Biology | Class 10

Select a chapter above and press 'Show Content'. Click a video topic below to view.

    Chapter 10 Gaseous Exchange (12 videos) (Practice Test) (Exercises Exercise Answers)

      10.1: Breathing, Gaseous Exchange and Cellular Respiration (Practice Test)
      Cellular Respiration, Gaseous Exchange and Breathing
    1. Cellular Respiration, Gaseous Exchange and Breathing
      27417 views
      2. Gaseous Exchange in Plants
    2. Gaseous Exchange in Plants
      3586 views
      3. Stomata, Exchange in Leaves
    3. Stomata, Exchange in Leaves
      1315 views
      4. Comparison of Photosynthesis and Respiration
    4. Comparison of Photosynthesis and Respiration
      3194 views
      10.2: Gaseous Exchange in Human (Practice Test)
      The Air Passageway
    1. The Air Passageway
      12277 views
      2. The Lungs
    2. The Lungs
      3. Mechanism of Breathing in man
    3. Mechanism of Breathing in man
      1398 views
      10.3: Respiratory Disorders (Practice Test)
      Bronchitis and Emphysema
    1. Bronchitis and Emphysema
      2. Pneumonia, Asthma
    2. Pneumonia, Asthma
      8607 views
      10.4: Effects of Smoking on Lungs (Practice Test)
      Bad effects of smoking
    1. Bad effects of smoking
      4565 views
      2. Lung Cancer
    2. Lung Cancer
      7688 views
      3. Causes, Symptoms And Preventions of COVID-19
    3. Causes, Symptoms And Preventions of COVID-19

    Chapter 11 Homeostasis (17 videos) (Practice Test) (Exercises Exercise Answers)

      11.1: Homeostasis and its Importance (Practice Test)
      Osmoregulation, Thermoregulation and Excretion
    1. Osmoregulation, Thermoregulation and Excretion
      29601 views
      2. Removal of Extra Carbon dioxide and Oxygen, Extra Water
    2. Removal of Extra Carbon dioxide and Oxygen, Extra Water
      5472 views
      3. Removal of Other Metabolic Wastes
    3. Removal of Other Metabolic Wastes
      3654 views
      4. Removal of Other Metabolic Wastes
    4. Removal of Other Metabolic Wastes
      5. Hydrophytes and Halophytes
    5. Hydrophytes and Halophytes
      13556 views
      6. Xerophytes and Mesophytes
    6. Xerophytes and Mesophytes
      9728 views
      11.2: Homeostasis in Human (Practice Test)
      Organs Involved in Homeostasis (Skin and Lungs)
    1. Organs Involved in Homeostasis (Skin and Lungs)
      5287 views
      2. The Role of the Skin
    2. The Role of the Skin
      178 views
      11.3: Urinary System of Human (Practice Test)
      Urinary system
    1. Urinary system
      9245 views
      2. Structure of Kidney
    2. Structure of Kidney
      49113 views
      3. Structure of Nephron
    3. Structure of Nephron
      11277 views
      4. Functions of Kidney
    4. Functions of Kidney
      27826 views
      5. Functions of Kidney
    5. Functions of Kidney
      9917 views
      6. Urea Formation , Kidney Filtration
    6. Urea Formation , Kidney Filtration
      3968 views
      7. Kidney as Osmoregulatory Organ
    7. Kidney as Osmoregulatory Organ
      12046 views
      11.4: Disorders of Kidney (Practice Test)
      Kidney Stone
    1. Kidney Stone
      8438 views
      2. Kidney (Renal) Failure, Dialysis
    2. Kidney (Renal) Failure, Dialysis
      13435 views

    Chapter 12 Coordination And Control (28 videos) (Practice Test) (Exercises Exercise Answers)

