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Biology | Class 11
Balochistan
Class 11
Biology (
Total Videos: 397
)
Preference
All Chapters
Chapter 1: Cell Structure and Function
Chapter 2: Biological Molecules
Chapter 3: Enzymes
Chapter 4: Bioenergetics
Chapter 5: Acellular Life
Chapter 6: Prokaryotes
Chapter 7: Protista and Fungi
Chapter 8: Diversity Among Plants
Chapter 9: Diversity Among Animals
Chapter 10: Form and Functions in Plants
Chapter 11: Digestion
Chapter 12: Circulation
Chapter 13: Immunity
Show Content
Select a chapter above and press 'Show Content'. Click a video topic below to view.
Chapter 1 Cell Structure and Function (
28 videos
)
  (
Practice Test
)
1.1: Techniques Used in Cell Biology (
Practice Test
)
Light Microscope
12496 views
Techniques, Cell Fractionation, Centrifugation
Differential Staining, Micro Dissections
Tissue Culture
Chromatography
Electrophoresis and Spectrophotometry
Spectrophotometry And Its Applications In Biology
Stage Micrometre, Units Used in Micrometry
1.2: Cell wall and Plasma Membrane (
Practice Test
)
Cell wall
36672 views
Cell Membrane
24850 views
More on Cell Membrane
9106 views
1.3: Cytoplasm and Organelles (
Practice Test
)
More on Cytoplasm, Cell Organelles
7129 views
More on Endoplasmic Reticulum (ER)
4975 views
Ribosomes
16305 views
More on Golgi Apparatus
6402 views
Lysosomes
15440 views
Mitochondria
15515 views
Mitochondria Convert Energy
4986 views
More on Plastids
4078 views
Cytoplasm, Cytoskeleton
17752 views
Centrioles
17135 views
Cilia and Flagella
Nucleus
17830 views
More on Nucleus
5149 views
Chromosomes, Nucleolus
5953 views
Peroxisomes and Glyoxysomes
15040 views
1.4: Bacteria as a Model Prokaryotic Cell (
Practice Test
)
Structure of Bacteria Capsule, Slime and Pilli
11574 views
More Difference Between Prokaryotic and Eukaryotic Cells
6215 views
Chapter 2 Biological Molecules (
36 videos
)
  (
Practice Test
)
2.1: Biological molecules in Protoplasm (
Practice Test
)
Introduction to Biochemistry
24678 views
Importance of Carbon
10736 views
More on Importance of Carbon
5935 views
Condensation and Hydrolysis
2.2: Biological Importance of Water
Biological Importance of Water
More on Biological Importance of Water
2.3: Carbohydrates (
Practice Test
)
Carbohydrates
12933 views
Classification of Carbohydrates
284 views
Monosaccharides
15236 views
Proteins
4718 views
Polysaccharides
5810 views
Functions of Carbohydrates
8359 views
2.4: Proteins (
Practice Test
)
Structure of Amino Acid
7394 views
Peptide Linkage
5503 views
Structure of Protein
9505 views
More on Structure of Protein
5877 views
Classification of Protein
4109 views
Functions of Protein
2736 views
2.5: Lipids (
Practice Test
)
Lipids Characteristics
7655 views
Classification of Lipids
7920 views
Phospholipids
8104 views
Saturated and Unsaturated Fats
5096 views
Waxes and Terpenoids
6416 views
Steroids and Carotenoids
4392 views
2.6: Nucleic Acids (
Practice Test
)
Structure and Role of Nucleic Acids
7070 views
Mononucleotide
7630 views
Dinucleotide (NAD)
2362 views
Nucleotide and Polynucleotide
9057 views
Classification of Nucleotides
2287 views
Watson-Crick Model of DNA
65841 views
Types of RNA
13828 views
DNA as Hereditary Material, Vehicle
13921 views
More on DNA as Hereditary Material, Vehicle
10170 views
Genetic Code
14130 views
RNA as a Carrier of Genetics Information
2529 views
2.7: Conjugated Molecules
Conjugated Molecules (Glycoprotein and Glyco-Lipids)
4638 views
Chapter 3 Enzymes (
11 videos
)
  (
Practice Test
)
3.1: Structure of Enzymes (
Practice Test
)
Enzymes
21151 views
Characteristics of Enzymes
8195 views
Types of Cofactors
1530 views
3.2: Mechanism of Enzyme Action (
Practice Test
)
Mechanism of Enzymes
10316 views
Lock and Key Model
9839 views
