Musi River is one of the longest rivers in Sumatra, many activities along the Musi River flow ranging from sand mining activities, industrial activities, ports, transportation to settlements. The high level of community activity has directly increased waste disposal and polluted the waters of the Musi River. One of them is the disposal of plastic waste which can later form microplastics. Microp…
Penelitian ini dilakukan untuk menghasilkan soal literasi sains biologi berbasis Framework Asesmen Kompetensi Minimum (AKM) pada materi perubahan lingkungan yang valid, reliabel, dan praktis. Subjek penelitian adalah peserta didik kelas XI. P III. A di SMA Negeri 13 Palembang. Penelitian ini dilakukan bersadarkan metode Research and Development (R&D) dengan model pengembangan Djaali dan Mulyono…
Tarsius (Cephalopachus bancanus) merupakan satwa primata yang berasal dari keluarga Tarsiidae, yang berdasarkan letak geografisnya terbagi menjadi 3 genus berbeda, Tarsius, Cephalopachus dan Carlito. Isolasi geografis dapat menyebabkan terjadinya pembentukan spesies baru, posisi geografis yang berbeda dapat memiliki kondisi ekologis yang berbeda, namun saat ini C.bancanus yang terdapat pada pul…
This study aims to determine the effect of biofertilizer application on the control of shoot borer pests (Scirpophaga excerptalis) on the growth of sugarcane plants which has been carried out from November-April 2023 at PTPN VII Cinta Manis South Sumatra. Using insitu experimental methods by observing the percentage of pest attacks and the level of leaf damage caused by shoot borer pests (Sciri…
Toxicity is the ability of a substance to cause damage to living organisms, such as causing functional, physiological (structural) or biochemical disturbances which can result in disruption of the general body condition due to pain caused by a substance. One of the plants used by Indonesian people as a medicinal plant is the saga plant (Abrus precatorius L.). The aim of this study was to determ…
This study aims to determine the effect of STEM learning treatment on water pollution topic to problem solving and decision making skills of junior high school students. The population of this study were all students of VII A and VII B of SMPN 1 Mendo Barat. Determination of the sample with Random Sampling technique. The type of this research is Quasi Experimental Design with Pretest-Posttest C…
The grasshopper has a tendency to eat plant leaves, causing physical damage such as tears in the leaves, and can even cause the loss of all leaves. One way to deal with the presence of locusts is by using sungkai leaf bioinsecticide (Peronema canescens) which contains poison for locusts. The purpose of this study was to determine the effect of sungkai leaf extract and the optimal concentration …
Changes in people's unhealthy lifestyles result in the formation of free radicals in the body. The high content of free radicals causes damage to cells and body tissues as well as metabolic disorders and causes degenerative diseases, the presence of free radicals can be prevented by antioxidant compounds. Antioxidant compounds are divided into 2 natural and synthetic antioxidants, natural antio…
A poor lifestyle can lead to the accumulation of free radicals that trigger degenerative diseases. Natural antioxidant compounds are needed to reduce free radical molecules formed in the body. One source of natural antioxidants comes from the kuku elang plant (Oxyceros longiflorus (Lam.) T. Yamaz.). The research methods used are extraction, fractionation, antioxidant activity test of fractions …
Education is the most important indicator for improving the quality of human resources. Education is a long-term savings asset to obtain more decent jobs with wages that can improve living standards. The problem of school dropout in Indonesia is a very complex issue today. This long-standing phenomenon is difficult to minimize or eliminate. This research was conducted in the transmgiran area in…
Tumbuhan melakukan respon terhadap rangsangan eksternal yang sering melibatkan gerakan pada tumbuhan secara konstan. Spesies kacang hijau (Vigna radiata L.) digunakan karna proses perkecambahan dari spesies ini tidak membutuhkan waktu yang lama dan benih spesies ini cocok ditumbuhkan pada media tanam olfactometer serta cocok untuk di tumbuhkan pada keadaan iklim dan geografis di Indonesia. Meto…
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Ethnobotanical research aims to determine the types of plants used in the traditional rituals of the Semende Tribe in Semende Darat Ulu District, Muara Enim Regency. This research uses a descriptive method. Data collection was carried out by means of observation, interviews and documentation. The results of the research show that there are 32 types of plants used in the Semende Tribe's traditio…
This research aims to determine the influence of mycorrhizal biofertilizer concentration on a mixed planting medium of compost fertilizer with Indralaya borehole irrigation water to enhance the vigor and viability of shallot seedlings. This study is a descriptive research with a qualitative approach. The research was conducted using a Completely Randomized Design (CRD) experimental method consi…
This study aims to determine the variety of species and growth patterns of two species of freshwater shrimp in the waters of the Sriwijaya Univrsity’s campus, Indralaya. The study was conducted at July 2023 until January 2024. The study used a descriptive method and sampling using the roaming method. Samples were collected using "bubu" fishing gear and along with the activity an analysis of e…
This study aims to develop teaching material products in the form of Electronic Student Worksheets (E-LKPD) based on Problem Based Learning (PBL) on valid and practical air pollution sub-materials. The development of PBL-based E-LKPD uses a type of development research with the ADDIE Model, but research is limited to the development stage. This research was carried out at SMA Negeri 16 Palemban…
The psychological constructs that address participants' subjective assessment of their school are school well-being and student well-being. High well-being is associated with improved academic outcomes, student engagement, prosocial behavior, school safety, and mental health. This study aims to determine the effect of school well-being and student well-being on student engagement in learning bi…
This research aims to understand the implementation of student participation in the management of waste, the level of student participation in waste management, and the involvement of students in the Adiwiyata program with a focus on student participation in waste management at Adiwiyata High School in Palembang City. The research method used in this study is qualitative descriptive with data c…
Dictionary Of Biology 8th edition
This study aims to determine the profile of alternative concepts at the beginning of junior high school students' learning on the concept of photosynthesis in Palembang city. This research method is descriptive qualitative using the modified Treagust method. Data collection techniques use documentation, semi-structured interviews and open ended tests (free response). The material used is based …