In 1962 she quit the theatre and Genoa to settle in Rome where she studied and worked very hard in order to obtain the diploma required to teach in secondary schools. In the meantime she worked as a portray painter for the theatrical review Maschere. Her portraits of famous writers such as John Dos Passos, Grabiel Marcel and Marino Gentile were published there.
In 1964 she started to teach at Jesi (Ancona) where she studied Lorenzo Lotto in the local Picture Gallery.
In 1965 she moved to Anagni (Rome) to teach. She lived for two years in a countryman’s house and portrayed the local people. The drawings she made were exhibited in the solo exhibition People from Ciociaria at the Frosinone Tourist Board presented by Milla Pastorino.
In 1970 she won the ISES national competition that was held to select a decorative panel (300 X 150cm) to be installed in the school of Marina Gioiosa Ionica in Calabria.
In 1972 the art critic Vito Apuleo wrote the introduction for the catalogue of her first Roman solo exhibition at the Pantheon Art Gallery. During the same year, other solo exhibition followed showing: paintings, tapestries and wooden sculptures in other Italian cities.
In 1973 she won the national competition held by the Municipality of Rome to select two decorative panels (200 X 130cm each) for the Elementary School Fabio Filzi of Rome.In 1984 the art critic Duilio Morosini selected her as an Italian painter to remember and wrote her biography for the Bolaffi National Catalogue of Modern Art.
In 1989 the Municipal Museums, the Picture Gallery and the Municipality of Macerata sponsored her anthology exhibition, including paintings from 1967 to 1989, held in the prestigious Church of St. Paul. On this occasion the famous art and cinema critic, Mario Verdone, wrote the text of the catalogue Fragments in space and time to accompany the exhibition.
In 1990 the TV channel Teleromacine produced a documentary of 31 minutes about her artworks directed by Pino Passalacqua that achieved the third place at the IIIrd Festival Cinema and Art of Rome organised by “Ente dello Spettacolo”.
In 1991 the anthology exhibition Lina Passalacqua: a self-portrait was held in the Palio rooms of the City Hall of Aquaviva Picena (Ascoli Piceno) under the patronage of Marche Region. The art critic Stefania Severi wrote the presentation for the catalogue Lina Passalacqua: a self-portrait.In the same year the video of her biography was played at the IVth Film Festival Cinema and Art during a special gala evening in her honour.
In 1992 the Events Office of Rome organized an anthology exhibition under the patronage of the Tourism and Cultural Ministry and the Municipality of Rome at the San Luigi di Francia Centre of Rome.
In 1993 the State Museum and the Cultural Ministry of San Marino organised her personal exhibition entitled From Word to Sign.
In 1996 she is invited to participate in the XXIIIth Sulmona Prize, and Carlo Fabrizio Carli’s introduction of her is included in the catalogue.
In 1998 the exhibition Sails is presented by Carlo Fabrizio Carli at the art gallery “Studio S” in Rome directed by Carmine Siniscalco. Still in 1998 she took part in the exhibition Artist’s Palms which was presented at the Museum of Botanical Gardens of Palermo, at the Italian Cultural Centre – Cairo, and at the Atelier, Alessandria D’Egitto. She also participated in the exhibition Mail Art at the international Museum of Postal Image, Belvedere Ostrense (Ancona). During the same year she won the prize City of Pizzo with the following laudatio: “Lina Passalacqua is one of the few outstanding female figures of the Second Futurism, her artworks will be historicised in the successions of the movement”.
In 1999 the Opera del Duomo (Museum of the Cathedral of Siena) displayed the exhibition Sails in the Cripta of the Statues of Cathedral of Siena, following the great success it experienced in Rome. In the same year she took part in the collective exhibition Palms in the Castle of San Gallo sponsored by the Municipality of Nettuno (Rome).
In 2000 she is invited to take part in the 1st International Forum for a Culture of Peace by Mediterranean Woman Creators (FAM) organized by the Prefect of Dodecanneso, under the auspices of the UNESCO. In September the University of Naples, Federico II, invited her to take part in the exhibition The Palms among Botanics and Art held at the Botanical Garden of Naples. In December, her works are graced with inclusion in the Vth volume Italian Art History of XXth Century – The 30’s Generation written by Giorgio Di Genova is presented at the Museum G. Bargellini of Pieve di Cento (Bologna).
In 2001 she is invited by Giorgio Di Genova to take part in the big exhibition Artists from the 30’s at the Italian Art Museum for XXth century – G. Bargellini Pieve di Cento (Bologna).