Induced Fit Model of Enzyme Action
2579 views
3.3: Factors Affecting The Rate of Enzyme Action
Factors Affecting the Rate of Enzyme Action
7365 views
3.4: Enzyme Inhibition (
Practice Test
)
Inhibitors
9586 views
Feedback Inhibitors
5827 views
3.5: Nomenclature of Enzymes (Classification of enzymes)
Three Groups of Enzymes
7655 views
Nomenclature of Enzymes
4182 views
Chapter 4 Bioenergetics (
30 videos
)
  (
Practice Test
)
4.1: Photosynthesis (
Practice Test
)
Basic Introduction (Bioenergetics)
10345 views
Photosynthesis
3647 views
Role of Photosynthetic Pigments, Carotenoids
9924 views
Chlorophyll, Chemical Structure of Chlorophyll
7538 views
Absorption Spectrum
4986 views
Action Spectrum
4840 views
Arrangements of Pigments (Photosystems)
Role of Carbon Dioxide in Photosynthesis
4147 views
Water and Photosynthesis
6092 views
Light Reaction of Photosynthesis
5894 views
Non Cyclic Phosphorylation
24623 views
Cyclic Phosphorylation
15873 views
More on Dark Reaction
4428 views
4.2: Cellular Respiration (
Practice Test
)
Respiration
5542 views
Aerobic Respiration
6500 views
Mechanism of Cellualr Respiration, Glycolysis
8440 views
Glycolysis
5679 views
More on Glycolysis
Pyruvic Acid Oxidation and Krebs Cycle
8792 views
More on Krebs Cycle
Respiratory Chain
5533 views
Oxidative Phosphorylation
4652 views
Mitochondria Convert Energy
4986 views
Chemiosmosis
9644 views
Substrate Level Phosphorylation
Cellular Respiration of Fats and Proteins
1523 views
Photorespiration
3702 views
Photorespiration and its Consequences
Malic Acid, C4 Plants
5117 views
CAM Plants
2618 views
Chapter 5 Acellular Life (
22 videos
)
  (
Practice Test
)
5.1: Viruses Discovery and Structure (
Practice Test
)
Viruses
11445 views
Viruses living or Non-living
9141 views
Classification of Viruses
8771 views
More on Structure of Viruses, Bacteriophage
5889 views
Characteristics of Virus
6460 views
Structure of Bacteriophage
7899 views
5.2: Life Cycle of Bacteriophage (
Practice Test
)
Lytic Life Cycle of Bacteriophage
14394 views
Lysogenic Cycle of Bacteriophage
10291 views
Use of Bacteriophage in Genetic Engineering
4314 views
Structure of Influenza Virus
4404 views
5.3: Discovery of Virus (
Practice Test
)
Structure of HIV, Retrovirus
14544 views
Life Cycle of HIV (Human Immunodeficiency Virus)
7849 views
Symptoms and Treatment of AIDS
4488 views
5.4: Parasitic Nature of Viruses (
Practice Test
)
Characteristics of Virus
6460 views
Virus Evasion of Immune Response
2709 views
5.5: Viral Diseases (
Practice Test
)
Hepatitis A, B, C
5789 views
Hepatitis D, E, F
3772 views
Herpes
3746 views
Poliomyelitis
6145 views
Cotton Leaf Curl Disease
19032 views
5.6: Prions
Prions
5087 views
5.7: Viroids
Viroids
4723 views
Chapter 6 Prokaryotes (
27 videos
)
  (
Practice Test
)
6.1: Taxonomy of Prokaryotes (
Practice Test
)
Taxonomy of Prokaryotes
6736 views
Phylogeny of Prokaryotes
5480 views
6.2: Archaea (
Practice Test
)
Archaea
3148 views
Archaea Inhabit Extreme Environments
2177 views
6.3: Bacteria Ecology and Diversity (
Practice Test
)
Discovery of Bacteria
6720 views
Occurrence of Bacteria
3719 views
6.4: Structure, Shape and Size of Bacteria (
Practice Test
)
Cell Wall of Bacteria
5058 views
Cell Membrane and Cytoplasmic Matrix
4062 views
Kinds of Bacteria
2934 views
Size of Bacteria
Flagella and Its Structure
6349 views
Genomic Organization of Bacteria
2031 views
6.5: Nutrition in Bacteria (
Practice Test
)
Mode of Nutrition in Bacteria
7314 views
6.6: Growth and Reproduction in Bacteria (
Practice Test
)
Respiration and Growth in Bacteria
4586 views
Reproduction in Bacteria
18086 views
Sexual Reproduction (Transformation and Transduction)
7823 views
6.7: Importance of Bacteria (
Practice Test
)
Beneficial and Harmful Bacteria
7001 views
