This research was carried out in June-August 2022 with the aim of knowing the structure of the ground surface insect community in the Biology Education Nature Laboratory as a handout design on ecosystem material. Location This research was carried out at the Biology Education Natural Laboratory, FKIP, Riau University and identification was carried out at the Biology Education Study Program Labo…
This research was carried out at the Biology Education campus of the PMIPA Department, Faculty of Teacher Training and Education, University of Riau and SMAN 8 Pekanbaru in the even semester of the 2022/2023 academic year until the odd semester of the 2023/2024 academic year. The type of research used is the development of the ADDIE model. This research is only carried out until the Development…
Watermelon (Citrullus lanatus) is a type of horticultural fruit from the Cucurbitaceae (pumpkin) family which is very popular with Indonesian people. Watermelon is a tropical fruit that is well known to many people, because its water content can reduce thirst. Vinegar or vinegar is a substance made from various sugary or starchy ingredients through alcoholic fermentation followed by acetic ferm…
The lack of students' creative thinking skills caused by the lack of creativity in the teaching materials used during the learning process, especially in Biodiversity material, causes the ongoing learning process to be less than optimal. So, to optimize the learning process, efforts are needed to help students improve creative thinking skills, one of which is by using mind mapping. This researc…
21st Century Education is education based on science and technology. There have been many studies that show that the educational process that tends to be adaptive to technological sophistication has better and significant results compared to the educational process that tends to be old. This change in educational patterns is one of the characteristics of the era of globalization or called the e…
Insects are the largest group of six-legged arthropods. Arthropods are the phylum with the largest number of members compared to other phyla. As many as 56.49% of all living things in the world are insects. This research method consists of the identification stage, calculating the structure of the soil insect community, and the handout design stage. This research was conducted at the Natural La…
21st century biology learning emphasizes the importance of mastering the 4C skills. Critical thinking skills are one of the important skills for students to have in the 21st century. Based on the results of pre-surveys conducted at several schools, namely SMA Negeri 1 Pekanbaru, SMA Negeri 8 Pekanbaru, and MA Darul Hikmah Pekanbaru, it is known that the learning process that occurs not yet opti…
Biology Fair (PRB) is a competition organized by the Riau University Biology Education Student Association to determine the competency and high-level thinking abilities of middle school/senior high school students, especially in the field of biology, which has been held regularly every year since 2002. One of the branches of the PRB competition which has electability The highest is the Written …
Beetles are the common name of the Order Coleoptera. Coleoptera can be used as a natural indicator to determine whether the area is still good or not. Several types of beetles can help pollinate and decompose plant remains such as leaf litter and dead trees. Several species of Coleoptera act as plant pests and will usually attack almost all parts of the plant. Some Coleoptera are predators of o…
the reserch aims to determine the effect of the combination of NAA and BAP hormones on the growth of api-api mangrove plantlets (Avicennia marina Forsk. Vierh) and to design teaching materials that are relevants to modern biotechnology concepts, Tissue culture material for class X high school students. The research consisted of II stages. Phase I 0f the research used an experimental methods w…
Cempedak seeds are recalcitrant, so it cannot be stored at high temperatures and humidity. Seed storage techniques need to be used to maintain viability during storage. Important factors in storage techniques are storage media and storage time. The aim of this research are to look at the interaction of storage media and appropriate storage time in cempedak seed storage techniques. This research…
The Siak River in the Pekanbaru City area experienced heavy metal waste pollution in 2016 containing heavy metal Pb ranging from 0.06 - 0.09 mg/L. Pb high levels in the water will affect the structure of fish organs, especially the liver. The study aims to determine changes in the macroscopic and microscopic structure of the liver organ of baung fish (Mystus nemurus CV), as well as Pb levels i…
Arum manis mango seeds have very strong antioxidant activity with an IC50 value of 2.84 μg/mL. The strong antioxidant activity is influenced by the antioxidant compounds contained in it. This study aims to analyze the levels of vitamin C and β-carotene in arum manis mango seeds obtained from ripe fruit on trees, modern markets and traditional markets in Pekanbaru. This research method uses a …
Salak is one of the most widely cultivated and economically valuable crops in Indonesia. Some salak plantations use monoculture and polyculture systems and use chemical fertilizers. In biological studies, the difference in management systems affects the presence of soil animals in it, one of which is earthworms. Earthworms play an important role in improving soil structure. This study aims to d…
The household liquid waste containing high levels of organic and inorganic materials, which may cause environmental pollution. One of the efforts to overcome pollution caused by waste can be made by phytoremediation using Limnocharis flava. The purpose of this research was to determine the ability growth of Limnocharis flava to grow at several concentrations of household liquid waste. The resea…
Microgreens are vegetables that have two cotyledon leaves that are fully developed and can be harvested 7-21 days after planting. Honey pumpkin is a type of fruit has the potential as a plant that can be used as a microgreens because they have high nutritional and nutritional content. The study aims to determine the content of secondary metabolites contained in honey pumpkin microgreens using q…
Microgreens are young vegetables produced from vegetable seeds and herbs, while fruit based microgreens have not been widely developed. Honey pumpkin has the potential to be used as microgreens. This is in line with the use of honey pumpkin seeds which are generally only use to make sunflower seeds. Honey pumpkin seeds have abundant nutritional content so they can be developed into microgreens.…
The Kampar River and its tributaries play an important role and have been utilized by communities around the river flow. One of the species of fish that lives in the Kampar River is Hemibagrus hoevenii. Genetic diversity research using the 12S rRNA gene of H. hoevenii baung fish from Kampar River, Langgam District, Pelalawan Regency, Riau Province has never been conducted. The advantages of thi…
Bitter Rattan Plant (Calamus caesius L.) is one of Arecaceae family types that has a shrub habitus characterization, growing in clumps, and creeping on other plants. This plant is usually taken by the Rokan Hilir citizens as a traditional culinary called 'pangkek'. The aim of the study is to analyze the sequences barcodes DNA of matK and trnL-trnL-trnF IGS of bitter rattan plant (Calamus caesiu…
Pepina (Pterococcus corniculatus) is one of the native plants of Riau consumed as vegetables by the Malay Rokan community due to its high protein and ascorbic acid content. The pepina plant can be identified using short-length DNA sequences (barcode). The DNA barcodes that can be used are matK and trnL-trnL-trnF Intergenic Spacer (IGS). This study aims to analyze the DNA barcode sequences of ma…