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DIVERSITY OF MAKROZOOBENTHOS IN THE FISH-SHRIMP POND AREAS IN ULEE MATENG VILLAGE Pradana, Gilang; Putra, Chairunas Adha; Mustaqim, Mustaqim; Mukra, Rizal; Hafzari, Rini
JURNAL BIOSAINS Vol. 10 No. 1 (2024): JBIO : JURNAL BIOSAINS (THE JOURNAL OF BIOSCIENCES)
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jbio.v10i1.60306

Abstract

Makrozoobenthos plays a crucial role in ecosystems as producers, primary consumers, and decomposers or detritus that can degrade organic compounds into inorganic ones. As primary consumers, the role of makrozoobenthos is vital for the survival of wildlife, especially various species of shorebirds commonly found in coastal areas and fish-shrimp pond areas. The aims of this research is determining the abundance of makrozoobenthos (ind/m3) and ecological index at the pond in Ulee Matang Village. The diversity of macrozoobenthos species in the area consists of 12 species of three phylum and six classes. The abundance of macrozoobenthos on two type of pond (fish and shrimp) are ranging from 892 ind/m3 to 1400 ind/m3. The Arthropoda phylum, abundant in the research area, notably featured the Water Flea Daphnia sp. that serving as a primary food source for fish and shrimp prior to the introduction of fish and shrimp seeds. This suggests a significant role of arthropods in the food chain, supporting not only fish and shrimp but also macrozoobenthos and shorebirds.
ANALYSIS OF SCIENCE PROCESS SKILLS OF HIGH SCHOOL STUDENTS IN MEDAN CITY Mukra, Rizal; Nuzalifa, Yosie Ulfa; Septiani, Findi; Rahmawati, Suci
Jurnal Pelita Pendidikan Vol. 12 No. 1 (2024): Jurnal Pelita Pendidikan
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jpp.v12i1.58122

Abstract

This research aims to determine the results of science process skills in four state schools in Medan City. This type of research is descriptive with a quantitative approach. Samples were obtained from 4 schools using Cluster Sampling based on the criteria for State High Schools in Medan City, namely MAN 1, MAN 2, State High School No. 3, and State High School No. 4 Medan. Using science process skills test question for class XI student on Biology subject. Using descriptive analysis technique by calculating average data values. The result of this research is that students' science process skills at four state schools in Medan City average 74.74. The highest value is in the communication aspect and the lowest is in planning the experiment.
ANALYSIS OF BIOLOGY EDUCATION STUDENTS' KNOWLEDGE LEVEL ON THE TOPIC OF BIOPRENEURSHIP Rangkuty, Sailana Mira; Amrizal, Amrizal; Mukra, Rizal; Rahmawati, Suci
Jurnal Pelita Pendidikan Vol. 12 No. 2 (2024): Jurnal Pelita Pendidikan
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jpp.v12i2.62648

