Biology Project for Class 11

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Biology Project for Class 11

The subject that studies life and processes associated with it. Covering both the study of animals in Zoology and of the plants in Botany, the subject forms the foundation for MBBS and BSc courses. Like theory, the project work plays a significant role in Senior Secondary Education and that reflects on your report card. If you are looking for an innovative idea for Biology project for class 11, then you must know that the subject offers great scope for experiments that you can base your project on.

Types of Biology Projects

Here are the two types of Biology Projects for students:

Source based Project: In this type of biology project, students can choose a topic and collect the information through different sources such as books, websites, and journals.

Research Project: In this type of biology project, students are required to perform the scientific experiment in school laboratories. Students must follow proper procedures and obtain the results on their own research. The results obtained through the experiments must be included in the conclusion of the project.

Biology Project Ideas for Class 11 Students

Here are a few biology class 11 projects explained in detail:

Components of Food

Aim: This project is about the various components of Food. Food is a nutritional material taken for growth work, restoration and preservation of life cycles by an organism. For living creatures, food is a kind of power. We have to feed to provide us with energy known as staple foods. Nutrition is the analysis of food material compositions and the amounts of food materials needed by our body for growth, maintenance and survival.

Theory: Some diets have more sugars, and others may have more fat. Many foods contain all the main nutrients but in different proportions, such as sugars, fats, proteins. So we will ensure that our body receives all the necessary nutrients in sufficient amounts by consuming a range of various foods.

  • Carbohydrates
  • Protein
  • Fat
  • Vitamins
  • Minerals
  • Dietary Fiber

Requirements: The above requirements are needed in edible forms to classify the components of food.


Aim: The aim of this project is about Pollution, of different forms, which has a major impact on the environment and culture. About 4.2 million deaths per year are a product of external air pollution, according to the Health Organization. In countries where air quality crosses WHO guideline thresholds, ninety-one percent of the world ’s population now lives.

Theory: Pollution need not necessarily be caused by organic compounds such as particulates (like smoke and dust) (like smoke and dust). Forms of energy such as vibration, heat or light may also cause emissions. These pollution-causing compounds are considered contaminants. Pollution affects the ecosystem equilibrium, even in minuscule numbers. Pollutants will work their way up the food chain to find their way into the human body finally. To discover the forms of emissions and their effects, read on.

Non-Conventional Sources of Energy

Aim: This project is about the Non-Conventional Sources of Energy. Energy is one of the main parts of the economic infrastructure, being the fundamental input required to support economic development. A close association exists between economic growth and the use of oil. Renewable electricity sources are also considered non-conventional energy sources. 

Renewable supplies that are refilled continually by natural cycles. Examples of alternative energy sources include for example, solar energy, wind energy, bio-energy-biofuels generated sustainably), hydroelectric generators, etc. A method of renewable energy transforms power from sunshine, wind, tidal currents, sea waves, convective energy, or biomass into a form that can be used, such as heat and electricity.

Theory: The more industrialized a nation is the larger the per capita intake of electricity, and conversely. Human culture depends on numerous energy sources. It is possible to categories the two main energy sources under: 

  • Conventional Sources
  • Non-Conventional Sources

Human Genome Project

Aim: The Human Genome Project was a government financed 13-year initiative begun in 1990 with the goal of identifying within fifteen years the DNA sequence of the whole heterochromatic genetic code. The Human Genome Project was treated with skepticism by many individuals in its initial periods, particularly researchers and theistic evolutionists alike.

Theory: The Human Genome Project is divided into two to discuss the universal genome sequence on the basis of the information obtained from yeast and worm studies (IHGSC, 2001). The first step, called the shotgun process, differentiated human chromosomes into sufficiently sized DNA segments, which were then subsequently subdivided into compiled smaller, alternating DNA fragments.


Aim: This project is about Malnutrition. Every living organism needs food for its sustenance on earth, which is very important for carrying out its mentally and physically related activities, development and growth. Man needs such nutritional requirements such as sugars, proteins, carbohydrates, vitamins, nutrients, starch, and water in the proper proportion and adequate quantity for natural progress and expansion that he gets from the food he consumes. A healthy diet is considered a meal that contains all these important nutrients in the right proportions.

Theory: The loss or even imbalance of any of these in the diet of individual results in eating disorders, which can be collectively considered malnutritional disorders. Malnutrition is the disease in which persons become poor and ill due to inadequate and unbalanced nutrition. Due to hunger, lack of schooling, misinformation and regular pregnancies, a substantial number of individuals in our nation and other developing nations suffer from malnutrition.

Sickle Cell Anemia and its Prevention

Aim: This project is regarding Sickle Cell Anemia and its Prevention. The most frequent cause of sickle cell disease is sickle cell anaemia (SCD). SCD is a severe condition in which the body creates red blood cells that are sickle-shaped. “Sickle-shaped” means that like a crescent, the red blood cells are shaped.

