicillium
D. Spirogyra
Answer: B. Rhizopus
Q. By multiple fission, _________ divides into many daughter cells simultaneously.
A. Amoeba
B. Paramecium
C. Plasmodium
D. Euglena
Answer: C. Plasmodium
Q. What is the process of spore formation in Rhizopus called?
A. Budding
B. Fragmentation
C. Spore formation
D. Multiple fission
Answer: C. Spore formation
Q. Pieces of Spirogyra grow into new plants — what is this method called?
A. Budding
B. Multiple fission
C. Fragmentation
D. Spore conjugation
Answer: C. Fragmentation
Q. In which organism is spore conjugation observed? A. Amoeba
B. Spirogyra
C. Rhizopus
D. Paramecium
Answer: C. Rhizopus
Q. What is the correct order of electromagnetic waves?
A. Radio, Micro, Infrared, Ultraviolet, Visible, X-ray, Gamma
B. Radio, Micro, Infrared, Visible, Ultraviolet, X-ray, Gamma
C. Micro, Radio, Visible, Infrared, X-ray, Gamma
D. Gamma, X-ray, Ultraviolet, Visible, Infrared, Micro, Radio
Answer: B. Radio, Micro, Infrared, Visible, Ultraviolet, X-ray, Gamma
Q. Which has the shortest wavelength?
A. Radio waves
B. Microwaves
C. X-rays
D. Gamma rays
Answer: D. Gamma rays
Q. What is the wavelength range of radio waves?
A. 1 nm to 100 nm
B. 1 μm to 1 mm
C. 1 mm to 100 km
D. 100 km to 1000 km
Answer: C. 1 mm to 100 km
Q. What are infrared rays?
A. Visible radiation
B. Ultraviolet radiation
C. Heat radiation
D. Ionizing radiation
Answer: C. Heat radiation
Q. The speed of electromagnetic waves is equal to?
A. Speed of sound
B. Speed of light
C. Speed of electrons
D. Speed of air
Answer: B. Speed of light
Q. What is the wavelength of visible radiation?
A. 100–380 nm
B. 200–400 nm
C. 380–780 nm
D. 780–1000 nm
Answer: C. 380–780 nm
Q. In what form is the energy of electromagnetic waves? A. Mechanical energy
B. Heat energy
C. In the form of a longitudinal wave
D. In the form of a transverse wave
Answer: D. In the form of a transverse wave
Q. What are ultrasonic waves?
A. Sound waves with a frequency less than 20 Hz
B. Sound waves with a frequency greater than 20 kHz
C. Visible waves
D. Electromagnetic waves
Answer: B. Sound waves with a frequency greater than 20 kHz
Q. In which medium does sound not travel?
A. Solid
B. Liquid
C. Gas
D. Vacuum
Answer: D. Vacuum
Q. What type of waves are sound waves?
A. Transverse
B. Longitudinal
C. Electromagnetic
D. Surface
Answer: B. Longitudinal
Q. What is the SI unit of frequency of sound?
A. Decibel
B. Meter
C. Hertz
D. Joule
Answer: C. Hertz
Q. Which organism is a unicellular ciliary organism?
A. Amoeba
B. Paramecium
C. Euglena
D. Plasmodium
Answer: B. Paramecium
Q. What is the method of reproduction in Spirogyra?
A. Budding
B. Multiple fission
C. Fragmentation
D. Spore formation
Answer: C. Fragmentation
Q. In which organism does reproduction occur by the fragmentation method?
A. Amoeba
B. Paramecium
C. Spirogyra
D. Plasmodium
Answer: C. Spirogyra
Q. What type of reproduction is observed in Spirogyra?
A. Budding
B. Multiple fission
C. Spore formation
D. Fragmentation
Answer: D. Fragmentation
Q. In which multicellular organism does the sporangium develop from the hyphae? A. Yeast
B. Rhizopus
C. Penicillium
D. Spirogyra
Answer: B. Rhizopus
Conclusion
In conclusion regular practice with a focused RRB Exam Science Practice Set is one of the most effective ways to strengthen your concepts and improve exam performance It helps you understand the exam pattern, manage time better and avoid common mistakes Stay consistent practice smartly and move one step closer to your Railway exam success.