Kelechi Chioma

Expert Biology tutor offering engaging lessons in various topics with interactive teaching and technology

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Kelechi Chioma

Bachelors degree

/ 55 min

Your biology tutor - Kelechi

I am Kelechi Chioma, my students call me KC, I am an experienced Tutor with over 20 years experience in Biology education. I hold a Bachelors in Biochemistry. My specialties include Biology experiments, lab skills, career guidance , personalised learning plans and more. I excel in teaching Zoology, Microbiology, cell biology and Genetics. I teach students at all levels -- Middle School, High School, College and Elementary. I focus on real-world applications, visual learning, and effective test prep strategies. Whether you need help with home work, assignments, review sessions or want to delve into depths of human anatomy or Ecology, I've got you covered. let's embark on a learning journey tailored made for you. The goal is to take the veil off, and lead you from confusion to confidence. Tailored tutoring that unlocks potential and helps every student master any subject with clarity and confidence.

Meet Kelechi

Kelechi graduated from Nnamdi Azikiwe University

Kelechi graduated from Nnamdi Azikiwe University
Kelechi graduated from Nnamdi Azikiwe University

Academic expertise of your biology tutor

Advanced Placement (AP) Program (USA) icon

Advanced Placement (AP) Program (USA)

New Zealand Curriculum - NZC (NZ) icon

New Zealand Curriculum - NZC (NZ)

Provincial-specific curriculum (CA) icon

Provincial-specific curriculum (CA)

Personalized learning plans icon

Personalized learning plans

A-Levels (UK) icon

A-Levels (UK)

Biology experiments icon

Biology experiments

Australian Curriculum (AU) icon

Australian Curriculum (AU)

Career guidance icon

Career guidance

Next Generation Science Standards - NGSS (USA) icon

Next Generation Science Standards - NGSS (USA)

State-Specific Standards (USA) icon

State-Specific Standards (USA)

GCSE (UK) icon

GCSE (UK)

Common Core State Standards - CCSS (USA) icon

Common Core State Standards - CCSS (USA)

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AI modules

Summary

Podcast

Quiz

Learnings

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Spotlight

Zero Risk Guaranteed

15-days refund

Free tutor swap

No cancel fee

1-yr validity

24/7 support

Types of students for biology class

High School students icon

High School students

Anxiety or Stress Disorders icon

Anxiety or Stress Disorders

ADHD icon

ADHD

ASD icon

ASD

Middle School students icon

Middle School students

Elementary School students icon

Elementary School students

College students icon

College students

Learning Disabilities icon

Learning Disabilities

Biology class overview

When students learn with me, they gain more than improved grades. They gain clarity, confidence, and the courage to tackle previously intimidating subjects. I transform confusion into understanding and uncertainty into academic strength — one student at a time. built on a simple belief: no subject is too difficult when it is taught the right way, by the right tutor, in a way that fits the learner. Many students struggle not because they lack ability, but because complex topics are often presented in confusing or rigid formats. At PhyChemBio Tutors Limited, we remove the veil from challenging subjects and shine light on the areas students find most difficult. Our goal is not just to help students pass exams, but to help them truly understand what they are learning. I provide personalized tutoring tailored specifically to each student’s needs, pace, and goals. I begin by identifying where the student currently stands academically, then design a structured path to guide them to where they need to be. Whether the objective is exam preparation, skill development, or mastery of a specific subject, our approach ensures measurable progress and growing confidence.

Your biology tutor also teaches

Biology

Biology

Botany

Botany

Cell biology

Cell biology

Genetics

Genetics

Microbiology

Microbiology

Zoology

Zoology

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Biology concepts taught by Kelechi

Student learned 12 days ago

The Student and Tutor worked through a series of advanced chemistry problems covering topics such as thermochemistry, intermolecular forces, density, stoichiometry, solution chemistry, and gas laws. They collaboratively solved problems involving calculations for enthalpy of neutralization, percentage yield, partial pressures, and the number of atoms in a hydrate. At the end of the session, the Tutor and Student discussed starting biology basics before the Student's official class begins in August.

