2025

EFFECT OF PICRALIMA NITIDA STEM BARK RESIDUE AS ADSORBENT IN DOMESTIC WASTEWATER (SULLAGE) TREATMENT

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Abstract
The rising issue of domestic wastewater pollution, mainly from heavy metals and organic pollutants, poses significant risks to public health and environmental sustainability in Nigeria. Traditional treatment methods are often costly and energy-intensive, emphasising the need for affordable, eco-friendly alternatives. This study investigated the use of Picralima nitida stem bark residue as a sustainable biosorbent for removing iron (Fe3⁺), zinc (Zn²⁺), chemical oxygen demand (COD), and total dissolved solids (TDS) from domestic wastewater. The research focused on evaluating the adsorption efficiency, identifying optimal conditions, modelling the underlying mechanisms, and comparing the cost-effectiveness to commercial activated carbon. The study conducted an experimental investigation using batch adsorption tests in controlled laboratory conditions. P. nitida bark residue was washed, oven-dried, ground, and chemically activated before analysis. The adsorbent was characterised through Fourier Transform Infrared Spectroscopy (FTIR), Scanning Electron Microscopy (SEM), and Brunauer–Emmett–Teller (BET) surface analysis. Parameters such as dosage, contact time, temperature, and pH were systematicallys varied to evaluate performance. Additionally, Langmuir and the Freundlich isotherm models were employed to interpret the equilibrium data. A cost analysis was also performed to assess the economic viability of the adsorbent. The results indicated that adsorption efficiency increased with longer contact time and stabilised after 90 minutes. The highest removal rates were 100% for Fe3⁺, 99.60% for Zn²⁺, 98.90% for COD, and 89.97% for TDS at near-neutral pH and ambient temperature. The equilibrium data conformed to the Langmuir isotherm (R² = 0.9940), indicating monolayer adsorption. Economically, the treatment cost was ₦19.50 per litre, which is roughly 30–40% lower than that of commercial activated carbon. The study concludes that Picralima nitida stem bark residue is an effective, cost-efficient, and sustainable biosorbent for domestic wastewater treatment, supporting Nigeria’s initiatives in sustainable waste utilisation and SDG 6 (Clean Water and Sanitation).
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co-supervisor

Risk Factors and Prevalence of Contrast Sensitivity Impairment among Commercial Motor Vehicle Drivers in Benin City, Nigeria

Publisher / Conference Name
The Department of Life Sciences, School of Science
University of Management and Technology, Lahore, Pakistan
Abstract / Summary
Background. Contrast sensitivity (CS) is the innate ability of the eyes to discern any var-iation in luminance or brightness between an object and its background within a given space. CS is important for recognizing lane markers, road signs, and oncoming traffic while driving, especially in low contrast environments, such as at night or during foggy weather. This survey aimed to evaluate the risk factors and prevalence of CS impairment among drivers of commercial motor vehicles in Benin City, Edo State, Nigeria. Methods. This study employed an observational cross-sectional survey of 341 drivers of commercial motor vehicles aged 20-70 years (with the mean age of 48.09 years ± 11.21 years) in Benin City. The sample comprised 326 (96.6%) male drivers and 15 (4.4%) fe-male drivers. The sample was selected using the purposive random sampling technique. The data was collected through the adjusted National Eye Institute Visual Functioning Questionnaire-25. Pelli-Robson t est was performed to assess c ontrast sensitivity. Data was analysed using IBM-SPSS (version 29.0). Chi-square test was used to observe significant differences between CS and the associated risk factors. Results. The prevalence of impaired CS in this study was 21.7%. It increased with the increase in age from 7.9% among the age group 20-30 years to 4 8.0% among the age group >60 years. Higher educational level was found to correlate with decreased CS impairment. Conclusion. The high prevalence of CS in this study could be a threat to safe driving, especially in low contrast environments, if appropriate measures are not put in place to identify drivers with CS impairment. Routine CS assessment of drivers is recommended preceding the issuance of driver’s license and relicensing.
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Relationship between Contrast Sensitivity and Stereopsis among Commercial Motor Vehicle Drivers' in Benin City Metropolis, Edo State, Nigeria

