Exploration of natural resources found in Riau is one step for get information and potential so that it can be used by humans. One of the plants that can be explored is pandan Benstonea sp. from Riau in Kajuik Lake, Langgam District, Pelalawan Regency, Riau Province. This plant has unknown taxonomic status even though it has been identified using several DNA barcodes. Therefore an analysis was …
Bamboo is a plant that belongs to the tribe of Poaceae (grass-herbaceous). bamboo in Indonesia has a high biodiversity. Vegetation analysis is a method to study the composition of the type and shape or structure of vegetation. This research has been conducted in the district Sungai Batang District Indragiri Hilir from October 2019 to March 2020. Purpose of this research was to know the diversit…
Bunga Raya Subdistrict Siak Regency is an area consisting of lowlands, undulating and slightly hilly. This region is one of the fern distribution area. The purpose of this study was to determine the diversity of ferns and to inventory fern species found in Bunga Raya District, Siak Regency based on their morphological characters. Sample collectionhad been carried out using the exploration meth…
Reteh Subdistrict of Indragiri Hilir Riau Province is a region that has many bamboo plants with a diversity of the medium bamboo species. Bamboo is an ecologically adaptiveplant and can be found in areas with a height of 0-2.000 masl. The purpose of this research was to know the diversity and analyze the bamboo vegetation in the Reteh subdistrict of Indragiri Hilir, Riau Province. This study us…
Infection from pathogenic bacteria can cause various diseases in humans, such as diarrhea and skin. The diarrheal disease can be caused by bacteria Escherichia coli, Salmonella typhimurium, and Shigella flexineri, while the cause of skin diseases caused by Staphylococcus aureus and Pseudomonas aeruginosa.Meanwhile, actinomycetes are reported to be one of the producers of antibiotics. The actino…
Pandan (Benstonea sp.) from Riau is one of the plants that has an important role in the Kajuik Lake ecosystem located in Kampar River, Langgam, Pelalawan Regency, Riau Province. The DNA barcode analysis on pandan from Riau using sequence trnV-ndhC intergenic spacer was performed in this study. The steps of this research were sampling, total DNA extraction using Genomic DNA Mini Kit Plant (Genea…
Research has been conducted in Pekanbaru 1 Public High School in January-February 2018 which aims to find out the implementation of the 2013 curriculum in terms of the standard processes in Class XI MIPA 2 in SMA Negeri 1 Pekanbaru City using purposive sampling technique. The sample used in this study were students of class XI MIPA 2 and 1 biology teacher in class XI MIPA 2. The instruments use…
Pekanbaru City is one of the epiphytic ferns distribution areas. This study aims to determine the diversity of epiphytic ferns in Pekanbaru, Riau based on the morphology of the stomata. All samples from the field were collected by exploration method. Morphological data were scaled and analyzed using NTSys PC 2.02i. A total of 20 species of epiphytic ferns (11 genera and 7 families) were identif…
Mangrove ecosystem is the main ecosystem for life activities in the coastal area, and fiddler crab is one of the fauna associated with the mangrove ecosystem. This research aims to determine the dominant habitat characteristics and calculate the diversity of the fiddler crab and analyze the factors Biotic and Abiotic of the EcosystemMangrove inSungaiRawa village, Siak regency, Riau,the purposiv…
Indian apples (Ziziphus mauritiana Lam.) is a fruiting plant originating from India. The spread of this plant can grow in subtropical and tropical regions. Generative propagation is difficult to carry out because Indian apple seeds are classified as hard-skinned seeds (physical dormancy). Vegetative propagation is an alternative to the multiplication of Indian apple seeds, through cuttings. Giv…
Durik-durik plant (Syzygium sp.) is on of the important plants that live in and around Kajuik Lake located in Langgam, Pelalawan, Riau Province. In 2010, durik-durik was classified as Eugenia sp. In 2016 and 2017, the study on durik-durik were carried out through DNA barcoding analysis based on psbA-trnH intergenic spacer, matK, rbcl, ITS dan trnL-F intergenic spacer. The conclusion was that t…
The Ghimbo Potai Prohibition Forest is a forest protected by customary law in the Koto Tibun Village, Kampar Regency, Riau Province. This forest has a high diversity of flora including meranti diversity. Meranti is one of the economically valuable plants that needs conservation efforts. The initial step of conservation needs to be carried out research on diversity of meranti (Shorea). The purpo…
Durik-durik (Syzygium sp.) plant belongs to the Syzygium genus has many benefits. Syzygium is a genus that has many species making it difficult to identify using morphological characters. This study aims to analyze DNA barcode sequences in the ETS (External Transcribed Spacer) region of durik-durik plant. The research procedure begins with the provision of leaf samples, total DNA isolation, ele…
Phyllanthus niruri L. is a medicinal plant that has been developed as phytopharmaca. The efforts to cultivate P. niruri need to be done to fulfil the large-scale and sustainable needs as raw material for traditional medicine. Propagation of P. niruri using seeds is still a problem, because the seeds have low seed germination. One of the plant hormones that play an important role in germination …
Ghimbo Potai Prohibition Forest located in Kampar District, Riau Province is directly adjacent to the access road of the community, namely the Kampar-Lipat Kain highway, which causes the forest to be exposed to heavy metals from motorized vehicles. PB produced from motorized vehicles will result in changes in air quality meaning polluted air. Lichen is a bioindicator of polluted air. Because th…
This study aims to determine the quality of the PDEODE-WEB model in blended learning on the digestive system material developed in terms of validity and practicality, as well as to see the effect of the PDEODE-WEB model in blended learning on digestive system material on critical thinking skills of high school students. This research consists of two stages, namely the first stage of model deve…
Education is one of the most important things in determining the quality of life of a nation. Through education, it is expected that students could prepare themselves to face the 21st-century life that demands productive, creative, innovative, and independent students through the learning process at school. As demanded by the 2013 curriculum, Biology learning should be student-centered, it focu…
Education is a means of conscious and planned efforts to explore the potential of students in the process of changing their mindset against phenomena that occur in the environment with existing concepts for the creation of an appropriate action in making thinking decisions. One of the learning processes that is able to lead students to link the analysis of every problem that exists in the c…
Education is certain process of influencing students so that they can adjust themselves well with their environment. Thereby it will cause change in the students. Education is expected to develop students’ potency so that they can become useful people for themselves, the nation, the country, and give conductive learning process experience. Teaching and learning process is the process of …
21st century events with changes in various aspects of human life, one of which is in dealing with information and communication technology problems, including in the learning process. The world of work demands a change in competence. An important competency in the 21 century with the ability to think critically, solve problems, and collaborate. Educators and Education Personnel Institutio…