In 2002 Gianfranco De Micheli and Francesco De Santis published the book Palma Palmae reproducing one of her artworks. During the same year the Italian magazine Inoltre publishes her artwork Costellazione Pace (Peace Constellation) a symbol of the dialogue between the Jewish and the Muslim culture. In 2002 the same work is presented to the 2nd International Forum for a Culture of Peace by Mediterranean Woman Creators organised by the Greek Cultural Ministry, the Prefect of Peloponneso, the FAM under the auspices of the UNESCO and of the European Parliament.Still in 2002 she is invited to take part in the travelling exhibition Cleopatra from Michelangelo to Contemporary Art presented at the Egyptian Academy of Rome, at the Studio S Contemporary Art (Rome), and in 2003 at the Palais des Artes of Alessandria in Egypt and at the Centre of Arts Akhnatoon of Il Cairo in Egypt. In 2004 the Cleopatra exhibition is also held in Azerbaijan at the Shirvanshakh Museum of Baku under the auspices of the Cultural Ministry of Azerbaijan and the Italian Embassy.
In 2003 the Italian art Critic Renato Civello presented her activity in the book Artists from 1900 in Rome, a book providing an historical and critical review of Italian Painters and Sculptures who influenced our Era.
In 2004 she is invited by the FAM (of which she is a member since 2002) to participate in the 2nd International Exhibition of Small Format held at the Unesco Palace in Lebanon. Still in the same year she is invited by the art critic Carlo Fabrizio Carli to participate in the National Painting Prize Ferruccio Ferrazzi held at Sabaudia (Rome).
In 2005 the FAM and the AVAA (Association des Villages des Atelier D’Artistes) invite her to take part in the International Art Exhibition held at Casablanca in Marocco: Solidarity Among Cultures under the auspices of the Cultural Ministry of Marocco and the UNESCO. In the same year, the ALTS Association (research on breast cancer) invited her to the 2nd Exhibition of Contemporary Art: Images for a Dream held in Naples at Castel Dell’Ovo and in Rome at Palazzo Medici. In 2006 she is invited by the A.R.G.A.M. to take part to the exhibition Segnali di Primavera at Complesso del Vittoriano of Rome and to the Primaverile Romana 2006, solo exhibition at the art gallery “Studio S” in Rome. In occasion of the exhibition Maria Teresa Benedetti, Fiammetta Jori and Carmine Siniscalco write the text of the catalogue Flights. Still in 2006 she is invited by the UFACSI to two international exhibitions in Turkey under the auspices of Cultural Ministry of Turkey: at the Picture and Sculpture Museum of Izmir in October and at the cultural centre Mevlana of Konya in December. Still in December she is invited to take part to the 3rd edition of the Arte Sacra International Exhibition Venite Adoremus in Rome in the Basilic of Santa Maria in Montesanto.
In May 2007 she is invited by the A.R.G.A.M. to participate in the exhibition Salone di Primavera–Ricerca ed elogio della forma at the Museum Venanzo Crocetti in Rome. In July 2007 the Committee of the Department of Painting and Sculpture of the Museum of Modern Art (MoMA) of New York, includes her in the Artists’ Viewing Program (A.V.P.) to facilitate the exchange between artists and curators at the international level. In September 2007 she is invited by the UFACSI to participate in the 74th International Exhibition of Moulins – Yzeure in France at the Chapel of the Chateau Bellevue.
In 2008 she is invited by the art gallery Cortese e Lisanti of Rome to paticipate in the exhibition Donne d’arte – Freedom to celebrate the centenery of the 8th of March. In March 2008, the Committee of the Department of Painting and Sculpture of the Guggenheim Museum Modern of New York, includes her in the Artists’ Viewing Program (A.V.P.) to facilitate the exchange between artists and curators at the international level. Always in the same year, in april, she is invited by the A.R.G.A.M. to take part to the exhibition Primaverile 2008 – To take sides hold at the Crocetti Museum of Rome. In may, the Department of Fine Arts and the Study Center for Futurism-Today invite her to take part to the exhibition The Futurist Continuity During the First Centenery held at the “I Dioscuri” of the Quirinale in Rome. In August, the same exhibition is hold at the plaeochristian temple of Scala (Ravello) during the commemoration of September the Eleven. In July, during the Pizzo Prize, she received the President of the Republic Medal because “Lina Passalacqua is one of the most remarcable futurist successors, in confirmation of the topicality of the idea and of the aims of Marinetti’s movement”.