Publisher / Conference Name
Journal of the Nigerian Optometric Association
Abstract / Summary
Purpose: Contrast sensitivity (CS) and stereopsis play significant roles in discerning variation in brightness between a figure and its background, including judging accurately the location of objects in the visual space. The purpose of this research was to ascertain the relationship between contrast sensitivity and stereopsis impairment among drivers of commercial motor-vehicles in the city of Benin, Edo State, Nigeria. Methods: A cross-sectional survey of 341 commercial motor-vehicle drivers aged 20 - 70 years with mean age of 48.09 years ± 11.21 standard deviation in Benin City Metropolis using a purposive random sampling technique was conducted. Data were obtained using adjusted National Eye Institute Vision Function Questionnaire. Pelli-Robson test was done to assess contrast sensitivity. Stereopsis was examined with TNO Random Dot Stereogram Chart. Data was analysed with version 29.0 of IBM-SPSS using Chi-square test and Pearson coefficient of correlation, and reported in tables and chart. Significance level was considered at Probability value < 0.05. Results: 341 commercial drivers that comprised 326 (95.6%) males and 15 (4.4%) females were recruited for the study. The prevalence of impaired contrast sensitivity was 21.7%. Prevalence of impaired gross and fine stereopsis was 18.8% and 83.9% respectively. There was a significant interrelationship linking contrast sensitivity with gross stereopsis (r = 0.202; P <0.01) and fine stereopsis (r = 0. 135; P <0.05). Conclusion: This study demonstrated that stereopsis decreased with decrease in contrast sensitivity. Routine contrast sensitivity and stereopsis assessment of drivers are recommended prior to issuance of drivers’ license and re- license.
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BENIN CITY RESIDENTS’ PERCEPTION OF BROADCAST MEDIA REPORTAGE OF GOVERNOR OBASEKI’S “EDOJOB POLICY”

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This study examines Benin City residents’ perception of broadcast media reportage of Governor Obaseki’s “Edojob Policy.” The research sought to determine the level of awareness of Edojob Policy among residents, the media channels through which they accessed information, their attitudes towards the policy, and their overall perception of it. The study was anchored on Media Dependency Theory and Framing Theory. A survey research design was employed, with a sample size of 400 respondents drawn from Oredo, Ikpoba-Okha, and Egor Local Government Areas of Edo State. Data were collected using questionnaires and analyzed using frequency distribution and simple percentages. Findings revealed that the majority of respondents were aware of Edojob Policy, with social media emerging as the dominant channel of information. Residents generally perceived the policy positively, acknowledging its contribution to job creation and empowerment. The study concludes that broadcast media reportage has been effective in creating awareness and shaping public perception of the Edojob Policy. The study recommends that media organizations continue to provide extensive coverage of developmental policies and that government sustains and expands the Edojob Initiative for broader impact.
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co-supervisor

THE ROLE OF PUBLIC RELATIONS IN THEATRE MANAGEMENT

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This study examines the role of Public Relations (PR) in the management of the academic Theatre of the university of Benin , with a specific focus on it's impact on Audience engagement, ticket sales, and overall Organizational Success. The research was motivated 5 by the need to address the frequent oversight of strategic communication within theatre management, where artistic elements are often priortized. Employing a descriptive survey design, data was collected from a purposive sample of 150 students using a structured questionnaire and analyzed through frequency tables and percentages. The findings reveal that digital PR Strategies, particularly social media content and behind the scenes materials, are Paramount in engaging the modern student audience, whereas traditional methods like flyers are less effective. A strong direct correlation was established between PE efforts and ticket sales, with effective promotion and targeted discounts Significantly influencing purchase decisions . The study concludes that PR is a critical strategic management function essential for building reputation, fostering community, and ensuring the financial viability and long term sustainability of Theatre organizations . It is recommended that theatre management strategically integrate digital PR, professional branding, and community building initiatives into their core operational plans. Keywords: Theatre production, Technology integration, creativity, Artificial intelligence, capacity Building
Supervisor(s)
co-supervisor

DESIGN AND IMPLEMENTATION OF A CGPA/GPA CALCULATOR

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**Abstract** The manual calculation of Grade Point Average (GPA) and Cumulative Grade Point Average (CGPA) is often time-consuming, prone to computational errors, and may lead to inaccurate academic records. This project, titled **"Design and Implementation of a CGPA/GPA Calculator,"** was undertaken to develop a computerized system that automates the computation of students' academic performance with improved accuracy, speed, and reliability. The system was designed to calculate semester GPA and cumulative CGPA based on approved grading policies, taking into account course credit units, grades obtained, quality points, and cumulative academic records. The development of the application followed the Software Development Life Cycle (SDLC), which included requirements analysis, system design, implementation, testing, and evaluation. The system was developed using appropriate programming tools and technologies, with a user-friendly interface that allows users to input course details, credit units, and grades, after which the application automatically computes the corresponding GPA and CGPA. The calculator also provides features for validating user input, minimizing calculation errors, and displaying results in an easily understandable format. System testing was carried out using various datasets to evaluate the accuracy, efficiency, and reliability of the application. The results showed that the developed system accurately computed GPA and CGPA values within a short processing time while eliminating the errors commonly associated with manual calculations. Furthermore, the application enhanced record management, improved user convenience, and provided a dependable tool for students and academic institutions to monitor academic performance. The study concludes that the implementation of a CGPA/GPA Calculator significantly improves the efficiency and accuracy of academic result computation. It is therefore recommended that educational institutions adopt automated GPA/CGPA calculation systems to reduce computational errors, improve transparency, and facilitate effective academic performance monitoring.
Supervisor(s)
co-supervisor

