Zoology 12 (Teaching Hours 75)

Unit 1 Animal tissues (8 Hourss)

Epithelial, connective, muscular and nervous tissues.

Unit 2 Developmental Biology(6 Hours)

 (i) Development of frog: Fertilization, cleavage, Morulation, blastulation, gastrulation,

formation of germinal layers, coelom and tissue formation,

(ii) Gametogenesis in animal.

Unit 3 Human Biology and Health (50 Hours)

• Nutrition; digestive organs and digestion of food,
• Respiratory organs and mechanism
• Circulation: Blood, heart and its action, arterial and venous systems (Major arteries and veins), Blood groups, Rh-factor, Blood pressure and lymph (definition).
• Excretion: Excretory organs, mechanism of urine formation, osmoregulation and homeostatic mechanism (temperature regulation, kidney and liver control system)
• Nervous co-ordination: Types of nervous system, structure and function of brain. Transmission of nerve impulse.
• Endocrinology: Structures, functions and disorders of pituitary, thyroid, parathyroid, pancreas and adrenal glands.
• Sense organs: Structure and function of eye and ear.
• Reproduction: Reproductive organs.
• Human population: Growth, problem and control strategies.
• Human Diseases:
  
  (1) Socially significant: Drug abuse, alcoholism and smoking

        (2) Communicable: Typhoid, Tuberculosis, Ascariasis and AIDS.

        (3) Non-communicable: Cancer

        (4) Concept of kalazar and hepatitis

Unit 4  Application of Biology(11 Hours)

• Antibiotics Vaccines (Type and application)
• Tissue and organs transplantation
• Test-tube baby
• Amniocentesis
• Introduction to poultry farming and fish farming.