      12.1: Coordination (Practice Test)
      Types of Coordination
    1. Types of Coordination
      5018 views
      2. Comparison of Nervous Coordination and Chemical Coordination
    2. Comparison of Nervous Coordination and Chemical Coordination
      3. Stimuli, Receptors, Effectors, Response
    3. Stimuli, Receptors, Effectors, Response
      16832 views
      4. Coordinators, Effectors and Receptors
    4. Coordinators, Effectors and Receptors
      12.2: Human Nervous System (Practice Test)
      Nervous System
    1. Nervous System
      455 views
      2. More on Peripheral Nervous System (PNS)
    2. More on Peripheral Nervous System (PNS)
      3. Neuron Types
    3. Neuron Types
      10302 views
      4. Central Nervous System (CNS) Brain
    4. Central Nervous System (CNS) Brain
      10596 views
      5. Midbrain and Hindbrain
    5. Midbrain and Hindbrain
      11130 views
      6. Spinal cord
    6. Spinal cord
      13955 views
      7. Peripheral Nervous System (PNS)
    7. Peripheral Nervous System (PNS)
      6602 views
      8. Reflex Action
    8. Reflex Action
      10745 views
      12.3: Receptors in Human (Practice Test)
      Eye
    1. Eye
      7259 views
      2. More on Eye
    2. More on Eye
      4034 views
      3. Vitamins
    3. Vitamins
      3466 views
      4. Short Sightedness (Myopia) and Long Sightedness (Heteromyopia)
    4. Short Sightedness (Myopia) and Long Sightedness (Heteromyopia)
      5. Contributions of Muslim Scientists (Research on Eyes)
    5. Contributions of Muslim Scientists (Research on Eyes)
      1222 views
      6. Ear, Outer Ear
    6. Ear, Outer Ear
      3806 views
      7. Middle Ear, Inner Ear
    7. Middle Ear, Inner Ear
      3976 views
      12.4: Endocrine system (Practice Test)
      Important endocrine gland
    1. Important endocrine gland
      9123 views
      2. Pituitary Gland
    2. Pituitary Gland
      8636 views
      3. Thyroid Gland
    3. Thyroid Gland
      10441 views
      4. Parathyroid
    4. Parathyroid
      7905 views
      5. Adrenal Gland
    5. Adrenal Gland
      6. Pancreas
    6. Pancreas
      10728 views
      7. Gonads
    7. Gonads
      8639 views
      8. Feed Back Mechanism
    8. Feed Back Mechanism
      11601 views
      12.5: Nervous Disorders (Practice Test)
      Paralysis and Epilepsy
    1. Paralysis and Epilepsy
      3579 views

    Chapter 13 Support and Movement (19 videos) (Practice Test) (Exercises Exercise Answers)

      13.1: Human Skeleton (Practice Test)
      Skeleton, Endoskeleton, Exoskeleton, Hydro skeleton
    1. Skeleton, Endoskeleton, Exoskeleton, Hydro skeleton
      13833 views
      2. Bones
    2. Bones
      10019 views
      3. Cartilages
    3. Cartilages
      6653 views
      4. Role of Skeletal System
    4. Role of Skeletal System
      3220 views
      5. Contribution of Vesalius (1514-1564)
    5. Contribution of Vesalius (1514-1564)
      797 views
      6. Human Skeleton, Axial Skeleton
    6. Human Skeleton, Axial Skeleton
      38474 views
      7. Appendicular Skeleton
    7. Appendicular Skeleton
      8148 views
      8. Pelvic Girdle
    8. Pelvic Girdle
      3262 views
      9. Pectoral Girdle and Forelimb
    9. Pectoral Girdle and Forelimb
      10. Hind Limb
    10. Hind Limb
      13.2: Types of Joints (Practice Test)
      Types of Joints
    1. Types of Joints
      11695 views
      2. More on Joints
    2. More on Joints
      3205 views
      3. Synovial Joint
    3. Synovial Joint
      4692 views
      13.3: Muscles and Movement (Practice Test)
      Muscles and Movements
    1. Muscles and Movements
      7571 views
      2. Origin, Insertion, Belly, Ligaments and Tendons
    2. Origin, Insertion, Belly, Ligaments and Tendons
      3142 views
      3. Arrangement of Skeletal Muscles for Skeletal Movement
    3. Arrangement of Skeletal Muscles for Skeletal Movement
      4024 views
      13.4: Disorders of Skeletal system (Practice Test)
      Defects of Skeletal System
    1. Defects of Skeletal System
      1329 views
      2. Osteoporosis
    2. Osteoporosis
      2106 views
      3. Arthritis and its Types
    3. Arthritis and its Types
      5826 views

    Chapter 14 Reproduction (37 videos) (Practice Test) (Exercises Exercise Answers)