Theory: There are disc-shaped regular red blood cells and they look like doughnuts without holes in the middle. They pass through the blood vessels with ease. An iron-rich protein called haemoglobin is present in red blood cells. There are stiff and sticky sickle cells. The blood vessels in the brain and other organs appear to block blood flow. Pressure and organ injury can be caused by the blocked blood supply. It may also increase the risk of infection as well.

India’s Monsoon

Aim: This is the Monsoon of India Project Study – Our nation is a land of great weather diversity. Seasonal fluctuations as well as variations in both day and night are broad. In weather, these changes are found. A word derived from the Arabic word ‘mousam,’ which implies season, for monsoon use.

Theory: The four months of June, July, August, and September are at the centre of the rainy season in almost all of India. This is the wet season. But it continues to decline from south to north and from east to west. It is hardly two months in the remote northwest. During his time, between three-fourths and nine-tenths of the total rainfall is concentrated.

This may give one an understanding of how it is spread unevenly over the year. By early June they are high enough to draw the trade winds of the southern Hemisphere, the low pressure levels over the north – western plains are further exacerbated. They cross the arctic circle from the Indian Ocean and reach the Bay of Bengal and the Arabian Sea, only to be caught up in the air circulation over India. These south-east trade winds are of oceanic origin.

Manures and Chemical Fertilizers

Aim: By applying manures and fertilisers to the soil of crop fields, the lack of plant nutrients and organic matter in the soil is compensated for. The primary sources of plant nutrients are both manure and fertiliser, so they are used in crop growing.

Theory: In addition to water CO2 and sunlight plants, no elements were required for their growth. These are classified as nutrient elements. From the salt of these elements found in the soil, plants receive their elements. But soil in these elements becomes low after prolonged cultivation of plants. The material applied to the soil to cover up the shortage of the vital components was called fertilisers by increasing soil fertility.

Manures are fertilisers that are natural. They are bulky sources of organic matter that provide small amounts of nutrients but huge amounts of organic matter. Manures include farmhouse compost (FYM), manure, biofertilizers, agricultural residues, etc.

Importance of Trees

Aim: Trees are an integral part of the Earth’s biosphere. In the life of man, they play an important role. Children play under them and in their cool shade, weary travellers refresh themselves. They’re bringing us fruit to eat and burning firewood. In order to build houses and furniture, we need trees.

It was a tree in a woodland on the slope of a hill. Perhaps the furniture in your classroom is made from trees that once flourished in the Assam or Kerala forests. Trees thus supply us with all of life’s conveniences.

Theory: Trees do a lot more than offer us the conveniences that we have described. They continue to sustain the survival of man by providing the world with oxygen that is important to live. When animals breathe and objects combust, carbon dioxide is the fuel the plants consume. The oxygen in the air is continually taken up and converted into carbon dioxide. 

The leaves of plants (in fact, of all green plants) absorb this carbon dioxide and decompose into carbon and oxygen with the aid of sunlight. The carbon is used to make starch 70, and the oxygen is released into the air, eliminating the animals with the chemicals used. But this would soon mean the animals would die for lack of oxygen.

GreenHouse Effect

Aim: The atmosphere on Earth has changed several times in the past. From the south, tropical forests have expanded into more temperate regions (or milder, colder climates). Millions of years later, polar caps extended from the north, surrounding great glaciers in most of the northern United States, Europe and Asia. Almost all scientists today consider that human activities are altering the world.

Theory: The air inside of a greenhouse remains warm under bright sunlight. The greenhouse glass makes light energy and some of its heat energy into the sun. Within the greenhouse, this heat builds up. You were only showing a slight greenhouse effect. What will occur if the Earth’s atmosphere shifted by this greenhouse effect? 

What occurs inside a car parked in the sun is another type of a greenhouse. The light and heat of the sun gets inside the vehicle and like the plastic bag surrounding the jar, is stuck inside. Within a vehicle, the temperature can reach over 120 degrees Fahrenheit (49 degrees Celsius).

Requirements: Two identical glass jars, 4 cups cold water, 10 ice cubes, One clear plastic bag and a Thermometer.

List of Biology Project Topics for Class 11

Class 11 Biology has a wide range of topics which can easily be used for project work. You can pick any topic as per your interest and work upon it. Given below is a list of 50 useful biology project ideas:

  1. Components of Food
  2. Pollution
  3. Non-Conventional Sources of Energy
  4. Human Genome Project
  5. Malnutrition
  6. Sickle Cell Anemia and its Prevention
  7. India’s Monsoon
  8. Manures and Chemical Fertilizers
  9. Importance of Trees
  10. Green House Effect
  11. To Study of Drug Resistance In Bacteria Using Antibiotics
  12. Blood Circulation
  13. How Does Light Affect Yeast
  14. Study on Probiotics and their Preparation
  15. Mitosis in Onion Root Tip Cells
  16. Cellulitis
  17. DNA Fingerprinting
  18. Alzheimer’s And Dementia
  19. Microbes in Human Welfare
  20. Study On Gene Therapy
  21. Effect of Antibiotics on Microorganisms
  22. Effects of Fertilisers on the Rate of Elongation of the Hypocotyl
  23. Spermatogenesis
  24. Study on Enzymes
  25. Drug Addiction
  26. Possible Effects of Maternal Behaviour on Foetal Development
  27. Pollination
  28. Detailed Study on Infertility its Causes and Treatment
  29. Eye Diseases
  30. Growing Yeast: Sugar Fermentation
  31. Effects of Diet on Blood Glucose
  32. Effect of Pupil Dilation on Peripheral Vision
  33. Ethyl Alcohol vs. E. coli
  34. Bacteria Affected by Ultra-Violet Light
  35. Vitamins or Sources of Vitamins
  36. Effects of Diet on Blood Glucose
  37. Sources of Energy
  38. Transpiration of Plants
  39. Phylum Porifera
  40. Biomagnifications or Bioconcentration
  41. Organic Farming or Organic Agriculture
  42. AIDS
  43. Study of Bacterial Growth in Acidic Environments
  44. Useful Plants and Animals 
  45. Petroleum
  46. Diabetes and Exercise
  47. Human Glands
  48. Role of Recombinant DNA Technology in Modern Medicine
  49. Types of Soil
  50. Malaria

Best Biology Project for Class 11

Biology is a vast subject and has a vast range of concepts when it comes to making projects. Almost all branches of Biology are equipped with learning and experiment. Discussed below are some of the popular Biology project for class 11th with required materials.


Vermicomposting is a biological process of making use of biodegradable waste to make manure which is seen as a sustainable alternative to chemical fertilizers. The process involves earthworms and microbes that decompose plant waste into manure when conducted under the suitable environment. It can be easy and interesting Biology project for class 11th. There are two methods of vermicomposting—Bed Method and Pit Method. Bed method is more advanced and is widely used while the pit method is lesser used due to poor aeration and waterlogging. As such, there are no specific materials that you need, a large bin or a tank is required to store the waste and earthworms are to be put in. The temperature is to be maintained for which the tank can be covered with polythene or dry grass. 

Blood Groups

Blood is connective tissue and is crucial in the transportation of oxygen to the cells. As per the ABO blood grouping system invented by Karl Landsteiner, there are four types of blood groups which include A, B, AB and O. All these blood groups are determined by their antigens and antibodies. It is important that the blood group of both the donor and receiver should match during the transfusion to avoid a life-threatening situation. The aim of the project would be to understand the basics of blood grouping system. This can be a very exciting Biology project for Class 11 as it requires a good amount of lab work and handling lab equipment.

Materials Required: Toothpicks; Blood Lancet; Alcohol Swabs; Biohazard Disposal Container; Blood Sample; Clean Glass Slide; Sterile Cotton Balls.

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Sample Biology Project Class 11

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Is Biology class 11 hard?

Class 11 is much advanced and complex in comparison with class 10th. And so is the syllabus for class 11 Biology. However, if you aim to make a career in Medical Science or Paramedics, then you would rather find Class 11 Biology interesting. 

What are the project topics in Biology?

One can choose any topic that fits well in class 11 Biology. Some of the popular ones are as follows:

– To Study of Drug Resistance In Bacteria Using Antibiotics
– Mitosis in Onion Root Tip Cells. Cellulitis
– To Study the Coaguable And Non-Coaguable Milk Proteins

What is the best topic for a Biology project?

You can choose any topic from the Biology syllabus class 11. Here are some of the popular ones: 

– Effects of Different External Factors in Changing the Effectiveness of Various Antibiotics
– Can I Eat That
– Demolishing Dental Bacteria
– Staph Aureus

What are the chapters in 11th Biology?

Class 11 Biology has 5 Units that are as follows: 

– Diversity of Living Organisms
– Structural Organisation in Plants & Animal
– Cell: Structure and Function|
– Plant Physiology – Human Physiology

Biology project for Class 11th is mandatory and carries marks. To score well in your CBSE board exams, you should give ample time to prepare your project. Your project can also act as a portfolio to demonstrate your interest in the subject when you go for higher studies. While you excel in your exams, you should have a study plan for the future. To receive best career guidance from our experts at Leverage Edu, book your 30-minutes free counselling session with us now!

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  1. hello,
    this is a good article. but can you please help me out with NCERT class 11 chapter-wise scientific experiments that can be done by students for biology? (an investigatory project) it would be a great help if you revert with the information that I need!
    thank you!

  1. hello,
    this is a good article. but can you please help me out with NCERT class 11 chapter-wise scientific experiments that can be done by students for biology? (an investigatory project) it would be a great help if you revert with the information that I need!
    thank you!