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
