ABSTRACT This aim of this study is to develop e-modul oriented with critical thinking skills on immune system material for students in Class XI. The research was carried out at the Biology Education Study Program FKIP Riau University on June 2022-May 2023. The developed electronic module is oriented to 6 indicators of critical thinking. This research type is Research and Development using th…
RINGKASAN Serangga mempunyai jumlah yang besar yang merupakan bagian dari keanekaragaman hayati. Kehidupan serangga dipengaruhi oleh faktor mikro dan makro dihabitat hidupnya. Keanekaragaman hayati dapat menjadi sebuah indikator suatu ekosistem. Materi keanaekaragaman hayati di SMA umumnya guru mengajar hanya menggunakan buku paket dan metode kurang variatif. Penelitian ini ingin melihat …
ABSTRACT This research aims to produce a guided inquiry-based electronic module on quality animalia material for class X SMA. This research is useful for training and improving students' abilities, especially in biology subjects on animalia material. This research was carried out at the Biology Education Campus, FKIP, University of Riau, SMAN 1 Pekanbaru, and SMAN 8 Pekanbaru in July 2022 – …
ABSTRACT This research aims to determine the effect of the recitation-assisted Problem Based Learning model on the creative thinking skills of class XI SMAN 6 Pekanbaru. The research was carried out in class control class. The research data collection technique is a test sheet in the form of a pretest-posttest and an observation sheet containing 4 indicators of creative thinking skills, namely…
ABSTRACT Student Worksheets are one of the teaching materials that can be used as a learning tool in exploring the teaching and learning process to create student activity. The purpose of this study was to determine the quality of E-LKPD in Animal Cells, Tissues, Organs and Organ Systems. This research was conducted at the Biology Education Study Program FKIP Universitas Riau and SMK Farmasi…
ABSTRACT Environmental changes and human activities are one of the causes of water pollution in various waters, including coastal waters, one of which is the mangrove ecosystem. Environmental changes and pollution affect the existence of biota in the ecosystem, one of which is macrozoobenthos. This research aims to determine the water quality of the Mangrove Ecosystem in Mengkapan Village, Sia…
ABSTRACT Riau University as a learning area is nicknamed an urban forest which has a green open space and a green campus program in it as well as various land placements that have been arranged in such a way. An important component in the realization of this green campus program is the presence of plants, including ornamental plants. Ornamental plants have various types ranging from their ap…
ABSTRAK Sustainability awareness is a sustainable awareness regarding the environment around students which must be developed as early as possible, especially in environmentally friendly schools such as SMA Negeri 1 Pekanbaru. However, habits such as littering, mixing organic and inorganic waste are examples of problems that are still often encountered. The level of sustainability awareness is…
ABSTRACT Riau University as a learning area is nicknamed an urban forest which has a green open space and a green campus program in it as well as various land placements that have been arranged in such a way. An important component in the realization of this green campus program is the presence of plants, including ornamental plants. Ornamental plants have various types ranging from their ap…
Abstract: This research aims to determine the quality of briquettes using mindi wood and palm fronds with tapioca flour adhesive and develop handouts on conventional high school biotechnology materials. The research was conducted from December 2022 to May 2023 at the Biology Education Laboratory and Mechanical Engineering Laboratory, Riau University. The research method used was a non- factor…
Abstract: This Student Worksheet is a printed teaching material that teachers use as a learning resource for students to increase their knowledge, abilities and train their students' skills. LKPD used to study human movement system material in class XI. The aim of this research is to produce quality LKPD based on problem based learning and critical thinking skills on movement systems material…
Tenggek burung (Euodia ridleyi Hochr.) is a plant that belongs to the Rutaceae family. Propagation of the tenggek burung can be obtained generatively with seeds and wild shoots from nature. This study aims to determine the effect of cutting materials and growth regulators (ZPT) on the growth of Tenggek burung (Euodia ridleyi Hochr.) cuttings. This study used a Completely Randomized Factorial De…
Jeruk sambal is one of the plants that is widely used by the community, including in Lubuk Alung District, Padang Pariaman Regency, West Sumatra, one of which can be used as a rootstock because it’s tolerant to Citrus Tristeza Virus (CTV). The requirements for good rootstock are seeds that have high polyembryonic properties, can unite with the scion, can adapt to various types of soil, and ar…
Tembesu (Fagraea fragrans Roxb.) is one of the woody plants that has high economic value. This plant also has the secondary metabolites that can be utilized as traditional medicine, cosmetics and perfumes. This study aims to determine the compound of metabolite in Tembesu leaves based on the age level of the leaves. This research was carried out extraction of Tembesu lead by Maceration method u…
Freezing during cryopreservation causes lipid peroxidation in the plasma membrane of spermatozoa. Vitamin E contains antioxidants that can inhibit the formation of free radicals. The study aimed to determine the effect of vitamin E in egg yolk tris diluent to improve sperm quality during cryopreservation with different freezing times on motility, viability, and recovery rate of Bali cattle sper…
Tembesu (Fagraea fragrans Roxb.) is a potential wood plant that is commonly used in heavy and domestic construction. The bark of the stem, branches and leaves of tembesu can also be used as a medicine to reduce heat and dysentery. The demand for tembesu that increases from year to year without being followed by tembesu cultivation results in a decrease in tembesu stands in nature. Planting temb…
Ketapang (Terminalia catappa L.) is a plant grown in the tropics for shade plants. Ketapang leaves are a part that is often used in aquaculture as antibacterial, antifungal and antiparasitic. This study aims to determine the content of secondary metabolite compounds and antioxidant activity in ketapang leaves, namely brown leaves and red leaves. The preparation of ketapang leaf extract is carri…
New types of hybrids can be created through crosses between species that have unique characteristics. One of the necessary pieces of information for a successful crossover is compatibility. In order to compare and find out the compatibility, it is necessary to cross it back and forth (reciprocal). The aim of this research is to determine the compatibility of interspecies crosses and the recipro…
21st century education emphasizes the development of higher order thinking skills (HOTS), including creative thinking. The PjBL model is suitable for integration with the STEM approach because it can stimulate students to think critically and creatively in planning projects, designing to produce their best products.The research aims to find out the effect of the STEM-integrated PjBL model …
Telah dilakukan penelitian tindakan kelas dengan model pembelajaran koopertif tipe STAD di SDN 005 Rokan IV Koto dengan menggunakan model pembelajaran Koperativ Tipe STAD pada konsep Penyesuaian diri Makhluk Hidup dengan lingkungannya, yang dilakukan dari bulan November sampai Desember 2007. Subjek penelitin ini adalah siswa kelas V SDN 005 Rokan IV Koto yang beijumlah 13 orang. Parameter…