Role of Bacteria in Decomposition, Soil Fertility and Bioremediation
1070 views
Role of Bacteria in Research and Technology
450 views
Bacterial Diseases in Man
3324 views
Cholera, Typhoid
1059 views
Pulmonary Tuberculosis (T.B)
1828 views
Bacterial Diseases of Plants
5477 views
6.8: Bacterial Flora of Human
The Bacterial Flora of Humans
1725 views
Benefits of The Bacterial Flora to Humans
1145 views
6.9: Control of Harmful Bacteria (
Practice Test
)
Control of Bacteria
3949 views
6.10: Cyanobacteria (
Practice Test
)
Cyanobacteria
6418 views
Chapter 7 Protista and Fungi (
23 videos
)
  (
Practice Test
)
7.1: Protists: The Evolutionary Relationship (
Practice Test
)
General Characteristics of Protists
10413 views
7.2: Major Groups of Protists (
Practice Test
)
Animal Like Protists Protozoa
9015 views
Amoebas and Zooflagellates
6467 views
Ciliates, Foraminifera and Actinopods
5812 views
Apicomplexans
7805 views
Euglenoids, Dinoflagellates, Diatoms
10952 views
Brown Algae, Red Algae, Green Algae
8887 views
Fungi Like Protists
15712 views
Oomycota or Water Molds
14426 views
Importance of Protists
1457 views
7.3: Kingdom Fungi (
Practice Test
)
Characteristics of Fungi
7440 views
Characteristics of Fungi
10897 views
Taxonomic Status of Fungi
2209 views
7.4: Classification of Fungi (
Practice Test
)
Classification of Fungi
22728 views
Ascomycota
22594 views
Basidiomycota
13833 views
Life Cycle of Smut
11532 views
7.5: Importance of Fungi (
Practice Test
)
Importance of Fungi
4709 views
Mutualistic Fungi
4398 views
Mycorrhizae
6241 views
Edible Fungi
1890 views
Harmful Aspects of Fungi
2004 views
Some Common Diseases Caused by Fungal Pathogens
667 views
Chapter 8 Diversity Among Plants (
29 videos
)
  (
Practice Test
)
8.1: Evolutionary Origins of Plants (
Practice Test
)
Phyletic Lineage
5467 views
General Characteristics of Plants
7833 views
Classification of Plantae
7493 views
8.2: Bryophytes (
Practice Test
)
Division Bryophyta
10469 views
General Features of Bryophytes
6385 views
Mosses
3807 views
Life Cycle of Moss
10284 views
The Land Adaptions of Bryophytes
8198 views
Alternation of Generation in Bryophyta
8.3: Seedless Vascular Plants (
Practice Test
)
Division Tracheophyta
5732 views
Psilopsida
11242 views
Lycopsida
9486 views
Sphenopsida
4829 views
Pteropsida Class - Filicinae (Ferns)
5831 views
Class Filicineae
3528 views
Adiantum
4184 views
Life Cycle of Adiantum
16942 views
Evolution of Leaf
13198 views
8.4: Evolution of Seed (
Practice Test
)
Evolution of Seed
18785 views
Seed Bearing Vascular Plants
2659 views
Gymnosperms
8895 views
Classification of Angiosperms
5382 views
Life Cycle of Flowering Plant
20326 views
Seed and Fruit Formation
9267 views
Inflorescence and Its Major Types
7929 views
Racemose Inflorescence
6290 views
Cymose Inflorescence
8167 views
Comparison of Monocots and Dicots
12980 views
Importance of Angiosperms
1885 views
Chapter 9 Diversity Among Animals (
45 videos
)
  (
Practice Test
)
9.1: Characteristics of Animals
Characteristics of Animals
1014 views
More on Characteristics of Animals
452 views
9.2: Criteria for Animal Classification (
Practice Test
)
Criteria for Animal Classification
9045 views
Grade Radiata, Bilateria
6682 views
Diploblastic and Triploblastic Organization
19125 views
Protostomes and Deuterostomes
9.3: Invertebrates (
Practice Test
)
Phylum Porifera
9388 views
Generalized Sponge Anatomy
4722 views
Phylum Coelenterata
6837 views
Phylum Coelenterata
5399 views
Hydra and Jellyfish
3277 views
Phylum Platyhelminthes
7361 views
More on Phylum Platyhelminthes
4793 views
Liver Fluke, Tapeworm
3110 views
Phylum Nematoda
4937 views
More on Phylum Nematoda
5451 views
Diseases Caused by Pathogenic Worms (Round Worms)
1539 views
Diseases Caused by Pathogenic Worms (Thread Worm & Flat Worms)