Abstract

The aim of this research is to determine the level of knowledge of biology education students on the topic of Biopreneurship. This research uses a descriptive evaluative method, namely a study method that evaluates objective conditions or what they are in a situation that is the object of study. The analysis used is descriptive qualitative, namely research that accurately describes the nature of an individual, certain circumstances or symptoms so that they can be described thoroughly. Data collection was carried out using several techniques, namely literature studies and field observations. Biontrepreneurship is the integration of biological sciences with business sciences which involves all aspects of living things. Biopreneurship is defined as the use of living things that can be processed into business products and can be marketed, resulting in a productive economy. Seeing the importance of Biopreneurship, interdisciplinary learning began to be carried out. This is done so that students are able to combine their knowledge to apply it to solve various problems in the real world. The results of the analysis show that biology education students' knowledge on the topic of Biopreneurship is in the high category with a score of 82. Based on the level of Biopreneurship knowledge which is categorized as high, it is estimated that students will be able to design good Biopreneurship products.
Literature Review: Implementasi Project Based Learning dalam Pemahaman Ekosistem melalui Proyek Hidroponik Berkelanjutan Simaremare, Inda Vandiwinata; Sianturi, Betaria Sonata; Aisyah, Siti; Gultom, Yosa Martini; Silaban, Pita Valentina; Mukra, Rizal; Arwita, Widya
Jurnal Pendidikan Tambusai Vol. 9 No. 3 (2025): Desember
Publisher : LPPM Universitas Pahlawan Tuanku Tambusai, Riau, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Penelitian ini bertujuan untuk mengkaji implementasi Project Based Learning (PjBL) dalam meningkatkan pemahaman konsep ekosistem melalui proyek hidroponik berkelanjutan. Kajian ini dilakukan menggunakan metode literature review dengan pendekatan deskriptif kualitatif terhadap 15 artikel ilmiah nasional dan internasional terbitan tahun 2020–2025. Analisis dilakukan untuk menelaah efektivitas PjBL dalam konteks pembelajaran sains, khususnya pada topik ekosistem yang berorientasi pada keberlanjutan lingkungan. Hasil telaah menunjukkan bahwa penerapan PjBL secara konsisten meningkatkan hasil belajar, kemampuan berpikir tingkat tinggi, serta kesadaran ekologis peserta didik. Proyek hidroponik terbukti efektif sebagai media kontekstual yang mengintegrasikan aspek biologi, teknologi, dan kewirausahaan hijau. Kajian ini menegaskan bahwa PjBL berbasis proyek hidroponik berkelanjutan merupakan pendekatan pembelajaran inovatif yang relevan untuk memperkuat literasi sains.
Penggunaan Project Based Learning dalam Meningkatkan Kreativitas dan Berpikir Kritis Peserta Didik pada Materi Bioteknologi Nazwari, Aura; Agnes, Jistisya Maria; Pangaribuan, Selfiana; Anwar, Syakila; Khalisyah, Zhafira; Mukra, Rizal; Arwita, Widya
Jurnal Educazione : Jurnal Pendidikan, Pembelajaran dan Bimbingan dan konseling Vol. 13 No. 2 (2025): November
Publisher : FKIP Universitas Islam Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56013/edu.v13i2.4801

Abstract

This study aims to analyze the use of the Project Based Learning (PjBL) model in improving students' creativity and critical thinking skills in biotechnology. This study uses a literature review method by examining various scientific articles published between 2020 and 2025 through Google Scholar. The data were analyzed using content analysis to examine previous research results related to the application of PjBL in biology learning. The results of the study indicate that the consistent application of PjBL has a positive impact on improving students' creativity and critical thinking skills. Through direct involvement in project activities such as the creation of simple biotechnology products, students actively build knowledge, increase motivation, and gain a more meaningful understanding of concepts. PjBL is also in line with the learning needs of the 21st century, which emphasizes four key skills (critical thinking, creativity, collaboration, and communication). Therefore, it can be concluded that PjBL is an effective, contextual, and relevant learning model for developing students' creativity and critical thinking skills on the topic of biotechnology.
Keragaman Makroinvertebrata Sebagai Bioindikator Status Mutu Sungai Percut, Provinsi Sumatera Utara: Keragaman Makroinvertebrata Sebagai Bioindikator Status Mutu Sungai Muhtadi, Ahmad; Varanth, Sree Viknes; Yusni, Eri; Susetya, Ipanna Enggar; Pulungan, Ahyar; Mukra, Rizal
AQUACOASTMARINE: Journal of Aquatic and Fisheries Sciences Vol. 4 No. 2 (2025): AQUACOSTMARINE: Journal of Aquatic and Fisheries Sciences
Publisher : Talenta Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32734/jafs.v4i2.22397

