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Analysis of the Quality of the River Kualuh in the Review of the Physical-Chemical Rosenta, Ika; Lihardo Hulu, Irwan; Harahap, Arman; Maini Hasibuan, Kiki; Nwazonobi, Patrricia; Mustika Piliang, Fenny
International Journal of Science, Technology & Management Vol. 5 No. 4 (2024): July 2024
Publisher : Publisher Cv. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46729/ijstm.v5i4.1128

Abstract

The purpose of this study is to analyze the water quality of the river and the status of water quality of watersheds Kualuh Kabupaten Labuhanbatu. Sampling was done at 3 monitoring points along the flow of the river Kualuh Kabupaten Labuhanbatu. The determination of the sampling points in the field using the purposive sampling method, with the determination of the sampling points based on the differences in the characteristics found in the study area.Some of the parameters measured were temperature, conductivity, COD, BOD, and oil/ fat are then compared with the criteria of the Raw water Quality of the river class II according to PP R. I. No. 82 Year 2001.On Water Quality Management.Based on the results of the analysis of the obtained results that in the area of monitoring point 1, is the most polluted areas.This is because, in this area there is the activity of a diverse community.Household produces waste that comes from the activity of the bathroom, toilet, kitchen, washing clothes and washing of household appliances.
MOTIVASI DAN HASIL BELAJAR SISWA KELAS X PADA  MATERI EKOSISTEM  MELALUI  PEMBELAJARAN BERBASIS MASALAH (PBL) Mustika Piliang, Fenny; Rosenta Purba, Ika; Sinaga, Fiana
Jurnal Metabio Vol. 6 No. 1 (2024): MetaBio : Jurnal Pendidikan (Edisi Elektronik)
Publisher : Program Studi Pendidikan Biologi, Fakultas Keguruan Dan Ilmu Pendidikan Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/9taycc93

Abstract

This research aims to determine the effect of the project based learning model on student motivation and learning outcomes. in a pretest-posttest control group design. The research population was 75 students consisting of 2 classes at SMA Muhammadiah – 7 Serbelawan for the 2023/2024 academic year. The research sample was 75 students consisting of 2 classes, Student motivation is measured using a questionnaire while learning outcomes are measured using a multiple choice test. Next, the data obtained were analyzed using quantitative descriptive analysis by carrying out analytical prerequisite tests and hypothesis testing with a significance level of α = 0.05. The results of this research show that there is a significant influence in using the project based learning model on student learning motivation with a probability value of 0,05 (0,000 < 0,05) and tcount (0, 511) > ttable(1,666) and it can be concluded that Ha is accepted and H0 is rejected, which means there is a significant influence using a project based learning model on student learning outcomes with a probability value of 0,05 (0,000 < 0,05) and tcount 9,906 > ttable 3,122
PENGARUH MODEL PEMBELAJARAN SAVI (SOMATIC, AUDITORY, VISUAL, INTELLECTUAL) TERHADAP HASIL BELAJAR IPA SISWA KELAS VIII SMP SWASTA YPI DHARMA BUDI KECAMATAN SIDAMANIK Dianti Siboro, Thiur; Mustika Piliang, Fenny; Ariska, Windy
Jurnal Metabio Vol. 6 No. 1 (2024): MetaBio : Jurnal Pendidikan (Edisi Elektronik)
Publisher : Program Studi Pendidikan Biologi, Fakultas Keguruan Dan Ilmu Pendidikan Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/qzgv0k88

Abstract

This research aims to determine the effect of the SAVI (Somatic, Auditory, Visual, Intellectual) learning model on the science learning outcomes of class VIII students at YPI Dharma Budi Private Middle School, Sidamanik District, Academic Year 2023/2024. The population in this study were all class VIII students consisting of 2 classes with a total of 60 students. Sampling was carried out using non-probability sampling, saturated sampling or total sampling. Data analysis was carried out by determining the validity test, reliability test, linearity test, normality test, homogeneity test, R2 test, and hypothesis test, proven by the "t test" at a significance level of α = 0.05. From the research results, the average pretest score for the experimental class was 51.17 and the control class was 48.50. The average posttest score for the experimental class was 84.67 while the control class was 80.33 with a difference of 4.34. From the results of hypothesis testing using the t test, tcount (2.244) ˃ ttable (2.001), then Ha is accepted and H0 is rejected, meaning that there is an influence of the SAVI (Somatic, Auditory, Visual, Intellectual) learning model on the science learning outcomes of class VIII students at YPI Dharma Private Middle School. Budi, Sidamanik District. And the results of this research show that the influence of the SAVI learning model on the science learning outcomes of class VIII students at Sw YPI Dharma Budi Sidamanik Middle School is 64.2%. Based on the results of research and data analysis, it can be concluded that there is an influence of the SAVI (Somatic, Auditory, Visual, Intellectual) learning model on the science learning outcomes of class VIII students at YPI Dharma Budi Private Middle School, Sidamanik District, amounting to 64.2%.
PENGARUH MEDIA PEMBELAJARAN VIDEO ANIMASI TERHADAP HASIL BELAJAR SISWA PADA MATERI PEMANASAN GLOBAL DI SEKOLAH SMP SWASTA MUHAMMADIYAH-21 DOLOK BATU NANGGAR Pratiwi K.R, Kesi; Mustika Piliang, Fenny; Damanik, Risjunardi
Jurnal Metabio Vol. 5 No. 2 (2023): MetaBio : Jurnal Pendidikan (Edisi Elektronik)
Publisher : Program Studi Pendidikan Biologi, Fakultas Keguruan Dan Ilmu Pendidikan Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/jyeggx87

Abstract

This study aims to determine the influence of animated video learning media on student learning outcomes in global warming at Muhammadiyah-21 Dolok Batu Nanggar Private Junior High School. This study used a quantitative approach with a true experimental research method, where independent and dependent variables were tested on samples from the experimental and control groups. This study used a Pre-test Post-test Control Group Design. The total population of 124 seventh-grade students was 124, and 62 students were sampled using cluster random sampling. They were divided into two classes: one control class (VII-C) with 31 students and one experimental class (VII-D) with 31 students. Data analysis techniques used were normality tests, homogeneity tests, simple linear regression tests, mean values, standard deviations, and hypothesis testing. The results of the study showed that the normality test for the control class was 0.351 and the experimental class was 0.708. The homogeneity test showed a significance value of 0.0357. The simple linear regression test for the control class yielded a constant value of 43.066, with a correlation coefficient of 0.118, and for the experimental class a constant value of 39.939, with a correlation coefficient of 0.082. The average posttest score for the control class was 67.10, while for the experimental class it was 93.06. The standard deviation for the control class was 7.613, and for the experimental class it was 5.428. In this research hypothesis test, if t count > t table at a significance level of α = 0.05 and degrees of freedom (df) = 30, then H0 is rejected and Ha is accepted. The hypothesis test calculation yielded t count of 16.263 > t table of 1.69726. Based on the research results and data analysis, there is a significant difference and improvement in student learning outcomes using animated video learning media on global warming in seventh-grade students at Muhammadiyah-21 Private Junior High School, Dolok Batu Nanggar. 
PENGEMBANGAN MODUL PEMBELAJARAN IPA MATERI PENCEMARAN LINGKUNGAN UNTUK SISWA KELAS VII MADRASAH TSANAWIYAH SWASTA PERGURUAN GUPPI PEMATANG SIANTAR Dewi Purwanti, Ratih; Damanik, Risjunardi; Mustika Piliang, Fenny
Jurnal Metabio Vol. 5 No. 2 (2023): MetaBio : Jurnal Pendidikan (Edisi Elektronik)
Publisher : Program Studi Pendidikan Biologi, Fakultas Keguruan Dan Ilmu Pendidikan Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/t54typ12

Abstract

This research aims to develop a science learning module for seventh-grade students. This learning module aims to improve student learning outcomes and understanding of environmental pollution. This research is a type of research and development or Research and Development (R&D) with reference to Sugiyono's opinion. The product developed based on the initial research is a science learning module for seventh grade students containing environmental pollution material in the form of understanding, causes, types, impacts and efforts to overcome environmental pollution. The trial subjects in this research and development are media experts/lecturers, science teachers and seventh grade students of MTs Swasta Perguruan Guppi Pematang Siantar as potential product users. The sampling used in conducting this research is purposive sampling because the education system implemented at MTs Swasta Perguruan Guppi Pematang Siantar is a block system. Data collection techniques are carried out by interviews, questionnaires and tests. Interviews are used to obtain the required information, questionnaires are used to obtain the required information and student responses regarding the developed module and tests are used to determine the improvement in learning outcomes and student understanding of environmental pollution material. Data are analyzed qualitatively and quantitatively. The results of the study show that the science learning module trial for seventh grade MTs students is included in the good category. After revision, the science learning module trial results are included in the good category. Thus, the learning module This developed science module for seventh-grade MTs students is suitable for use by students. 
PENERAPAN MODEL PEMBELAJARAN JIGSAW UNTUK MENINGKATKAN HASIL BELAJAR SISWA KELAS XI SMA NEGERI 1 PEMATANG BANDAR Tri Anggraini, Sarah; Damanik, Risjunardi; Mustika Piliang, Fenny
Jurnal Metabio Vol. 5 No. 1 (2023): MetaBio : Jurnal Pendidikan (Edisi Elektronik)
Publisher : Program Studi Pendidikan Biologi, Fakultas Keguruan Dan Ilmu Pendidikan Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/8zagaw81

Abstract

Application of the Jigsaw Learning Model to Improve Biology Learning Outcomes on the Human Excretory System in Class XI Science 1 and Science 2 of SMA Negeri 1 Pematang Bandar, Pematang Bandar District, Simalungun Regency. The purpose of this study was to improve the learning outcomes of class XI students of SMA Negeri 1 Pematang Bandar in the 2021/2022 academic year using Jigsaw learning. The subjects of this study were 30 class XI Science 1 and Science 2 students of SMA Negeri 1 Pematang Bandar, Pematang Bandar District, Simalungun Regency, in the 2021/2022 academic year. This study used a qualitative descriptive approach with Classroom Action Research (CAR) type which was implemented for one month, from March to April, in two cycles. Each cycle consisted of four stages: planning, action, observation, and reflection. The data collection techniques used in this study are (1) Participant observation method because the teacher as a researcher also observes and is observed directly by collaborators who also observe the activeness of teachers and students during the learning process. (2) Documentation method, used to determine the initial abilities of students and to obtain data about SMA Negeri 1 Pematang Bandar, Pematang Bandar District, Simalungun Regency which includes history, geographical location, and also about its vision and mission, (3) Test method is used to determine student learning outcomes after working on the questions given at the end of learning in each cycle. The conclusion of the study is that the application of the Jigsaw learning model can improve student activity and learning outcomes in biology learning in class XI SMA Negeri 1 Pematang Bandar in the 2021/2022 Academic Year. This can be seen in the results of the analysis of learning outcome data in each cycle which has increased. Cycle I with a class average of 69.7%, student absorption of 73.7%, and student learning completeness of 70%. Meanwhile, the results of the second cycle test showed an average score of 80.4%, an absorption rate of 78.8%, and a student learning achievement of 90%. Based on the data above, this research is very useful for improving teacher competency in developing students' knowledge about the excretory system at school. The application of the Jigsaw learning model can also improve the quality of the learning process about the excretory system for students, thereby improving the quality of teacher and student activities. 
PENGARUH PENGGUNAAN APLIKASI QUIZIZZ DALAM PEMBELAJARAN DARING TERHADAP MINAT DAN HASIL BELAJAR SISWA DI SMP Mustika Piliang, Fenny; Damanik, Risjunardi; Ayu Wiranda, Deva
Jurnal Metabio Vol. 4 No. 2 (2022): MetaBio : Jurnal Pendidikan (Edisi Elektronik)
Publisher : Program Studi Pendidikan Biologi, Fakultas Keguruan Dan Ilmu Pendidikan Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/qyk7s583

Abstract

This study aims to examine the effect of using the Quizizz application in online learning on student interest and learning outcomes in junior high schools. This study is a quantitative study. The study population consisted of 66 students consisting of two classes. Sampling was carried out by total sampling, namely class VII-A and class VII-B. The number of students in each class was 33. The research instrument used was a test and questionnaire. Based on the results of hypothesis testing using the t-test, as obtained thitung 6.836 > ttabel (1.701) at a significance level of 0.000 < 0.05. Based on this, it can be concluded that the Sig. value < 0.05 and thitung value > ttabel, which means H_0 is rejected and 〖H〗_a is accepted. Thus, there is a significant influence between the scores in the experimental class and the scores in the control class. Based on the results of the hypothesis testing using the F-test, the calculated F-value is greater than the F-table (9.709 > 4.004) and the sig. value is less than 0.05 (0.003 < 0.05). Thus, Ha is accepted and H0 is rejected, indicating a significant effect of learning using the Quizizz application on student interest and learning outcomes. The study concluded that using the Quizizz application has an impact on the interest and learning outcomes of sevent
PENGARUH MODEL PEMBELAJARAN MAKE A MATCH DENGAN PICTURE AND PICTURE TERHADAP HASIL BELAJAR SISWA DI SMP NEGERI 1 SIDAMANIK Mustika Piliang, Fenny; Romlayani
Jurnal Metabio Vol. 3 No. 2 (2021): MetaBio : Jurnal Pendidikan (Edisi Elektronik)
Publisher : Program Studi Pendidikan Biologi, Fakultas Keguruan Dan Ilmu Pendidikan Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/2abd1x78

Abstract

This study aims to determine the effect of the make-a-match learning model with picture and picture on student learning outcomes in the excretory system in eighth-grade students at SMP Negeri 1 Sidamanik. The population in this study was 311 students, and the sample size was 64 students (cluster random sampling). Class VIII-B served as Experimental Class I and VIII-C as Experimental Class II. Data analysis was performed by calculating the mean, median, mode, and standard deviation. Hypotheses were tested using statistics or the t-test at a significance level of α = 0.05. The average pre-test score for Experimental Class I was 45.63 and for Experimental Class II was 42.34. The post-test score for Experimental Class I was 81.88 and for Experimental Class II was 81.56, a difference of 3.2%. The results of the hypothesis test using the t-test obtained t-count (103.1) > (1.669). Therefore, Ha is accepted and Ho is rejected, indicating that the make a-match learning model with picture and picture has an effect on student learning outcomes at SMP Negeri 1 Sidamanik. Based on the research results and data analysis, it was concluded that the make-a-match learning model with picture and picture has an effect on student learning outcomes at SMP Negeri 1 Sidamanik. 
PERBANDINGAN MODEL PEMBELAJARAN TALKING STICK DAN NUMBERED HEAD TOGETHER  TERHADAP HASIL BELAJAR IPA SISWA DIKELAS VIII SMP KARTIKA I-4 Mustika Piliang, Fenny
Jurnal Metabio Vol. 3 No. 1 (2021): MetaBio : Jurnal Pendidikan (Edisi Elektronik)
Publisher : Program Studi Pendidikan Biologi, Fakultas Keguruan Dan Ilmu Pendidikan Universitas Simalungun

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36985/r4pw0e78

Abstract

This study aims to determine the differences in student learning outcomes using Talking Stick and NHT in class VIII of SMP Kartika I-4 Pematangsiantar on the Human Digestive System material in the 2020/2021 Academic Year. This study is a type of quasi-experimental research (Quasi Experiment) that is given different treatments in each class. Samples were taken using cluster random sampling technique, obtained class VIII-1 was used as experimental class I using the Talking Stick learning model with a total of 23 students, while class VIII-3 was used as experimental class II using the NHT learning model with a total of 23 students, research data analysis, finding the average value, standard deviation, homogeneity test, normality test and t test. From the results of the study, the average value in the experimental class I was 85 while the student learning outcomes in the experimental class II were 80. From the results of hypothesis testing using the t test, t count (3.63) was obtained > t table (2.00), thus the alternative hypothesis (Ha) was accepted and (Ho) was rejected, meaning there was a significant difference in student learning outcomes using Talking Stick and NHT on the Human Digestive System material for class VIII of SMP Kartika I-4 Pematangsiantar in the 2020/2021 Academic Year.