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Journal : Bioedukasi: Jurnal Pendidikan Biologi

PENGARUH MODEL PEMBELAJARAN PROJECT BASED LEARNING BERBANTUAN MULTIMEDIA INTERAKTIF BERBASIS TPACK TERHADAP HASIL BELAJAR BIOLOGI SISWA KELAS X SMAN 9 SAMARINDA Andriani, Selvi; Rambitan, Vandalita MM; Tindangen, Makrina; Herliani, Herliani
BIOEDUKASI (Jurnal Pendidikan Biologi) Vol 16, No 1 (2025): BIOEDUKASI, MEI 2025
Publisher : UNIVERSITAS MUHAMMADIYAH METRO

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/bioedukasi.v16i1.10507

Abstract

This study investigates the academic performance of Grade X science students at SMA Negeri 9 Samarinda through the implementation of a Project-Based Learning (PjBL) model integrated with TPACK-based interactive multimedia. A quantitative descriptive approach with a quasi-experimental design was employed. The research was conducted at SMA Negeri 9 Samarinda, a newly established school located on Jl. Lempake, which began operations in March 2024. Both experimental and control groups were administered a pretest prior to the learning intervention. The experimental group recorded a mean pretest score of 31.33 (on a scale of 10 to 55), while the control group scored an average of 19.39, with scores ranging from 7 to 38. Posttest results showed that the experimental group achieved an average score of 81.36 (range: 70–92), whereas the control group averaged 68.48, with a maximum score of 90. The significant difference in posttest outcomes indicates that the TPACK-based PjBL model had a positive impact on students' academic achievement. The study concludes that the integration of interactive multimedia within a PjBL framework can enhance students’ understanding of environmental pollution and improve science learning outcomes at SMA Negeri 9 Samarinda.
ANALISIS PENCEMARAN LIMBAH MIKROPLASTIK PADA BEBERAPA JENIS IKAN DI MUARA SUNGAI KENYAMUKAN SANGATTA, KABUPATEN KUTAI TIMUR Saputri, Alfiyyah Rifda; Purwati, Sri; Tindangen, Makrina; Lumowa, Sonja Verra Tinneke
BIOEDUKASI (Jurnal Pendidikan Biologi) Vol 16, No 2 (2025): BIOEDUKASI, NOVEMBER 2025
Publisher : UNIVERSITAS MUHAMMADIYAH METRO

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/bioedukasi.v16i2.13339

Abstract

Microplastics are plastic particles smaller than 5 mm that originate from anthropogenic activities or environmental degradation. The estuarine waters of the Kenyamukan River in Sangatta, East Kutai Regency, are highly vulnerable to microplastic contamination due to intensive local activities such as fishing port operations, residential settlements, docks, and tourism sites. This study aimed to analyze the types and forms of microplastics found in several fish species inhabiting the estuarine area. The research employed a descriptive–analytical approach, with sampling conducted from March to May 2025. Fish organs analyzed included the gills and digestive system, which were extracted using NaCl solution, 10% KOH, and 30% H₂O₂, followed by observation under a stereo microscope. The results revealed the presence of microplastics in goatfish (Parupeneus indicus), spotted scat (Scatophagus sp.), rabbitfish (Siganus guttatus), and golden snapper (Lutjanus johnii). The identified microplastic types consisted of fibers (52%), fragments (27%), films (12%), and pellets (9%), with a total of 173 particles. The microplastic sizes ranged from 0.0012 mm to 0.1399 mm and exhibited various colors, including black, red, yellow, blue, green, transparent, orange, and pink. These findings indicate a high level of microplastic contamination in the Kenyamukan River estuary, posing potential threats to the aquatic ecosystem and the trophic food chain.
Co-Authors A.A. Ketut Agung Cahyawan W Abdul Hakim Afif Ruchaemi AKHMAD Akhmad Akhmad Akhmad Akhmad Alfisyahrani Aliffiyah, Anggie Aloysius Hardoko andriani, Selvi Andryani, Ria Ariana, Rizqi Dwi Aribowo, Rujito Arif Rahman Hakim Basriannor, Agus Bernat Tulung, Bernat Budi Prasetiyo, Budi Budi Raharjo Candra, Krishna P. Cyndirela Damayanti, Febby Daniel Datuarruan, Sarfin Desy Sukma Risalahwati Didimus Tanah Boleng Dwi Siswanto Dwiyanti, Nova Elfina Elsje Theodora Maasawet Emmilya Umma Aziza Gaffar Erwin - Evie Palenewen Fitri Andayani Fitriani, Aisyah Gaffar, Emmilya Umma Aziza Herliani Herliani Herliani Ihsan, Abdi Nur Irmayasari Irmayasari Kartini Maaruf Krishna Purnawan Candra Lailatul Badriyah Lambang Subagiyo Leni Triyani Lestari, Etty Dwi Lumowa, Sonja V.T. Lumowa, Sonja Verra Tinneke M. R. Waani Maasawet, Elsje T. Maasawet, Eslje Theodora Mahmudah Mahmudah Maisyarah Maisyarah Maradona - Maria, Vandalitas Masitah - Masitah Masitah Mayung, Ria Assen Muluk, Verena Suryati Muslikin Mutmaiyah, Mutmaiyah Nanda Arista Rizki Nasution, Ruqoyyah Nooryani Nooryani Nooryani, Nooryani Norhaniah, Norhaniah Novia Wulandari, Novia Novita, Lydia Novy Mardiansyah Nugroho, Danu Nur Hidayah Nuraini Nuraini Nuraini Nuraini Nurhadi Nuriawati, Ellyta Petrus Fendiyanto Petrus Gega Prasetya, Cindy Yulia Artha Puspita Ningrum, Aprilia Putri Mardianty, Eka Putri, Riska Nanda Rahman Subandi Rambitan, Magdalena Rambitan, Vandalita M.M. Rambitan, Vandalita MM Ratnady, Hendita Dyah Rea, Silviani C. Evangelista Rosifah, Djumroh Roslinda, Roslinda Rosyidah, Fani Alfiana Ruchaemi, Afif Rudiawan, Rudiawan Saleh, Safrulloh Hadi Sandra Sukmaning Adji Saputri, Alfiyyah Rifda Sarmila, Sarmila Sholeh, Muhammad Iqbal Siti Yuliani Sitti Rosmah Sonja V.T Lumowa Sonya Lumowa Sopian, Noer Dhevie Sri Purwati Sri Purwati, Sri Sukartiningsih Sukartiningsih Sukartiningsih Sukartiningsih Swandana, Hariska Tae Bria Nekin, Oktavianus Tandiayu, Windy Natalia Thamaradiva, Giska Efriandevi Tri Retno Hapsari Vandalita M. M Rambitan Vandalita M. Rambitan Vandalita M.M Rambitan Vandalita M.M. Rambitan Vandalita Maria Magdalena Rambitan Vandalita Rambitan Vandalita Vandalita Wati, Bela Mulia Winarno Winarno Wiwik, Wiwik Yanuar, Alvin Dewa Yusak Hudiyono, Yusak Zeni Haryanto