Abstract

Makroinvertebrata dapat digunakan sebagai bioindikator karena hidup menempel pada substrat dan memiliki mobilitas yang rendah sehingga tidak mudah bergerak. Sebagian makroinvertebrata sangat sensitif terhadap perubahan lingkungan, sehingga spesies yang ditemukan di perairan dapat dianalisis untuk memberikan gambaran tentang keadaan perairan tersebut. Penelitian ini bertujuan untuk mengetahui dan menentukan status kesehatan kualitas air sungai percut, Provinsi Sumatera Utara. Penelitian dilakukan pada bulan Juli 2024 di sepanjang Daerah Aliran Sungai Percut, Sumatera Utara. Lokasi pengambilan sampel dilakukan pada 21 stasiun, yang mewakili bagian hulu, tengah, dan hilir serta anak-anak sungainya. Metode yang dapat digunakan untuk menilai kualitas perairan dengan menggunakan perhitungan indeks biotik yaitu SingScore. komunitas makroinvertebrata yang ada di Sepanjang Daerah Aliran Sungai Percut ditemukan 41 spesies dan 30 famili. Keanekaragaman tertinggi terdapat pada stasiun 11 dengan nilai 2,94 dan terendah terdapat pada stasiun 2 dengan nilai 0. Sebaran spasial makroinvertebrata yang terdapat di Daerah Aliran Sungai Percut pada bagian hulu yaitu terdapat 23 family dengan 31 spesies makroinvertebrata. Pada bagian Tengah Sungai Percut ditemukan 8 family dengan 9 spesies makroinvertebrata. Pada bagian Hilir ditemukan 10 family dengan 10 spesies makroinvertebrata. Status kualitas perairan di aliran Sungai Percut berdasarkan metode SingScore pada bagian hulu memiliki kategori Sangat Baik dan bagian tengah hingga hilir sungai Percut memiliki kategori kategori buruk
Keragaman Makroinvertebrata Sebagai Bioindikator Status Mutu Sungai Percut, Provinsi Sumatera Utara: Keragaman Makroinvertebrata Sebagai Bioindikator Status Mutu Sungai Muhtadi, Ahmad; Varanth, Sree Viknes; Yusni, Eri; Susetya, Ipanna Enggar; Pulungan, Ahyar; Mukra, Rizal
AQUACOASTMARINE: Journal of Aquatic and Fisheries Sciences Vol. 4 No. 2 (2025): AQUACOSTMARINE: Journal of Aquatic and Fisheries Sciences
Publisher : Talenta Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32734/jafs.v4i2.22397

Abstract

Makroinvertebrata dapat digunakan sebagai bioindikator karena hidup menempel pada substrat dan memiliki mobilitas yang rendah sehingga tidak mudah bergerak. Sebagian makroinvertebrata sangat sensitif terhadap perubahan lingkungan, sehingga spesies yang ditemukan di perairan dapat dianalisis untuk memberikan gambaran tentang keadaan perairan tersebut. Penelitian ini bertujuan untuk mengetahui dan menentukan status kesehatan kualitas air sungai percut, Provinsi Sumatera Utara. Penelitian dilakukan pada bulan Juli 2024 di sepanjang Daerah Aliran Sungai Percut, Sumatera Utara. Lokasi pengambilan sampel dilakukan pada 21 stasiun, yang mewakili bagian hulu, tengah, dan hilir serta anak-anak sungainya. Metode yang dapat digunakan untuk menilai kualitas perairan dengan menggunakan perhitungan indeks biotik yaitu SingScore. komunitas makroinvertebrata yang ada di Sepanjang Daerah Aliran Sungai Percut ditemukan 41 spesies dan 30 famili. Keanekaragaman tertinggi terdapat pada stasiun 11 dengan nilai 2,94 dan terendah terdapat pada stasiun 2 dengan nilai 0. Sebaran spasial makroinvertebrata yang terdapat di Daerah Aliran Sungai Percut pada bagian hulu yaitu terdapat 23 family dengan 31 spesies makroinvertebrata. Pada bagian Tengah Sungai Percut ditemukan 8 family dengan 9 spesies makroinvertebrata. Pada bagian Hilir ditemukan 10 family dengan 10 spesies makroinvertebrata. Status kualitas perairan di aliran Sungai Percut berdasarkan metode SingScore pada bagian hulu memiliki kategori Sangat Baik dan bagian tengah hingga hilir sungai Percut memiliki kategori kategori buruk
Pendampingan Desain Pembelajaran Kolaboratif Dan Inovatif Sebagai Upaya Peningkatan Keterampilan Guru SMA Di Era 4.0 Dan Mendukung SDGs Pillar Mewujudkan Pendidikan Berkualitas Arwita, Widya; Wuriyani, Elly Prishasti; Mukra, Rizal; Rahmawati, Suci; Septiani, Findi
Jurnal SOLMA Vol. 14 No. 3 (2025)
Publisher : Universitas Muhammadiyah Prof. DR. Hamka (UHAMKA Press)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22236/solma.v14i3.20068