      14.1: Reproduction (Practice Test)
      Reproduction, Asexual and Sexual reproduction
    1. Reproduction, Asexual and Sexual reproduction
      11247 views
      14.2: Methods of Asexual Reproduction (Practice Test)
      Binary Fission
    1. Binary Fission
      9458 views
      2. Fragmentation, Budding
    2. Fragmentation, Budding
      6912 views
      3. Spore Formation
    3. Spore Formation
      13066 views
      4. Parthenogenesis, Vegetative Propagation
    4. Parthenogenesis, Vegetative Propagation
      4147 views
      5. Natural Vegetative Propagation
    5. Natural Vegetative Propagation
      8829 views
      6. More on Natural Vegetative Propagation
    6. More on Natural Vegetative Propagation
      2352 views
      7. Artificial Vegetative Propagation, Cutting, Grafting and Cloning
    7. Artificial Vegetative Propagation, Cutting, Grafting and Cloning
      4255 views
      8. Tissue Culturing and Cloning
    8. Tissue Culturing and Cloning
      8030 views
      9. Advantages and Disadvantages of Vegetative Propagation of Plants
    9. Advantages and Disadvantages of Vegetative Propagation of Plants
      8897 views
      14.3: Sexual Reproduction in Plants (Practice Test)
      Alternation of Generations
    1. Alternation of Generations
      6097 views
      2. Sexual Reproduction in Flowering Plants
    2. Sexual Reproduction in Flowering Plants
      9737 views
      3. More Sexual Reproduction in Flowering Plants
    3. More Sexual Reproduction in Flowering Plants
      5351 views
      4. Pollination
    4. Pollination
      4691 views
      5. Life Cycle of an Angiospermic plant
    5. Life Cycle of an Angiospermic plant
      3006 views
      6. Formation of Seed and fruit
    6. Formation of Seed and fruit
      2487 views
      7. Development and Structure of Seed
    7. Development and Structure of Seed
      17044 views
      8. Structure of Mature Seed
    8. Structure of Mature Seed
      2747 views
      9. Comparison of Monocots and Dicots
    9. Comparison of Monocots and Dicots
      12980 views
      10. Dispersal of Seed and Fruits by Wind & Water
    10. Dispersal of Seed and Fruits by Wind & Water
      2419 views
      11. Dispersal of Seed and Fruits by Animals
    11. Dispersal of Seed and Fruits by Animals
      2760 views
      12. Germination of Seed
    12. Germination of Seed
      6453 views
      13. Types of Germination
    13. Types of Germination
      14. Conditions Necessary for Seed Germination
    14. Conditions Necessary for Seed Germination
      4612 views
      14.4: Asexual Reproduction in Animals (Practice Test)
      Binary Fission
    1. Binary Fission
      9458 views
      2. Multiple Fission
    2. Multiple Fission
      9982 views
      3. Budding
    3. Budding
      1392 views
      4. Regeneration and Parthenogenesis
    4. Regeneration and Parthenogenesis
      3872 views
      14.5: Sexual Reproduction in Animals (Practice Test)
      Gametogenesis
    1. Gametogenesis
      9695 views
      2. Fertilization
    2. Fertilization
      2049 views
      3. Mating and Fertilization
    3. Mating and Fertilization
      3678 views
      4. Male Reproductive System, (Rabbit)
    4. Male Reproductive System, (Rabbit)
      15016 views
      5. Female Reproductive System, (Rabbit)
    5. Female Reproductive System, (Rabbit)
      9614 views
      6. Fertilization and development in rabbit
    6. Fertilization and development in rabbit
      1879 views
      7. Need of Population Planning
    7. Need of Population Planning
      1027 views
      8. Principles of Demography
    8. Principles of Demography
      9. AIDS, A Sexually Transmitted Disease
    9. AIDS, A Sexually Transmitted Disease
      7203 views

    Chapter 15 Inheritance (26 videos) (Practice Test) (Exercises Exercise Answers)

      15.1: Definition of Genetics (Practice Test)
      Branches of Biology: Genetics and Embryology
    1. Branches of Biology: Genetics and Embryology
      7526 views
      2. Genes, Locus, Alleles, Phenotype, Genotype
    2. Genes, Locus, Alleles, Phenotype, Genotype
      22120 views
      15.2: Chromosome and Genes (Practice Test)
      Concept of Gene
    1. Concept of Gene
      14952 views
      2. Gene, Chromosome, Chromatin
    2. Gene, Chromosome, Chromatin
      11553 views
      3. Composition of Chromosome
    3. Composition of Chromosome
      25284 views
      4. Nucleotide and Polynucleotide
    4. Nucleotide and Polynucleotide
      9057 views
      5. Advance (Watson and Crick's Model)
    5. Advance (Watson and Crick's Model)
      65841 views
      6. Types of RNA
    6. Types of RNA
      13828 views
      7. How Does the DNA of Chromosome work?
    7. How Does the DNA of Chromosome work?
      7297 views
      8. Transcription
    8. Transcription
      18325 views
      9. Translation
    9. Translation
      15338 views
      10. Mendel's Interpretation
    10. Mendel's Interpretation
      5460 views
      15.3: Mendel's Law of Segregation (Practice Test)
      Mendel’s Law of Segregation
    1. Mendel’s Law of Segregation
      28037 views
      2. Mendel’s Law of Independent Assortment
    2. Mendel’s Law of Independent Assortment
      19410 views
      15.4: Mendel's Law of Independent Assortment (Practice Test)
      Mendel’s Law of Independent Assortment
    1. Mendel’s Law of Independent Assortment
      19410 views
      2. Complete Dominance
    2. Complete Dominance
      5375 views
      3. Incomplete Dominance
    3. Incomplete Dominance
      8390 views
      4. Co-Dominance
    4. Co-Dominance
      8185 views
      5. ABO-Blood Group System
    5. ABO-Blood Group System
      9962 views
      15.5: Variation and Evolution (Practice Test)
      Variations And Natural Selection
    1. Variations And Natural Selection
      121 views
      2. Sources of Variations
    2. Sources of Variations
      3749 views
      3. Discontinuous and Continuous Variations
    3. Discontinuous and Continuous Variations
      9470 views
      4. Variation and Organic Evolution
    4. Variation and Organic Evolution
      2567 views
      5. Theory of Natural Selection
    5. Theory of Natural Selection
      11343 views
      6. More on Theory of Natural Selection
    6. More on Theory of Natural Selection
      2449 views
      7. Artificial Selection
    7. Artificial Selection
      9753 views

