Q: 8 (CDS-I/2002)

Consider the following statements:
1. Plutonium-239 can be made artificially
2. Boron is used in a nuclear reactor to absorb unwanted neutrons
3. In nature, the availability of Uranium-238 is much more than that of Uranium-235
Which of these statements is/are correct?
question_subject: 
Science
question_year: 
2002
question_exam: 
CDS-I
stats: 
0,2008,1704,264,648,792,2008