Introduction:
Yes, the cut-off marks can be different for different stages of the NABARD Grade B Exam, which includes the preliminary exam, mains exam, and the interview.

Preliminary Exam:
The preliminary exam is the first stage of the NABARD Grade B Exam. It is a screening test that is conducted to shortlist candidates for the mains exam. The cut-off marks for the preliminary exam are generally lower compared to the mains exam and interview. The purpose of the preliminary exam is to test the basic knowledge and aptitude of the candidates.

Mains Exam:
The mains exam is the second stage of the NABARD Grade B Exam. It is a comprehensive test that assesses the candidates' knowledge and understanding of various subjects related to banking, finance, and agriculture. The cut-off marks for the mains exam are usually higher than the preliminary exam. This is because the mains exam carries more weightage in the selection process and is considered as a crucial stage for shortlisting candidates for the interview round.

Interview:
The interview is the final stage of the NABARD Grade B Exam. It is conducted to evaluate the candidates' personality traits, communication skills, and suitability for the role of a Grade B officer in NABARD. The cut-off marks for the interview stage are generally not disclosed, as it is a subjective assessment and varies from year to year. However, it is important to note that the interview performance plays a significant role in the final selection of candidates.

Factors Affecting Cut-off Marks:
1. Number of vacancies: The number of vacancies available for the Grade B officer post in NABARD can significantly impact the cut-off marks. If the number of vacancies is high, the cut-off marks may be lower, and vice versa.
2. Difficulty level of the exam: The difficulty level of the exam can also influence the cut-off marks. If the exam is relatively easier, the cut-off marks may be higher, and if the exam is tougher, the cut-off marks may be lower.
3. Performance of candidates: The overall performance of candidates in a particular stage of the exam can also affect the cut-off marks. If the majority of candidates perform exceptionally well, the cut-off marks may be higher, and if the performance is average, the cut-off marks may be lower.

Conclusion:
In conclusion, the cut-off marks for different stages of the NABARD Grade B Exam, namely the preliminary exam, mains exam, and interview, can vary. The cut-off marks for the mains exam are generally higher than the preliminary exam, and the cut-off marks for the interview stage are subjective and may vary from year to year. Various factors such as the number of vacancies, difficulty level of the exam, and performance of candidates can influence the cut-off marks.