In February 2009 she was awarded the Prize for Neo-futurism in the category historical painting of the 2nd Biennale National Competition of Lamezia Terme. Always in February she is invited by Luigi Tallarico to the prestigious exhibition Futurism, in its Centenary, the Continuity, in the Gallery of Palazzo Ducale of Cavallino (Lecce), and in March she is invited to take part to the exhibition V Three-year of Sacred Contemporary Art, at the Archiepiscopal Seminary of Lecce under the auspices of Cultural Department. Always in March the Fine Arts High School Ripetta of Rome organized the anthology exhibition Flash of graphic artworks from 1960 to 1990 held at the Camerale Palace, under the auspices of Municipality and the District of Rome: in occasion of exhibition Renato Civello e Cinzia Folcarelli write the text of the monographic catalogue titled Flash. The exhibition formed part of the celebrations for the centenary of Futurism and the art festival Modiemondidelfareartistico. In November 2009 she was invited by to participate to the 6th Cassino Biennial Exhibition of Artists’ Book at the Municipal Library Pietro Malatesta and in December she participated to the “Limen Art Prize 2009 organized by the Chamber of Commerce of Vibo Valentia.
In April 2010 Carmine Siniscalco invites her to take part to the collective art exhibition 11+1x(1+1)+1, 11 Artists presented to the 6th Cassino Biennial Exhibition of Artists’ Book which took place at the “Studio S – Contemporary Art” in Rome. In September she is invited, by Stefania Severi, to take part to the exhibition Woman Today hold at the Casanatense Library of Rome and in other Italian cities.
In February 2011, Carmine Siniscalco invites her to take part to the exhibition SOS Palm-tree, 26 Artists Serving Society. In May her art work is mentioned in the historical section of the Biennial Art Exhibition of Lamezia Terme presented at Nicotra Palace by Pino Natale and Vincenzo Tallarico. Always in May she participated in the International Exhibition organised by the UFACSI in Lefkosa (North Cyprus) and in June it will be held again the exhibition Flash - Graphics (1960 – 1990) in the Casanatense Library of Rome on the occasion of the 150th Years Anniversary of Italian Unification under the patronage of the Cultural Heritage, the City and the District of Rome.
During May 2012 she took part in the exhibition Art for Life organised by A.R.G.A.M for Comunità di Sant’Egidio, at the Venanzo Crocetti Museum in Rome. She made a donation of three artworks for the newly created Permanent Museum of Comunità di Sant’Egidio in the Crypt San Bartolomeo in Rome. In December she was invited by Carmine Siniscalco to take part in the exhibition From the Dolce Vita to La Vie en Rose – Twenty nine Artists…one Flower, one Movie, and one Song, hold at the Studio- S in Rome.
In April 2013 she exposes “ The Four Seasons”,a series of oil paintings at the Complesso del Vittoriano of Rome, Sala Giubileo, under the auspices of Municipality and District of Roma. A monographic catalogue has been published for this occasion, it is edited by Gangemi and it includes the essays of Maria Teresa Benedetti and Carmine Siniscalco.
In October 2013 she participates in the exhibition "Libro d'Arte e d'Artista" by Carmine Siniscalco at the Museum of Urban Culture of Tel Aviv - Jaffa under the auspices of the President of Italian Republic, with texts in the catalog by Carmela Callea, Carmine Siniscalco and Marina Trivella. Afterwards, she take part in the exhibition "Percorsi d'Arte in Calabria", at the Presente Museum (CS) by Enzo Le Pera under the auspices of the Culture Department .
In April 2014 she is invited to the fourth edition of the Bienniale Città d'Arte of Lamezia Terme - Historical Section by Pino Natale, with texts by Luigi Tallarico, Paolano Ferrantino, Tonino Iacopetta, and she receives the Verrino award for her 50 years of painting .
In May 2014 she participates in the exhibition "Collage Pittura ... Lina Passalacqua Ernesto Terlizzi", by Carmine Siniscalco at Studio S - Arte Contemporanea in Rome.
In October 2014 she is included in the book "Percorsi d'Arte in Calabria" by Enzo Le Pera and edited by Rubbettino. For this occasion it is organized an exhibition at the Vittoria gallery in Rome.
In November 2014 she participates in the exhibition "Donna e Multiculturalità nell’Europa di oggi" at the Complesso of S. Andrea al Quirinale - Dioscuri Theatre, organized by the altrosguardo - artists associated under the auspices of the Cultural Department and the Centro Antinoo Roma, with texts by Roberta Filippi, Pietro di Loreto and Serena Di Giovanni.In January 2015 Palombi publishing house on behalf of the Istituto Nazionale per la Grafica publishes the biography of Carlo Alberto Petrucci. The book is edited by Alicia Moltedo Mapelli and the biography by Annalisa Laghi and there are two paintings of the artist's office performed by Lina Passalacqua in the 60's, when she was her pupil.
In March 2015 she participates in the exhibition "Cultura ovvero Food Art" on the theme of Expo 2015 in Milan Feeding the planet. Energy for Life, by Carmine Siniscalco at Studio S - Arte Contemporanea in Rome.
In May 2015 she participates in the exhibition of Contemporary Art "La natura all’origine dell’arte: l’arte cibo per la mente" organized by the Taverna Museum, with the support of EXPO MILAN 2015, selected works from the museum's permanent collection.
In September 2015 she is invited to the 42th edition of Sulmona Award, the International Exhibition of Contemporary Art, with jury president Vittorio Sgarbi.
In November 2015 she participated in the exhibition "Vissi d'Arte ...... l’opera lirica, gli artisti, la scuola" by Roberta Filippi and Laura Monachesi, organized by the Centro Internazionale Antinoo per l'Arte Marguerite Yourcenar in Villa Mondragone, Rome.
In December 2015 she is invited to the exhibition "Strutture infinite di luce. Omaggio a Francesco Guerrieri" by Theodolinda Coltellaro at the Centro per l’Arte Contemporanea Open Space in Catanzaro. Later she is invited to the International Award Limen Art 2015 VII edition under the auspices of the Chamber of Commerce of Vibo Valentia in the Masters of Calabria section, by Enzo Le Pera in the Complesso Valentianum in Vibo.
In September 2016 she took part in the exhibition The Beast and Bella. From the violence of war to the beauty of art by Carmine Siniscalco, at Studio S - Arte Contemporanea in Rome, and in October at the Futuristi Calabresi exhibition, a permanent hall, by Roberto Bilotti and Gianluca Covelli (Bilotti donation) at the Museum of the Present of Rende (CS), with the patronage of the Ministry of Cultural Heritage and Tourism.
In November 2015, Carlo Fabrizio Carli invited her to the 43rd edition of the Sulmona Prize, an international exhibition of Contemporary Art, with Vittorio Sgarbi as president of the jury. In September 2017 it’s opened at the Museum of the Present of Rende (CS) the permanent hall of the exhibition Futuristi Calabresi: U. Boccioni, A. Marasco, L. Repaci, A. Yaria, E. Benedetto, G. Tedeschi, A. Savelli, M. Berardelli, S. Lotti, L. Passalacqua, S. Locelso by Vittorio Cappelli and Gianluca Covelli, with the patronage of the Ministry of Cultural Heritage and Tourism, the Culture Assessor, the National Gallery of Cosenza and the University of Calabria, where she took part with 12 works.
On December 14th 2017, at the Complesso del Vittoriano, ala Brasini - Arthemisia management and organization – she presents an anthological exhibition that covers 60 years of artistic activity and its most recent pictorial cycle Fairy tales and Legends, accompanied by various preparatory sketches and inspired by fantastic literature. The exhibition, curated by Carlo Fabrizio Carli, is patronized by the Regione Lazio and Roma Capitale, and is documented by an important catalog/monograph titled Cosmico Dinamismo, published by Gangemi Editore, with a critical text by Carlo Fabrizio Carli.
In October 2018 she is included in the book "Percorsi d'Arte in Calabria 2018" edited by Giorgio Di Genova, Carlo Franza, Enzo Le Pera and published by Rubbettino. For this occasion it is organized an exhibition in january 2019 at Il Mitreo - Arte Contemporanea art gallery in Rome.
In September 2018 she is invited by Carlo Fabrizio Carli to the 45th edition of Premio Sulmona, International Exhibition of Visual Arts "Gaetano Pallozzi", with the patronage of the Presidency of the Council of Ministers, the Senate of the Republic and the Chamber of Deputies, president of the jury Vittorio Sgarbi. In October of the same year the jury, composed by Carlo Fabrizio Carli, Giorgio Di Genova, Raffaele Giannantonio, Enzo Le Pera, Cosimo Savastano, Duccio Trombadori, Maurizio Vitiello and Gaetano Pallozzi, confered her the SPECIAL CAREER AWARD (work in competition Peter Pan, 2015).
In March 2019, on the occasion of the Women's Day, she is invited by Maria Teresa Lamberti for an interview in the Rai Radio Uno program "Women on the front line", where she discusses about the role of women in today's society.
During her life her artworks were displayed in more than 40 solo exhibitions and more than 80 collective exhibitions in Italy and around the world.Finally, until 1996 she taught at the Ripetta Art School of Rome and she also designed scenographies and costumes for cinema and television.