How do check whether my bank account is linked to my Aadhar number or not

Please find below steps which will help you to check whether the bank account is linked with Aadhar number or not
Open Aadhar website - https://uidai.gov.in/
Click on the link "Check Aadhaar & Bank Account Linking Status"
In next page enter your 12-digit Aadhaar number and enter enter the Capcha code and click on send OTP button.
An OTP number to the registered mobile number will be send by the website
Please enter the OTP number send to the registered mobile number and then Click Login.
Now you can see the Bank name which linked with Aadhaar.

If you are using Net banking then it is easy for you to check Aadhaar - Bank Account link Status.
Login to Net banking and click on My Profile or My Account tab. Now you can see you account related information like pan number, Mobile number and Aadhaar number.

Note: If you have multiple bank account then you can see only that bank account which linked with Aadhaar number recently.