Mass from Molarity and Volume

Calculating Atoms in Hydrate Compounds

Partial Pressure (Dalton's Law)

Percentage Yield in Reactions

Density and Volume Displacement

Identifying Intermolecular Forces (IMFs)

Enthalpy of Neutralization (ΔH)

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Student learned 13 days ago

The Student and Tutor reviewed various advanced chemistry concepts and problem-solving techniques, including theoretical yield, molecular formula determination from percentage composition and gas density, writing ionic equations, calculating molar concentrations, and titration. They also covered enthalpy changes from reactions and bond enthalpies, and extensively discussed the definitions and identification of oxidation-reduction reactions and agents. The next session was scheduled to continue their review.

Titration Calculations

Redox Reactions: Oxidation & Reduction Agents

Enthalpy Change (ΔH) & Heat Released

Molar Concentration of Ions in Mixed Solutions

Ionic & Net Ionic Equations

Empirical & Molecular Formulas from Composition

Limiting Reagent & Theoretical Yield

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Student learned 18 days ago

The Student and Tutor reviewed various chemistry concepts, including molecular geometry, VSEPR theory, polarity, and periodic trends such as ionic radius, lattice energy, melting points, ionization energy, and electron affinity. They worked through specific examples provided by the Student and clarified conceptual misunderstandings related to electron domains, bond angles, and the reasons behind periodic trends. The Tutor confirmed availability to assist the Student with biology in the upcoming semester, addressing the Student's future academic plans.

VSEPR Theory: Molecular Geometry & Polarity

Isoelectronic Series & Ionic Radius Trends

Melting Points: Lattice Energy & Ionic Radius

Ionization Energy (IE)

Electron Affinity (EA)

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Student learned about 1 month ago

The Student and Tutor worked through several advanced chemistry problems, including calorimetry calculations, bond enthalpy determinations, photon energy and wavelength calculations, and applications of Hess's Law. They focused on correcting the Student's approach to these problems and clarifying formulas and concepts. The Student has an upcoming test on these topics and plans to engage in more practice.

Calorimetry: Calculating Heat Transfer (Q) and Enthalpy Change (ΔH)

Bond Enthalpies: Estimating Enthalpy Change (ΔH)

Photon Energy and Wavelength Calculations

Hess's Law: Combining Reactions for ΔH

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Student learned about 1 month ago

The Tutor and Student reviewed various chemistry concepts including dilution, titration calculations, percentage composition, and hydrate formulas. They practiced solving problems related to these topics, with a focus on balancing chemical equations and applying relevant formulas like M1V1=M2V2 and N=MV. The next session is scheduled for Monday afternoon to continue practice.

Dilution Calculations (M₁V₁ = M₂V₂)

Neutralization Reactions and Titration

Percent Composition by Mass

Calculating Atoms in Hydrated Compounds

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Student learned about 1 month ago

The Student and Tutor reviewed key organic chemistry concepts, focusing on identifying functional groups like hydroxyl, carboxyl, amino, and carbonyl, and their associated organic compounds. They practiced recognizing these groups and discussed their presence in biological macromolecules. The session also covered essential biochemistry topics, including enzymes, oxidation-reduction, and an overview of glycolysis and the Krebs cycle in preparation for an upcoming exam.

Glycolysis and the Krebs Cycle: Cellular Energy Production

Oxidation-Reduction (Redox) Reactions

Organic Functional Groups: Identification & Macromolecules

Enzymes: Biological Catalysts

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Teaching tools used by biology tutor

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Quizzes

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Flashcards

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Digital whiteboard

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Assessments

Hands-on biology lessons

Open Q&A icon

Open Q&A

Pets are welcomed icon

Pets are welcomed

Parent feedback icon

Parent feedback

Note taking icon

Note taking

Record lessons icon

Record lessons

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