    Chapter 16 Man and His Environment (38 videos) (Practice Test) (Exercises Exercise Answers)

      16.1: Levels of Ecological Organization (Practice Test)
      Ecology, Community, Population, Ecosystems , Biosphere
    1. Ecology, Community, Population, Ecosystems , Biosphere
      4805 views
      2. Ecology
    2. Ecology
      2941 views
      3. Components of Ecosystem
    3. Components of Ecosystem
      5633 views
      4. Abiotic Components
    4. Abiotic Components
      2977 views
      5. Abiotic Components (Temperature and Water)
    5. Abiotic Components (Temperature and Water)
      1520 views
      6. Abiotic Components (Fire, Atmosphere and Wind)
    6. Abiotic Components (Fire, Atmosphere and Wind)
      1598 views
      7. Processes in Ecosystem and Interaction Between Biotic Components
    7. Processes in Ecosystem and Interaction Between Biotic Components
      1045 views
      16.2: Flow of Materials and Energy in The Ecosystem (Practice Test)
      The Flow of Energy in Food Chain of An Ecosystem
    1. The Flow of Energy in Food Chain of An Ecosystem
      3628 views
      2. Flow of Materials
    2. Flow of Materials
      2365 views
      3. Trophic Levels
    3. Trophic Levels
      517 views
      4. Ecological Pyramids
    4. Ecological Pyramids
      3570 views
      16.3: Biogeochemical Cycles (Practice Test)
      Carbon Cycle
    1. Carbon Cycle
      9649 views
      2. The Nitrogen Cycle
    2. The Nitrogen Cycle
      3523 views
      3. More on Nitrogen Cycle
    3. More on Nitrogen Cycle
      1332 views
      4. Relationship of Biological Cycle With Flow of Energy and Ecological Balance
    4. Relationship of Biological Cycle With Flow of Energy and Ecological Balance
      829 views
      16.4: Interactions in The Ecosystem (Practice Test)
      Competition
    1. Competition
      2. Predation, Parasitism and Its Significance
    2. Predation, Parasitism and Its Significance
      2517 views
      3. Symbiosis
    3. Symbiosis
      3557 views
      4. More on Symbiosis
    4. More on Symbiosis
      1817 views
      5. Commensalism, Grazing
    5. Commensalism, Grazing
      1221 views
      16.5: Balance in Ecosystem (Practice Test)
      Balance in Nature(Ecosystem)
    1. Balance in Nature(Ecosystem)
      3333 views
      2. Human Impact on Environment
    2. Human Impact on Environment
      3. Overpopulation, Urbanization
    3. Overpopulation, Urbanization
      1238 views
      4. Deforestation, Soil Erosion
    4. Deforestation, Soil Erosion
      2459 views
      5. Acid Rain
    5. Acid Rain
      1480 views
      6. Global Warming
    6. Global Warming
      4039 views
      7. Effect of Global Warming
    7. Effect of Global Warming
      1973 views
      8. Depletion of Ozone Layer
    8. Depletion of Ozone Layer
      1408 views
      16.6: Pollution: Consequences and Control (Practice Test)
      Air Pollution
    1. Air Pollution
      2761 views
      2. Sources of Air Pollutants
    2. Sources of Air Pollutants
      2311 views
      3. Water Pollution
    3. Water Pollution
      2644 views
      4. Land Pollution
    4. Land Pollution
      3544 views
      5. Effect of Pollution on Plants, Animals and Human Being
    5. Effect of Pollution on Plants, Animals and Human Being
      4508 views
      6. Effects of Water Pollution
    6. Effects of Water Pollution
      2093 views
      7. Control and Prevention Measures of Pollution
    7. Control and Prevention Measures of Pollution
      594 views
      8. How to Control Pollution?
    8. How to Control Pollution?
      1308 views
      16.7: Conservation of Nature (Practice Test)
      Conservation and Protection of Environment
    1. Conservation and Protection of Environment
      2. 3 R, Reduce, Reuse and Recycle
    2. 3 R, Reduce, Reuse and Recycle
      1261 views