Abstract

Latar Belakang: Program ini bertujuan untuk melakukan pendampingan desain pembelajaran kolaboratif dan inovatif sebagai upaya peningkatan keterampilan Guru SMA di Era 4.0 dan mendukung pilar SDGs mewujudkan pendidikan berkualitas. Berdasarkan hasil observasi oleh tim pengusul maka, pendampingan kepada guru SMA Negeri 12 Medan melalui desain pembelajaran kolaboratif dan inovatif untuk mendukung SDGs pilar pendidikan berkualitas. Metode: Metode pelaksanaan program kemitraan masyarakat ini dilakukan melalui tahapan pelatihan dan pendampingan dalam merancang desain pembelajaran kolaboratif dan inovatif, serta mengembangkan dan menyediakan teknologi tepat guna yang mendukung implementasi pembelajaran kolaboratif. Hasil: Hasil kegiatan menunjukkan peningkatan pemahaman terhadap pembelajaran kolaboratif dan inovatif sebesar 32% serta kemampuan guru dalam menyusun perangkat ajar digital berbasis teknologi yang mendukung keterampilan abad ke-21. Kesimpulan: Kegiatan ini secara keseluruhan mampu memperkuat kompetensi pedagogik dan digital guru sekaligus mendukung pencapaian SDGs pilar pendidikan berkualitas.
Effectiveness of a project-based learning digital booklet developed with the 4D model Mukra, Rizal; Rahima, Tazkia Khansa Putri; Satipa, Oriza; Syahra, Assyfa; Tarigan, Adelia Br.; Hijriyanti, Putri
JPBIO (Jurnal Pendidikan Biologi) Vol 10, No 2 (2025): November 2025
Publisher : STKIP Persada Khatulistiwa Sintang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31932/jpbio.v10i2.5361

Abstract

The role of education is very important in producing quality human resources, one of which is through improving the quality of biology learning in schools. This study aims to determine the effectiveness of digital booklet-based PjBL (Project-Based Learning) learning media on the developed motion system material.  The low level of conceptual understanding among 11th-grade students at SMAN 2 Binjai is caused by conventional learning methods and the lack of interactive media. The research method applied is a development study (R&D) using the 4D model (Define, Design, Develop, and Disseminate). The effectiveness of the media is measured by comparing pretest and posttest results, which are then analyzed using the N-Gain formula. The research findings indicate that this digital booklet is quite effective in improving learning outcomes, conceptual understanding, and student mobility. The average N-Gain score was 0.73, which falls into the moderate category. Therefore, it is concluded that the developed booklet is effective in its use as an innovative learning solution in the classroom.
Ecological Role of Siombak Lake as a Nursery and Feeding Ground for Aquatic Species in the Belawan Estuary, Indonesia Muhtadi, Ahmad; Pulungan, Ahyar; Mukra, Rizal
LIMNOTEK Perairan Darat Tropis di Indonesia Vol. 31 No. 2 (2025)
Publisher : BRIN Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55981/limnotek.2025.9340

