Welcome to the community, @nidhi_harihar! You should be able to do it as outlined in the image shared below:
In the survey tab of your XLSForm:
In the choies tab of your XLSForm:
Data entry screen as seen in Enketo: when nothing is selected
Data entry screen as seen in Enketo: when only 4 choices are selected
Data entry screen as seen in Enketo: when more than 4 choices are selected
Reference XLSForm:
Adding Scores (Multiple Response).xlsx (14.1 KB)
You should be able to learn more on similar issues by following this post discussed previously: