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Journal Cover Jurnal Pendidikan Biologi Indonesia
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  This is an Open Access Journal Open Access journal
   ISSN (Print) 2442-3750 - ISSN (Online) 2527-6204
   Published by U of Muhammadiyah Malang Homepage  [2 journals]
  • RED DRAGON FRUIT (Hylocereus costaricensis Britt. Et R) AS A NATURAL
           STAINING ALTERNATIVE IN MICROSCOPIC OBSERVATION OF THE PLANT TISSUES: THE
           PRACTICAL GUIDE IN SENIOR HIGH SCHOOL

    • Authors: Rasuane Noor, Heni Wagiyanti
      Abstract: Prepared slide of plant tissue needs to be staining to facilitate observations under microscope. Laboratorium activities in schools usually use synthetic dyes which expensive and can be damaged the student. Therefore the exploration of alternative dyes need to be established, such as utilizing of red dragon fruit (Hylocereus castaricensis Britt. Et R). This study aims to (1) find out the best concentration of dragon fruit peel extract for staining plant tissue prepared slide and (2) to develop the practical guide related to plant tissue observation. The qualitative research used different concentration  of red dragon fruit peel extract, namely: 30%, 40%, 50%, 60%, 70%, 80%, 90%, and 100% with 3 repetitions. Data were obtained from observation photos of prepared slide. The result showed that the most contrast prepared slide was used red dragon fruit extract in 60% concentration. The result use to arrange practical guide in observation of plant tissues which is validated by material expert. The validation result showed “very good” criteria (86.01%).
      PubDate: 2017-11-30
      Issue No: Vol. 3, No. 3 (2017)
       
  • LEARNING GENETICS THROUGH Drosophila melanogaster: A QUALITATIVE
           DESCRIPTIVE STUDY OF GENETICS PROJECT ACTIVITY IN FMIPA UM

    • Authors: Ahmad Fauzi, Shefa Dwijayanti Ramadani
      Abstract: Genetics is one of difficult subject for many undergraduate students majoring biology. Research based authentic is one of learning activity believed could overcome the situation. One of Genetics course that facilitating the students to conduct research based authentic is Genetics course in FMIPA UM. The aims of this study was to describe the project research activities in Genetics course at FMIPA UM, especially the research based authentic that utilize Drosophila melanogaster. The present study is qualitative descriptive that using open ended interviews, observation, and documentation to collect the data. Data collection was conducted from 2014 until 2017. An analitic strategy from Miles & Huberman was used to analyze the data. D. melanogaster was used as model organisms in several genetics project in FMIPA UM. The genetics project was conducted from first until sixteenth week. From this learning activity, students more understand about many genetics concepts. Moreover, several students have an opportunity to present their research result in International Conference.
      PubDate: 2017-11-30
      Issue No: Vol. 3, No. 3 (2017)
       
  • THE EFFECT OF PROBLEM SOLVING LEARNING MODEL BASED JUST IN TIME TEACHING
           (JiTT) ON SCIENCE PROCESS SKILLS (SPS) ON STRUCTURE AND FUNCTION OF PLANT
           TISSUE CONCEPT

    • Authors: Nengsih Juanengsih, Resha Maulida, Yuke Mardiati
      Abstract: The purpose of this study was to determine the effect of Problem Solving learning model based Just in Time Teaching (JiTT) on students' science process skills (SPS) on structure and function of plant tissue concept. This research was conducted at State Senior High School  in South Tangerang .The research conducted using the quasi-experimental with Nonequivalent pretest-Postest Control Group Design. The samples of this study were 34 students for experimental group and 34 students for the control group. Data was obtained using a process skill test instrument (essai type) that has been tested for its validity and reliability. Result of data analysis by ANACOVA, show that there were significant difference of postest between experiment and control group, by controlling the pretest score (F = 4.958; p <0.05). Thus, the problem-solving learning based on JiTT proved to improve students’ SPS. The contribution of this treatment in improving the students’ SPS was 7.2%. This shows that there was effect of problem solving model based JiTT on students’ SPS on the Structure and function of plant tissue concept.
      PubDate: 2017-11-30
      Issue No: Vol. 3, No. 3 (2017)
       
  • DEVELOPMENT OF INSTRUCTIONAL MEDIA-BASED ANIMATION VIDEO ON ENZYME AND
           METABOLISM MATERIAL IN SENIOR HIGH SCHOOL

    • Authors: Muhammad Mustofa Yusuf, Mohamad Amin, Nugrahaningsih Nugrahaningsih
      Abstract: The research aimed to product a learning material related to animation video on enzyme and metabolism material for high school student which is validated by media and material experts, educational practition and student legibility. Research and development model is ADDIE with quantitative-qualitative data analyzing methode. Data collection was obtained from validation results by media and material experts, educational partition and student legibility. The validation results were scores and suggestion. The percentage of product from expert media validation(100%),expert material validation(89,58%), educational practition (84,61%), and student legibility(81,91%) showed valid of the criteria and feasible to use after revision.
      PubDate: 2017-11-30
      Issue No: Vol. 3, No. 3 (2017)
       
  • COMPARISON THE NUMBER OF BACTERIA BETWEEN WASHING HANDS USING SOAP AND
           HAND SANITIZER AS A BACTERIOLOGY LEARNING RESOURCE FOR STUDENTS

    • Authors: Satya Darmayani, Askrening Askrening, Apita Ariyani
      Abstract: Hands are the principal carriers of bacterial diseases, therefore very important to know that washing hand with soap or hand sanitizer is highly effective healthy habits to reduce bacteria in the palm. This study aimed to determine the total number of bacteria between washing hands with soap and hand sanitizer, also applying the results of these studies as a learning resource in bacteriology. The research design was the true experiment with pretest-posttest control group research design and laboratory examination. Analysis of data using paired t-test and independent sample t-test with α = 0.05. The result using paired t-test obtained t count= 2.48921> t 0.05 (14) = 2.14479 (with liquid soap), obtained t count= 2.32937> t 0.05 (14) = 2.14479 (with hand sanitizer). As for the comparison of the total number of bacteria include washing hands with soap and hand sanitizer using independent samples t-test obtained results there were differences in the total number of bacteria include washing hands with liquid soap and hand sanitizer with t count= 2.23755> t 0.05 ( 13) = 2.16037. That results showed hand sanitizer more effective to reduce the number of bacteria than the liquid soap, that was hand sanitizer 96% and liquid soap by 95%.
      PubDate: 2017-11-30
      Issue No: Vol. 3, No. 3 (2017)
       
  • IMPROVING OF SCIENTIFIC LITERACY ABILITY USING DISCOVERY LEARNING MODEL AT
           THE SEVENTH GRADE STUDENTS OF STATE JHS 3 NGRONGGOT, NGANJUK-INDONESIA

    • Authors: Sri Ratna Dewi, Mumun Nurmilawati, Dwi Ari Budiretnani
      Abstract: Country with good education condition can be seen through its citizen scientific literacy. This research aims to improving the students’ scientific literacy ability by using discovery learning model at 7th grade students of State Junior High School 3 Ngronggot, Nganjuk-Indonesia. The instrument in this Kemmis and Taggart Model of Classroom Action Research was an essay test composed based on indicators developed by Gormaly. The results of the research showed that there were improvements on the students’ scientific literacy ability from cycle I to cycle II on six of seven indicators. Those improvements are as follows: Indentifying scientific opinion increased from 0% into 64.52%, reviewing literature effectively increased from 0% into 29.03%, understanding research design and the way how its effect to the finding/discussion increased from 14.29% into 19.35%, making graphic from the data correctly increased from 0% to 58.07%, solving problems using quantitative skill including operating basic statistics increased from 7.14% to 58.07%. However, in making inference, prediction and drawing conclusion based on quantitative data, the improvement was only on the students’ answer that got 1 score, it increased from 7.14% to 77.42%. In addition, for the indicator of understanding and interpreting basic statistic, it decreased from 21.43% to 12.90%.
      PubDate: 2017-11-30
      Issue No: Vol. 3, No. 3 (2017)
       
  • THE IMPACT OF SEX EDUCATION ON TEENAGE PREGNANCY IN JUNIOR HIGH SCHOOLS OF
           BAWKU MUNICIPAL, GHANA

    • Authors: Anthony Kudjo Donkor, Azure Love Lariba
      Abstract: The incidence of teenage pregnancy has been on the rise in Ghana, especially in the Bawku-East Municipality. The study was to explore how sex education could mitigate teenage pregnancy in the Bawku-East Municipality. This research method is descriptive qualitative. A total sample size of 145 respondents was used for the study (125 pupils, 10 teachers, and 10 head teachers). Questionnaires, semi-structured interviews, observation, and document study were used to collect data. The data obtained were processed with descriptive techniques. The study revealed that poor parenting, poverty and peer influence were the major causes of teenage pregnancy in the study area. In addition, concealing sex education and sex-knowledge from the youth made them more curious and vulnerable. There is the need for parents and schools to empower the youth through sex education to equip them with knowledge in order to overcome the potentially corrupt information through the social media and friends. The study will be useful to students, parents, teachers and vulnerable group (girl-child) advocates in communities.
      PubDate: 2017-11-27
      Issue No: Vol. 3, No. 3 (2017)
       
  • DEVELOPING AN ATLAS BASED ON FROND VENATION PATTERNS ANALYSIS OF
           POLYPODIALES IN TARAKAN

    • Authors: Fadhlan Muchlas Abrori, Aidil Adhani
      Abstract: Venation pattern is one of the unique characteristic of plants because every plant has distinctive pattern. The similarities and differences in venation patterns can be used as indicators of genetic relationship of plants. One group of plants which has varied venation patterns is ferns (Pteridophyta). The uniqueness and variation of the venation patterns can be utilized as atlas for learning in classroom, especially in Plant Morphology and Plant Taxonomy  materials. Atlas is selected as product of the research results because atlas is one of learning materials that emphasizes on the graphic aspect, easy to use as an identification reference. This study aims to identify and analysis of frond venation pattern of Polypodiales in Tarakan, which then developing an atlas based on the results obtained. The results of identify and analysis the frond venation pattern of Polypodiales showed that there were 14 species of Polypodiales. The venation pattern found in Polypodiales were  reticulate and open forked. While in the development of an atlas, the assessment result of  the content feasibility aspect by the content expert obtained 90.77% (valid), and assessment result of the presentation feasibility aspect obtained 100% (valid). The assessment result of the book size aspect by the media expert obtained 90% (valid), while assessment result of the book cover design aspect obtained 93.33% (valid), and assessment result of the content book design obtained 91.42% (valid). The assessment result of the language usage by language expert obtain 92% (valid), and assessment result of the language accuracy obtained 96% (valid). The field assessment result by lecturer for the easiness aspect obtained 92.31% (valid), the attractiveness aspect obtained 100% (valid), and the understandable aspect obtained 90% (valid). Meanwhile, the field assessment result by student for the easiness aspect obtained 97.43% (valid), the attractiveness aspect obtained 93.33% (valid), and the understandable aspect obtained 100% (valid).
      PubDate: 2017-11-27
      Issue No: Vol. 3, No. 3 (2017)
       
  • THE USE OF SILICA SAND, ZEOLITE AND ACTIVE CHARCOAL TO REDUCE BOD, COD AND
           TSS OF LAUNDRY WASTE WATER AS A BIOLOGY LEARNING RESOURCES

    • Authors: Moch Assiddieq, Satya Darmayani, Wirapati Kudonowarso
      Abstract: The aquatic environment contaminated with detergent waste in high concentrations can endanger the lives human and biota in the water. This study aimed to determine the decrease of BOD, COD and TSS content of laundry liquid waste by using filter media of silica sand, zeolite, and activated charcoal. Filter medium 1a can reduce BOD level from 98.6 mg/L to 58.80 mg/L (40.36%), while medium 1b can decrease BOD level to 21.20 mg/L (78.48%). It showed that media 1a had not fulfilled the quality standard of BOD of waste water that is 50 mg/L, while media 1b had fulfilled the standard of quality. Filter media 1a can decrease COD level from 210 mg/L to 78.80 mg/L (62.47%), whereas medium 1b can decrease COD to 25.60 mg/L (87.80%). This showed that media 1a and media 1b had met the quality standard of COD of waste water that is 100 mg/L. Filter media 1a can decrease TSS level from 465 mg/L to 122.5 mg/L (73.65%), whereas medium 1b can decrease TSS level to 52.3 mg/L (88.75%). This showed that media 1a and media 1b had met the quality standard of TSS of waste water that is 150 mg/L.
      PubDate: 2017-11-26
      Issue No: Vol. 3, No. 3 (2017)
       
  • THE ABILITY OF QUANTITATIVE LITERACY OF PRE-SERVICE BIOLOGY STUDENTS

    • Authors: Ryan Ardiansyah, Dea Diella
      Abstract: This research have purpose to know and describe quantitative literacy of pre-service biology students based on six indicators of quantitative literacy. Methods used is descriptive with study survey. This research carried out at Siliwangi University with the subject as many as 30 pre-service biology students who take plant anatomy course. Based on the analysis of test and interview obtained that of 30 students, 4 students (13.3%) in high category, 10 students (33.3%) in medium category, and 16 students (53.3%) in low category. Overall, indicator of interpretation have succeeded owned by students, but other five indicators have not been owned. Lack of quantitative literacy of pre-service biology students is caused by course characteristics that tends to qualitative teaching materials that is not based on quantitative literacy, and inadequate facility to gain and analyzed quantitative data.
      PubDate: 2017-11-26
      Issue No: Vol. 3, No. 3 (2017)
       
  • DEVELOPING OF ENVIRONMENTAL EDUCATION TEXTBOOK BASED ON LOCAL POTENCIES

    • Authors: Silfia Ilma, Fitri Wijarini
      Abstract: Environmental education subject aims to form students who have the character to maintain the environment. One effort to achieve the objectives of the Environmental education subject is the local Environmental Education Textbook Based on Local Potencies. This research was aimed to produce textbook of environment-based education subject Environmental education based on local potencies. This research and development using Borg & Gall model (1983). This study uses only five stages of the Borg & Gall model, namely (1) need analysis, (2) planning, (3) develop preliminary form of product, (4) preliminary field testing, and (5) main product revision, due to time constraints and cost. The results of the research and development that has been done is a textbook of environmental education based on local potencies that is suitable for use in semester 5 collage level.
      PubDate: 2017-11-22
      Issue No: Vol. 3, No. 3 (2017)
       
 
 
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