Abstract

Tidal lake is a coastal lake whose water condition is influenced by the dynamics of tides. This lake serves as a habitat for a diverse array of aquatic biota, including freshwater, brackish, and marine species. This study aims to describe the distribution of larvae, juveniles, crustacea, and adult fish in the context of the coastal lake's role as a nursery and feeding ground. The study was conducted from September 2018 to August 2019, at Lake Siombak, a coastal lake located in the Belawan River estuary along the northern coast of Medan City, Indonesia. Data were collected at high and low tides during the full moon. Larva and juvenile fish? sampling used larval nets with a mesh size of 300 μm and a diameter of 60 cm, while adult fish were caught with gill nets with a mesh size of 1 inch and a dimension of 10 × 2 m. Crustaceans were captured with traps. The research found nine families consisting of six fish families, two crustacean family, and one cnidarian family. The abundance of larvae and juveniles found was 17 to 1797 individuals per 100 m-3. At the high tides, the composition of Ulmaridae (jellyfish: Aurelia aurita) that was caught reached 57.7%. While at low tides, there were more Penaeid families in the Mysis phase, reaching 78.6%. The abundance of Mysis (Penaeid) and jellyfish indicates that the lake serves as a nursery ground for post larvae crustaceans and jellyfish. The presence of adult fish migrating from the sea and Belawan River indicates that the lake functions as a feeding ground in the Belawan estuary.  Therefore, Lake Siombak still plays a crucial role as a nursery and feeding ground for fish, crustaceans, and jellyfish originating from the Belawan River estuary and its surrounding areas. Preserving the sustainability of this lake is crucial to ensuring the continued productivity of fisheries in the Belawan River estuary.
Co-Authors AA Sudharmawan, AA Adelia, Riska Adha Putra, Chairunas Agnes, Jistisya Maria Ahmad Muhtadi Aina Azzahra Aini Nurul Amanda, Priska Amelia Patra Harahap Amira Nasution, Aisyah Amrizal Amrizal Angel Maria Yosephine Anugerah, Randy Anwar, Syakila Aritonang, Margareth Shanastasha Aritonang, Nathasya Inneke Asih Maulida Hasni Asmida, Lisa Ayu Wulandari Bangun, Dewi Ribreka Br Barik, Ahsanul Baringbing, Siska Juliana Barus, Dea Natalia Bella Junniar, Amanda Camara, Jun S. Chairunas Adha Putra Chairunas Adha Putra Cindi Claudia Sipayung Dalimunthe, Aina Mardiah Dealova Sihite, Yolanda Dicky Ray’za Sianturi Dionesa Sitanggang, Joyce Basana Dwi Amanda Dwita Syahfitri, Intan Elisabet, Melfa Romanna Elza Amanda Eri Yusni Falahani, Falahani Fatmawati, Ade Fauziah Fauziah Fazira, Hafizha Gaol, Lumban Gilang Pradana Gilang Pradana , Tengku Ginting, Nurlela Giovani, Amanda Grace Violencia Sinaga Gresia Sinaga Gultom, Dita Zahara Gultom, Wirda Resinta Gultom, Yosa Martini Hafifa, Fanny Hana Grace Samaria Sitorus Harahap, Aline Gustri Yolanda Harahap, Cici Maulidiah Hariyadi, Itra Hartono, Adi Hasibuan, Nitya Ilmi Hasruddin Hibatunnaila Ar-Rizki Hijriyanti, Putri Husna, Raudhatul