1574 views
Phylum Mollusca
4495 views
More on Phylum Mollusca
3612 views
Phylum Annelida
4467 views
More on Phylum Annelida
3625 views
Classes of Annelida
3099 views
Phylum Arthropoda
5637 views
More on Phylum Arthropoda
2903 views
Classification of Arthropods
3121 views
Phylum Echinodermata
3324 views
More on Phylum Echinodermata
3083 views
Phylum Hemichordata
7893 views
General Features of Chordates
10265 views
Subphylum, Uro and Cephalo Chordates
2190 views
Subphylum Vertebrata (Craniata), Jawless Fish
3500 views
Class Pisces (Fishes)
3879 views
Class Chondrichthyes
4044 views
Class Osteichthyes
4574 views
Adaptations in Fishes to Aquatic Life
1282 views
Class Amphibia
3941 views
Class Reptilia
3137 views
Archaeopteryx
Class Aves
3579 views
Origin of Birds and Mammals
Flight Adaptation in Birds
Class Mammalia
3589 views
Sub-Class Prototheria and Metatheria
2355 views
Sub-Class Eutheria
780 views
Chapter 10 Form and Functions in Plants (
55 videos
)
  (
Practice Test
)
10.1: Nutrition in Plants (
Practice Test
)
Minerals Requirement in Plants
3357 views
Micronutrients and Macronutrients
7599 views
Role of Nitrogen and Magnesium
5172 views
Minerals Requirement, Nitrogen
904 views
Minerals Requirement, Phosphorus
949 views
Minerals Requirement, Potassium
812 views
Minerals Requirement, Magnesium
683 views
More on Heterotrophic Nutrition, Parasitic and Saprophytic Nutrition
2483 views
More on Insectivorous Plants
3309 views
10.2: Gaseous Exchange In Plants (
Practice Test
)
Gaseous Exchange in Plants
16125 views
Stomatal Transpiration
3018 views
10.3: Transport In Plants (
Practice Test
)
Water Potentials
576 views
Plasmolysis and Pressure Potential
1666 views
Apoplast Pathway
4348 views
Symplast Pathway
1855 views
Vacuolar Pathway
1034 views
Xylem Tissues
2039 views
Phloem Tissues
Water in Plants
605 views
Transport in Plants
5823 views
Water Movement in Xylem Through TACT Mechanism
Transpiration
4807 views
Opening and Closing of Stomata
12113 views
Opening and Closing of Stomata, Starch Sugar Hypothesis
9110 views
Opening and Closing of Stomata, Influx of K+ Ions
1837 views
Translocation
1178 views
Pressure Flow Hypothesis
1630 views
Pattern or Direction of Translocation
10.4: Homeostasis in Plants (
Practice Test
)
Balance of Water and Solutes in Body
2030 views
Hydrophytes and Halophytes
13556 views
Xerophytes and Mesophytes
9728 views
Mesophytes
924 views
Adaptations in Plants to High Temperature
1012 views
Adaptations in Plants to Low Temperature
920 views
10.5: Support in Plants (
Practice Test
)
Parenchyma Tissues
5296 views
Collenchyma Tissues
14321 views
Sclerenchyma Tissues
8400 views
10.6: Growth and Development in Plants (
Practice Test
)
Apical Meristems, Intercalary Meristems and Lateral Meristems
4073 views
Primary Growth
1192 views
Secondary Growth
6209 views
Annual Rings
9940 views
Growth Correlation in Plants
10.7: Growth Responses in Plants (
Practice Test
)
Role of Plant Growth Substance in Plant Movements
2993 views
Plant Growth Regulators
884 views
Auxins and Gibberellins
8872 views
Cytokinin, Abscisic Acid and Ethylene
4923 views
Growth Movements
3793 views
Tropic Movements
5322 views
More on Tropic Movements
1287 views
Nastic Movement
4198 views
More on Nastic Movements
1197 views
Tactic Movements
6942 views
Photoperiodism
1909 views
Mechanism of Photoperiodism
1342 views
Vernalization
3429 views
Chapter 11 Digestion (
25 videos
)
  (
Practice Test
)
11.1: Digestive System of Man (
Practice Test
)
Basic Definitions
3889 views
Oral Cavity
693 views
Digestion in Pharynx and Oesophagus
6713 views
Digestion in Stomach
11097 views
More on Digestion in Stomach
2147 views
Digestion in Duodenum and Enzyme Precursors
1946 views
More on Jejunum
2247 views
