General Science MCQ for Indian Railways RRB JE CBT stage MCQ questions and Answers and PDF Available Download
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Download here PDF Railway general science MCQ questions for RRB JE CBT
1. An atom of an element with mass number 23 and atomic number 11 will have-
Answer : Option
A
3. In an atomic explosion enormous energy is released which is due to the-
Answer : Option
A
7. Which of the following is the best conductor of electricity ?
Answer : Option
A
10. Which of the following metals forms an amalgum with other metals ?
Answer : Option
B
11. A substance which changes readily into vapour without heating is called-
Answer : Option
B
14. Which of the following gases is obtained by the reaction of water with Calcium Carbide ?
Answer : Option
C
16. Anaemia is caused in man due to the deficiency of-
Answer : Option
D
17. In which of the following activities Silicon Carbide is used ?
Answer : Option
A
19. The hydrogenation of the vegetables oils takes place in the presence of finely divided-
Answer : Option
A
22. The process by which an organic compound breaks down into simpler compounds on heating to high temperature is known as-
Answer : Option
A
23. Sterility in some animals is caused due to deficiency of-
Answer : Option
D
24. Deep blue colour is imparted to glass by the presence of-
Answer : Option
A