Husni, Rafeah Ipanna Enggar Susetya, Ipanna Enggar Irene Purba, Helga Ishak, Mohd Yusoff Ivo Elsa Samaria Hutabarat Jumiati Hasibuan, Rizki Khalisyah, Zhafira Klarindha, Winda Kudadiri, Wahyuni Sada Arihta Lingga, Nur Anelia Louisa Assian Sinaga Lubis, Rizka Lumbangaol, Sriyanti Manalu, Rosa Rini Kezia Manurung, Dhea Amelia Marbun, Yolanda Maria Shintauli Panggabean Meuthya Reayani Padang , Alya Mira Rangkuti, Sailana Monita Silalahi, Ester Tania Muammar Muammar, Muammar Muhammad Fadhli Muhammad Yusuf Muhammad Yusuf Muhammad Yusuf Nasution Munthe, Gabriella Mustaqim Mustaqim Mustaqim Mustaqim, Mustaqim Mustasfa, Sinta Wulida Mutia, Diska Qolbu Nahdah, Hadyan Wafi Nazmyra Siregar, Nayla Nazwari, Aura Nisa Holida Siagian Nuzalifa, Yosie Ulfa Oktavia, Alvina Oktavia, Dhea Pandiangan, Christin Magdalena Pandiangan, Pinta Grace Pangaribuan, Selfiana Panggabean, Nurul Hikmah Panjaitan , Anisali Pasaribu, Cynthya Elizabet Pasaribu, Fadilah Pasaribu, Khairina Hafiza Permata, Bintang Rizki Pradana, Gilang Pratiwi, Adinda Rizky Pretty Thalia br Saragih Pristy, Annisa Puan Adila Putri Aldina Harahap, Elis Putri Diana Putri, Allysha Dinda Putri, Dwi Fadhillah Putri, Nadilla Putri, Wila Nurlisa Qadar Hasani Rabiah Afifah Daulay Rahima, Tazkia Khansa Putri Rangkuty, Sailana Mira Ratno, Suyit Regina Anastasia Br.Gultom Rini Hafzari Ritonga, Viony Azzahra Rosa Sari Amalia Nasution Rudi Munzirwan Siregar, Rudi Munzirwan Rusdi Leidonald Ruth Cessaminar Gultom Sabrina Pasaribu, Annisa Safitri, Yunda Sagala, Nur’aini Sailana Mira Rangkuty Samosir, Ayu Triputri Samosir, Newche Rolima Sangkuti, Dinda Sapna Marsyalina Br Barus, Emia Saragih, Azra Nabila Saragih, Putri Fransiska Sari, Vio Joana Sarip, Najwa Sasmita Br Sianturi, Amelia Satipa, Oriza Sembiring, Christine Natalia Br Sembiring, Safira Salsabilla Ayudia Balqis Septiani, Findi Servina Indah Yani Br Tarigan Sesil Audia Br Sibarani Shafwan S. Pulungan, Ahmad Shinta, Dwi Shopia Isyfi, Aprillia Sianturi , Stephanie Agustin Sianturi, Betaria Sonata Siburian, Sri Yuliani Rezeki Sihombing, Nurhanifah Br. Silaban, Friends Silaban, Pita Valentina Silalahi, Maria Handayani Simanjuntak, Debora Simaremare, Inda Vandiwinata Simorangkir , Celine Agustina Simorangkir, Marco Antonio Sinaga, Aulia Sinaga, Gunis Enzlen Sinaga, Putri Wanna Oktavia Sinambela, Sarianto Siregar, Alya Anugrah Siregar, Halimatussyakdiah Siregar, Rara Afifah Sitanggang , Robella Sulastri Siti Aisyah Sitohang, Mohonia Sabarito Sitompul, Jelita Geovani Sitompul, Naila Zahwa Sitorus , Nurdayanti Sitorus, Herman Aldona P. Sri Wahyuni Siregar Suci Rahmawati, Suci Sueng, Yuliani Syah, Putri Aulia Syahra, Assyfa Tambunan, Novelyn Abigail Christ Merry Tampubolon, Qori Afifah Tarigan, Adelia Br. Tarigan, Osmondo Jorey Pratama Tarigan, Risalina Septiani Br Tri Amanda Siregar Tri Harsono Turrahmah, Fadilla Ulandari, Sri Ulina Silalahi, Dewi Ratna Sari Umayra Varanth, Sree Viknes Warohmah, Sakinah Widia Ningsih Widia Ningsih Widya Andayani WIDYA ANDAYANI Widya Arwita wulandari, atika Wuriyani, Elly Prishasti Yanti, Sopi Zain, Ulfi Khairani