Biology: Third Term's Scheme of Work for SSS 1 and 2

Biology: Third Term's Scheme of Work for SSS 1

Week 1: ENERGY TRANSFORMATION IN NATURE

i. Energy Loss in Ecosystem

ii. Laws of Thermodynamics

iii. Application of Law of Thermodynamics to Ecological Phenomenon

iv. Food Chain

Week 2: RELEVANCE OF BIOLOGY TO AGRICULTURE

i. Classification of Plants

ii. Botanical Classification, e.g., Algae, Spermatophyte etc.

iii. Agricultural Classification, e.g., Fibre Plant, Non-fibre Plant.

iv. Classification Based on Life Cycle, e.g., Annual, Biennial and Perennials.

Week 3: EFFECTS OF AGRICULTURAL ACTIVITIES ON ECOLOGICAL SYSTEM

i. Effect of Bush Burning

ii. Effect of Different Types of Farming Methods on Ecosystem

Week 4: PESTS AND DISEASES OF AGRICULTURAL IMPORTANCE

i. Definition and Types of Pests

ii. Life Cycle of Pests

iii. Control of Pests

iv. Disease – Types of Diseases

Week 5: FOOD PRODUCTION AND STORAGE

i. Role of Food in Agricultural Production

ii. Factors Affecting Production and Storage

iii. Ways of Improving Crop Yield

iv. Cause of Wastage

v. Methods of Preserving and Storing Food

Week 6: POPULATION GROWTH AND FOOD SUPPLY

i. Relationship between Availability of Food and Human Population

ii. Effects of Food Shortage

iii. Government's Effort to Increase Food Production, e.g., Agricultural Resolution

Week 7: MICROORGANISMS AROUND US

i. Classification, e.g., Viruses, Bacteria, Fungi, Protozoa

ii. Carriers, e.g., Vectors and Transmitting Organisms

iii. Beneficial Effects and Harmful Effects

iv. Growth of Microorganisms

v. Control and Prevention of Microorganism Disease (Public Health)

Week 8: AQUATIC HABITAT

i. Definition

ii. Types of Aquatic Habitat

iii. Aquatic Organism and Its Adaptive Features

iv. Characteristics of Aquatic Habitat

v. Food Chain and Food Web in Aquatic Habitat

Week 9: TERRESTRIAL HABITAT

i. Definition

ii. Types of Terrestrial Habitat

iii. Terrestrial Organisms and Their Adaptive Features

iv. Characteristics of Terrestrial Habitat

v. Food Chain and Food Web in Terrestrial Habitat

Week 10: CLASSIFICATION OF PLANTS

i. Classification of Plants into Seed Bearing and Non Seed Bearing

ii. Classification of Plants into Cereals and Legumes

iii. Classification into Root Crops, Vegetables, Fruits, Beverage and Drug, Oil Latex (Fibre)

Week 11: DIGESTIVE SYSTEM

i. Types of Digestive System (Alimentary Canal)

ii. Description and Functions of the Parts of Alimentary Tract

iii. Diagram of Digestive Tract of Different Groups of Organisms

Week 12/13: Revision/Examination

Biology: Third Term's Scheme of Work for SSS 2

Week 1: REGULATION OF INTERNAL ENVIRONMENT: ENDOCRINE GLANDS

i. The Endocrine Glands and Its Hormones

ii. Functions of the Endocrine Glands

iii. Effect of Under-secretion or Over-secretion of Endocrine Hormones

Week 2: THE SKIN

i. Structure of the Mammalian Skin

ii. Functions of the Mammalian Skin

iii. Care of the Mammalian Skin

Week 3: NERVOUS COORDINATION

i. Organisation of the Nervous System

ii. The Central Nervous System (CNS)

iii. Peripheral Nervous System (PNS)

Week 4: THE CENTRAL NERVOUS SYSTEM (CNS)

i. The Position, Structure and Function of the Brain

ii. The Position, Structure and Function of the Spinal Cord

Week 5: THE PERIPHERAL NERVOUS SYSTEM (PNS)

i. The Flow Chart Representing the Different Parts of the PNS

ii. The Somatic NS

iii. The Autonomic NS

iv. The Sympathetic NS and Parasympathetic NS

Week 6: STRUCTURE AND FUNCTION OF A NEURON

i. Types of Neuron (Motor, Sensory and Relay)

ii. Structure of a Neuron

iii. Transportation of Nerve Impulse

iv. Reflex Actions, Voluntary Actions

v. Pavlov Experiment on Dog, Food and Bell

Week 7: SENSE ORGANS

i. Organ of Smell

ii. Mechanism of Smelling with the Help of Olfactory Chemoreceptor

iii. Adaptation for Survival

Week 8: SENSE ORGANS II

i. Organ of Sight (Eye) and Its Parts

ii. Functions of the Different Parts of the Eyes.

iii. The Role of the Eyes in Image Formation and Accommodation

iv. Eye Defects: Myopia, Hypermetropia, Presbyopia, Astigmatism

v. Eye Problem/Diseases: Cataract, Night Blindness, Colour Blindness etc.

Week 9: ECOLOGY OF POPULATION

A. Succession

i. Meaning of Succession

ii. Structural Change in Species Composition, Variety and Increase in Number

iii. Primary Succession in an Aquatic Habitat

iv. Secondary Succession: Meaning and Examples

v. Characteristics of a Stable Community

B. Overcrowding

i. Population Density Studies and Available Resources

ii. Importance of Factors Affecting Population Space

Week 10: ECOLOGY OF POPULATION II

i. Relationship between Competition and Succession

ii. Factors That Cause Overcrowding

iii. Ways of Avoiding Overcrowding

iv. Effect of Food Shortage: Competition, Reproduction, Emigration Rate

Week 11: BALANCE IN NATURE

i. Factors Affecting Population – Biotic, Abiotic

ii. Dynamic Equilibrium in Nature

iii. Factors That Maintain Dynamic Equilibrium such as Availability of Food, Natural Disaster

iv. Family Planning

– Natural and Artificial Methods of Population Control (Sex Education)

Week 12/13: Revision/Examination