    Chapter 17 Biotechnology (14 videos) (Practice Test) (Exercises Exercise Answers)

      17.1: Biotechnology and Its Importance (Practice Test)
      Biotechnology, The Genetic Engineering
    1. Biotechnology, The Genetic Engineering
      11062 views
      2. Scope and Importance of Biotechnology
    2. Scope and Importance of Biotechnology
      6326 views
      17.2: Fermentation (Practice Test)
      Fermentation
    1. Fermentation
      8225 views
      2. Alcoholic Fermentation (by Yeast),
    2. Alcoholic Fermentation (by Yeast),
      4633 views
      3. Lactic Acid Fermentation (by Bacteria)
    3. Lactic Acid Fermentation (by Bacteria)
      3353 views
      4. Fermentation Product
    4. Fermentation Product
      2735 views
      5. Fermenter
    5. Fermenter
      4153 views
      6. Procedure to use Fermenter
    6. Procedure to use Fermenter
      1092 views
      17.3: Genetic Engineering and Its Uses (Practice Test)
      Genetic Engineering
    1. Genetic Engineering
      190 views
      2. Achievements of Genetic Engineering
    2. Achievements of Genetic Engineering
      3723 views
      3. Role of Biotechnology In Agriculture, Food Production And Preservation
    3. Role of Biotechnology In Agriculture, Food Production And Preservation
      135 views
      4. Animal Cloning
    4. Animal Cloning
      3382 views
      5. Steps of Animal Cloning
    5. Steps of Animal Cloning
      2310 views
      17.4: Single-Cell Protein (Practice Test)
      Single-Cell Protein
    1. Single-Cell Protein
      10359 views

    Chapter 18 Pharmacology (16 videos) (Practice Test) (Exercises Exercise Answers)

      18.1: Pharmacology (Practice Test)
      Pharmacology as a Study of Drugs
    1. Pharmacology as a Study of Drugs
      1681 views
      18.2: Medicinal drugs (Practice Test)
      Drugs and Sources of Drugs
    1. Drugs and Sources of Drugs
      1445 views
      2. Synthetic Drugs, Drugs from Plants and Fungi
    2. Synthetic Drugs, Drugs from Plants and Fungi
      2233 views
      3. Drugs from Animals, Minerals and Bacteria
    3. Drugs from Animals, Minerals and Bacteria
      1643 views
      4. Principle Usage of important Medicinal Drugs
    4. Principle Usage of important Medicinal Drugs
      1552 views
      5. Contribution of Joseph Lister and Alexander Fleming
    5. Contribution of Joseph Lister and Alexander Fleming
      1466 views
      18.3: Addictive Drugs (Practice Test)
      Drug, Pharmaceutical Drug, Addictive Drugs
    1. Drug, Pharmaceutical Drug, Addictive Drugs
      3069 views
      2. Narcotics, Heroin, Cocaine
    2. Narcotics, Heroin, Cocaine
      3371 views
      3. Nicotine, Alcohol
    3. Nicotine, Alcohol
      2563 views
      4. Drug Addiction and Associated Problems
    4. Drug Addiction and Associated Problems
      1960 views
      18.4: Antibiotics (Practice Test)
      Pain Killers and Antibiotics
    1. Pain Killers and Antibiotics
      769 views
      2. Antibiotics, Bactericidal and Bacteriostatic antibiotics
    2. Antibiotics, Bactericidal and Bacteriostatic antibiotics
      3661 views
      3. Categories of Antibiotics
    3. Categories of Antibiotics
      4. Three Major Groups of Antibiotics , Antibiotic Resistance
    4. Three Major Groups of Antibiotics , Antibiotic Resistance
      2832 views
      5. Vaccines, The Mode of Action of Vaccines
    5. Vaccines, The Mode of Action of Vaccines
      3447 views
      6. Vaccination a Mean to Develop Active Acquired Immunity
    6. Vaccination a Mean to Develop Active Acquired Immunity
      1037 views