Labour leader Ed Miliband, SNP leader Nicola Sturgeon, UKIP's Nigel Farage, Green Party leader Natalie Bennett and Plaid Cymru's Leanne Wood will answer and debate questions from a live studio audience.
For your chance to be part of the audience and put your question in person to the party leaders, email the question you would like to ask to electiondebate2015@bbc.co.uk or tweet it using the hashtag #BBCdebate.
Alternatively, you can text your question to 61124 or message us on WhatsApp +44 7525 900971.
Make sure you include your name, location and contact number so a BBC producer can contact you if your question is selected.
On Thursday 16 April at 8pm on BBC One and Radio 5 Live, the leaders of the main opposition parties will go head-to-head in a live debate moderated by David Dimbleby.