A Level Biology Quiz

CodeNest Studios

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A Level Biology Quiz is MCQ based learning app designed for students preparing for A Level Biology exams. This app covers major topics with chapter wise quizzes, concept based questions, and practice tests to help you score higher.
Whether you are revising for exams, strengthening your basics, or testing your knowledge of A Level Biology Quiz.

This app includes MCQs from essential A Level Biology topic, including Biological Molecules, Cells, Genetics, Exchange Systems, Evolution, Ecology, Homeostasis, and Biotechnology.

📘 1. Biological Molecules

Carbohydrates: Sugars acting as energy sources

Proteins: Amino acids forming structural and functional molecules

Lipids: Fats and oils storing energy

Enzymes: Catalysts accelerating biochemical reactions

Nucleic Acids: DNA & RNA storing genetic information

Water: Essential polar molecule for biological processes

🔬 2. Cells and Microscopy

Cell structure and organelle functions

Microscopy techniques: Light, electron, fluorescence

Prokaryotic vs Eukaryotic cell comparison

Cell membrane phospholipid bilayer

Transport: Diffusion, osmosis, active transport

Cell division: Mitosis and meiosis

🌬️ 3. Exchange and Transport Systems

Gas exchange in alveoli and gills

Human circulatory system and blood flow

Xylem and phloem transport in plants

Hemoglobin and O₂/CO₂ exchange

Water uptake and transpiration in plants

Importance of surface area-to-volume ratio

🧬 4. DNA, Genes, and Protein Synthesis

DNA double-helix structure

Types of RNA: mRNA, tRNA, rRNA

Transcription: DNA → mRNA

Translation: mRNA → Protein

Genetic code: Codons define amino acids

Gene expression and regulation mechanisms

🧪 5. Genetic Variation and Evolution

Mutations producing new alleles

Genetic recombination during meiosis

Natural selection and adaptation

Speciation and new species formation

Genetic drift and random change

Evolutionary evidence from fossils and DNA

🌍 6. Organisms and Environment

Ecosystem components: Biotic & abiotic factors

Energy flow through trophic levels

Nutrient cycles: Carbon, nitrogen, water

Population growth and competition

Biodiversity and ecosystem stability

Human impacts: Pollution, climate change

🧠 7. Homeostasis and Response

Stable internal environment regulation

Negative feedback mechanisms

Hormonal control by endocrine glands

Nervous system coordination

Body temperature regulation

Kidney osmoregulation and water balance

🧫 8. Biotechnology and Gene Technology

DNA extraction steps

Genetic engineering applications

PCR: DNA amplification

Gel electrophoresis for DNA separation

Cloning & stem cell technologies

Gene therapy and medical innovations

🌟 Key Features

✓ Thousands of MCQs with answers
✓ Practice tests for exam preparation
✓ Clean UI and easy navigation
✓ Useful for students, teachers, and competitive exam aspirants

Start learning smarter with A Level Biology Quiz your MCQ practice companion for top exam performance.
Download now and boost your A Level Biology scores!