Female Journalism and security reportage in Edo State

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Abstract
This study is focused on examining the female journalism and security reportage in Edo State. The objectives of the study were to examine the contributions of women to security reporting in Edo State, identify the challenges faced by female journalists in security reporting within Edo State and explore whether female journalists have influenced the perception of women in the field of security reporting in Edo State. In terms of the theoretical framework, the study was based on the feminist theory and the social role theory. A survey research design was used, and questionnaire were given to residents of Benin City. Findings of the study revealed that female journalists play a significant role in raising public awareness on security issues in Edo State. The findings also showed that female journalists have successfully challenged stereotypes in security reporting. It was concluded that female journalists in Edo State are making significant strides in security reporting. The researcher therefore recommended that media houses should create more opportunities for women to participate in security-related journalism by assigning them to such beats and supporting their training and development. It was also recommended that government and non- governmental organisations should work with media platforms to promote awareness campaigns that encourage gender equity in journalism.
Supervisor(s)
co-supervisor

THE ROLE OF NGOS IN COMBATING HUMAN TRAFFICKING AND IRREGULAR MIGRATION IN BENIN: A CASE STUDY OF PATRIOTIC CITIZENS INITIATIVE (PCI)

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The world has been battling complex issues such as human trafficking and irregular migration. Nations on every continent have established measures to combat these societal issues. To fully understand the significance of these two concepts, it's essential to define them properly. Human trafficking can be likened to modern-day slavery, characterized by the recruitment, transportation, transfer, harboring, or receipt of individuals through force, coercion, deception, or exploitation, with the goal of exploiting them. This complex phenomenon involves various individuals, including traffickers, victims, and enablers, and can take many forms, such as forced labor, sex trafficking, and organ harvesting, with severe physical, emotional, and psychological consequences for its victims.
Supervisor(s)
co-supervisor

KNOWLEDGE, ATTITUDE AND PRACTICE OF FOOT HEALTH AND CARE AMONG APPARENTLY HEALTHY ADULTS IN BENIN CITY, EDO STATE

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Background: Foot health is an important but often neglected component of overall well-being. Despite the high prevalence of foot ailments globally, there is a paucity of research on the knowledge, attitudes, and practices related to foot health among the general adult population in Nigeria. Aim: This study aimed to determine the knowledge, attitudes, and practices of foot health and care among apparently healthy adults in Benin City, Nigeria. Methods: This cross-sectional study involved 1000 apparently healthy adults (598 males, 402 females) residing in Benin City. Data were collected using a structured questionnaire developed by the American Podiatric Medical Association (APMA). It assessed sociodemographic characteristics, knowledge of foot health, attitudes towards foot care, self-reported foot health, and foot care practices. Data collected was summarized using descriptive statistics and Chi-square test was used to determine associations between variables. Alpha level was set at p<0.05. Results: 41.7% of respondents rated foot care as 'Very Important', and 48.0% reported giving their foot health 'No thought at all'. Foot ailments were common, with pain in the ball of the feet being the most frequent (56.5%). This pain significantly impacted daily life, inhibiting sleep for most respondents (56.3%). Foot care practices were reactive, with a preference for informal information sources like specific health websites (57.5%) over professional consultation. Sociodemographic factors such as age (p < 0.001) and gender (p < 0.05) were significantly associated with knowledge and attitudes towards foot health and care. Conclusion: Apparently healthy adults in Benin City possess fair to good knowledge and attitudes towards foot health but foot care practices are reactive. Their foot health is impacted by common among them. These findings underscore the need for targeted public health initiatives to improve foot health literacy and promote preventive care practices in Benin City.
co-supervisor

THE ROLE OF ICT IN ENHANCING KNOWLEDGE SHARING AND COLLABORATION AMONG JOHN HARRIS LIBRARY STAFF IN THE UNIVERSITY OF BENIN

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Abstract
This study gathered information on how ICT enhances collaboration and knowledge sharing among John Harris library staff members in the University of Benin. Using the descriptive survey approach. The investigation was guided by eight research questions. The study's population consists of 87 staff both professional and non-professional staff of the John Harris Library in the University of Benin. Out the 87-library staff, thirty were professionals and fifty-seven (57) were non-professionals. Purposive sampling was employed in the study. For the study, a purposive sample strategy was used. The questionnaire titled "ethical role of library and information science professionals in disseminating information" used as the study's instrument. The supervisor of the researcher validated the study equipment. The final draft of the instrument included her recommendations and ideas. The split-half technique was used to determine the instrument's reliability. After carefully outlining the goal of the study, the researcher administered this instrument with the help of her supervisor. Descriptive statistics were used to analyze the data. Findings revealed that library staff have access to essential ICT tools, including computers and internet facilities. It was also revealed that ICT tools are frequently used in daily library operations, communication, online meetings, and document sharing. Based on the findings, it was recommended that Libraries should invest in reliable internet connectivity, organize a regular professional training programs and should encourage the adoption of online collaborative tools.
Supervisor(s)
co-supervisor