What are you learning today?
Biology Notes Online gives you free, comprehensive study notes and practice tools to study smarter and ace every exam
Find a solution
Ask a question
You have homework questions, and we’ve got the answers! Submit your question now for instant, step-by-step solutions!*
Quiz Leaderboard
1st

Meenakshi
Score: 100%
Questions: 20
2nd

Debabrata
Score: 100%
Questions: 20
3rd

Sourav
Score: 90%
Questions: 20
4th

Nischal
Score: 90%
Questions: 10
5th

Priyanka
Score: 90%
Questions: 10
6th

OTLOTLENG
Score: 70%
Questions: 10
7th

Martin
Score: 65%
Questions: 20
8th

Vesnce
Score: 45%
Questions: 20
9th

Meenakshi
Score: 45%
Questions: 20
10th

Sabhyata
Score: 40%
Questions: 10
Audio Book
Learn Biology On the Go: Audio Breakdowns of Complex Topics and Cutting-Edge Studies.
Explore Notes Topic Wise
Explore Microbiology Notes Topics Wise
Explore Zoology Notes Topics Wise
Explore Botany Notes Topics Wise
Exam Categories
Or pick from our most popular courses - What are you studying?
All the courses you need in one place
From Bsc to Msc topics, biologynotesonline.com supports your semester preparation.
Biology Notes Topics
Uncover the Microscopic Marvels – Dive into the World of Tiny Titans!
Microbiology Notes
Botany Notes
Zoology Notes
Biology Practicals
Others
Microorganisms
- Agricultural Microbiology 12 posts
- Bacteriology 104 posts
- Basic Microbiology 93 posts
- Biochemistry 106 posts
- Bioinformatics 25 posts
- Biotechnology 13 posts
- Cell Biology 134 posts
- Disease 7 posts
- Ecology 33 posts
- Environmental Microbiology 69 posts
- Epidemiology 1 post
- Food Microbiology 58 posts
- Genetics 100 posts
- Immunology 108 posts
- Industrial microbiology 24 posts
- Intellectual Property Rights 9 posts
- Medical Microbiology 37 posts
- Microbiologists 8 posts
- Microscope 28 posts
- Molecular biology 86 posts
- Mycology 49 posts
- Parasitology 34 posts
- Phycology 23 posts
- Prions 2 posts
- Protozoa 16 posts
- Virology 67 posts
- Angiosperms 32 posts
- Archegoniate 12 posts
- Biodiversity 1 post
- Economic Botany 15 posts
- Ethnobotany 5 posts
- Horticultural 10 posts
- Natural Resource Management 3 posts
- Plant Anatomy and Embryology 19 posts
- Plant Breeding 16 posts
- Plant Ecology and Taxonomy 15 posts
- Plant Physiology and Metabolism 19 posts
- Animal Behaviour 1 post
- Basic Zoology 5 posts
- Biology of Insecta 15 posts
- Chordates 27 posts
- Developmental Biology 22 posts
- Endocrinology 17 posts
- Ethology 6 posts
- Evolutionary Biology 21 posts
- Fish and fisheries 25 posts
- Human Anatomy 15 posts
- Neuroscience 17 posts
- Non-chordates 20 posts
- Pest Management 5 posts
- Physiology 52 posts
- Protista 15 posts
- Reproductive Biology 5 posts
- Research Methodology 8 posts
- Vertebrata 13 posts
- Biochemical Test 96 posts
- Botany Practicals 2 posts
- Culture Media 79 posts
- Cytopathology 1 post
- Hematology 7 posts
- Immunology Practical 19 posts
- Instruments 150 posts
- Laboratory Techniques 5 posts
- Laboratory Tests 16 posts
- Microbiology Techniques 25 posts
- Protocols 18 posts
- Solution preparation 21 posts
- Staining 46 posts
- Under Microscope 26 posts
- Differences 184 notes
- Intellectual Property Rights 9 notes
- Question Papers 6 notes
- Recommended Books 59 notes
- Research Methodology 8 notes
- Syllabus 12 notes
- Top in Biology 13 notes
- Universities and Colleges 1 post
- Worksheet 20 notes
- Bacteriology 104 posts
- Mycology 49 posts
- Parasitology 34 posts
- Phycology 23 posts
- Prions 2 posts
- Protozoa 16 posts
- Virology 67 posts
Latest Notes
Online Mock Test
Free Practice Tests
GATE BT Mock Test
Sharpen your understanding with our free GATE BT practice tests—designed to mirror real exam questions and provide in-depth scoring feedback. Choose from a range of practice exams to test your knowledge and uncover key areas for improvement with detailed performance analysis. Start practicing today to build confidence, reinforce core concepts, and prepare effectively for your ... Read more
Start Test
AP Biology Mock Test 3
Sharpen your understanding with our free AP Biology practice tests—designed to mirror real exam questions and provide in-depth scoring feedback. Choose from a range of practice exams to test your knowledge and uncover key areas for improvement with detailed performance analysis. Start practicing today to build confidence, reinforce core concepts, and prepare effectively for your ... Read more
Start Test
AP Biology Mock Test 2
Sharpen your understanding with our free AP Biology practice tests—designed to mirror real exam questions and provide in-depth scoring feedback. Choose from a range of practice exams to test your knowledge and uncover key areas for improvement with detailed performance analysis. Start practicing today to build confidence, reinforce core concepts, and prepare effectively for your ... Read more
Start Test
Questions and Answers
Check Questions and Answers
-
What are the disadvantages of arthropod exoskeleton
<ul> <li class="" data-start="0" data-end="301"> <p class="" data-start="2" data-end="301"><strong data-start="2" data-end="20"
-
What is biosafety level 1?
Biosafety Level 1 (BSL-1) is the lowest level of biocontainment
-
What is biosafety level 4?
Biosafety Level 4 (BSL-4) is the highest level of biocontainment,
-
What is biosafety level 3 laboratory?
A Biosafety Level 3 (BSL-3) laboratory is designed for work
-
What is biosafety level 2?
Biosafety Level 2 (BSL-2) involves work with agents that pose
-
What does biosafety level 2 mean?
Biosafety Level 2 (BSL-2) is suitable for work involving agents
-
What does biosafety level 4 mean?
Biosafety Level 4 (BSL-4) is the highest level of biocontainment.
- All Questions
What Our User Say

125People found this helpful