More on Digestion and Absorption of Food in the Small Intestine
3743 views
Absorption of Digested Food From Lumen of Intestine
951 views
Digestion in Oral Cavity
8759 views
Types of Digestion
5184 views
Role of Nervous System and Gastrin Hormone on the Secretion of Gastric Juice
1837 views
Digestive Juices, Their sources, Secretion/Enzymes and The Action
More on Pancreas
2300 views
Pancreas as an Exocrine Gland
747 views
Secretion of Pancreatic Juice is Related to Secretin Hormone
1058 views
More on Large Intestine
1425 views
Functions of Large Intestine
11.2: Functions of Accessory Glands (
Practice Test
)
Role of Liver in Digestion
6945 views
Functions of Liver
694 views
Pancreas
10728 views
11.3: Some Common Diseases Related To Digestive System And Food Habits (
Practice Test
)
Dyspepsia, Food Poisoning
3842 views
Obesity, Anorexia Nervosa
2929 views
Bulimia Nervosa, Ulcer
3201 views
Constipation, Ulcer
2885 views
Chapter 12 Circulation (
39 videos
)
  (
Practice Test
)
12.1: Blood Circulatory System of Man (
Practice Test
)
Cardiovascular System
12.2: Human Heart (
Practice Test
)
Human Heart
18062 views
More on Structure of Human Heart
2938 views
More on Structure of Human Heart
2229 views
Heartbeat
5655 views
Cardiac Cycle
S-A Node, Pace Maker, AV Node
20264 views
Electrocardiogram
12.3: Blood Vessels (
Practice Test
)
More on Blood Vessels, Arteries
1136 views
Capillaries
1703 views
Arterioles
1549 views
Role of Precapillary Sphincter
1788 views
Veins
1017 views
Valves in Veins
1423 views
Comparison of Arteries, Capillaries and Veins
3363 views
More on Pulmonary Circulation
599 views
More on Systemic Circulation
530 views
Coronary Circulation
8646 views
Portal System
Hepatic Portal System
Renal Circulation
4081 views
12.4: Blood Pressure (
Practice Test
)
Blood Pressure, Measuring of Blood Pressure
Baroreceptors
3360 views
Baroreceptor Reflexes
1198 views
12.5: Cardiovascular Disorders (
Practice Test
)
Thrombosis
3615 views
Atherosclerosis
1612 views
Arteriolosclerosis
1358 views
Angina Pectoris
1015 views
Myocardial Infarction
758 views
Treatment of Cardiovascular Diseases
878 views
Angioplasty
859 views
Open Heart Surgery
1056 views
Hypertension
1891 views
Hypotension
2327 views
12.6: Lymphatic System in Man (
Practice Test
)
Lymphatic System
12200 views
Lymphatic System of Man
2964 views
Lymph Nodes
1965 views
Position of Lymph Nodes
1678 views
Functions of Lymphatic System
2856 views
Chapter 13 Immunity (
27 videos
)
  (
Practice Test
)
13.1: First Line of Defense (
Practice Test
)
Immunity, Immunology
2849 views
First Line of Defence
7244 views
Chemical Components of the Skin's Defense
1719 views
Cilia and Mucus
2288 views
13.2: Second Line of Defense (
Practice Test
)
Second Line of Defence
3985 views
Killing Cells of Blood, Macrophages
2661 views
Neutrophils, Natural Killer Cells
5185 views
Complement System
2652 views
Interferon
3859 views
Inflammatory Response as One of the Non Specific Defense
2431 views
Pyrexia and Pyrogens
3910 views
Ways the Fever Kills Microbes
1420 views
13.3: Third Line of Defense (
Practice Test
)
The Specific Defense (Third Line of Defense )
4888 views
Antigen, Antibody
15141 views
Role of Memory Cell in Immunity
1330 views
Cell Mediated Immune Response Response
2827 views
T - Lymphocytes
4541 views
Function of T-Lymphocytes
1519 views
B - Lymphocytes
3680 views
The Antibody Mediated Immune Response
1879 views
Structure Model of Antibodies
2181 views
Inborn and Acquired Immunity
1274 views
Vaccination a Mean to Develop Active Acquired Immunity
1037 views
Types of Immunity, Active Immunity
2475 views
Passive Immunity
1300 views
Allergies
1323 views
Role of T-Cells and b-Cells in Transplant Rejection
3129 views
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