BIOLOGY: Second Term’s Scheme of Work for SSS 1 – 3

Below is second term's Biology scheme of work for Senior Secondary Schools (SSS) 1 – 3.

SECOND TERM’S SCHEME OF WORK FOR SSS 1

Week 1: Tissue and Supporting System 

I. Definition of supporting and systems

II. Types of skeleton: Hydrostatic skeleton, Exo (ecto) skeleton, Endo Skeleton

III. Skeletal materials:  Chitin, cartilage, and bone

IV. Functions of supporting tissues in plants and animals – protection, support, locomotion, strength, rigidity, resistance to forces of wind and water 

Week 2: Vertebrate Skeleton 

I. Axial skeleton – The Skull and vertebral column

II. Appendicular skeleton – The limbs, sternum and ribs, limb girdle 

Week 3: Supporting Tissue in Plants

I. Types of supporting tissue in plants 

II. Location of supporting tissue in plants

III. Structures and components of supporting tissues in plants, e.g., collenchymas, paranchyma, xylem, phloem, etc.

Week 4: Nutrition in Animals 

I. Food substances – classes with examples

II. Concept of balanced diet and its importance 

III. Food test

B. Mode of Nutrition 

I. Types of heterotrophic nutrition – holozoic, saprophytic and parasite nutrition 

II. Feeding mechanism in holozoic organisms – filter feeding, fluid feeding and deposit feeding 

Week 5: Mammalian Teeth 

I. Forms – milk and permanent teeth

II. Types – Incisors, canines, permolar and molar

III. Structures of a tooth (canine/molar)

IV. Dental formular and adaption – Herbivores,  carnivores and omnivores 

B. Enzymes 

I. Definition of enzymes

II. Characteristics of enzymes

III. Types of digestive enzymes – sources, location, substance acted upon and effect/products 

IV. Importance/Functions of enzymes 

Week 6: Basic Ecological Concepts 

I. Components of an ecosystem 

– Biotic (living) and Abiotic (non-living) component 

– Aquatic and terrestrial component 

II. Definitions of common terms in ecological studies: environment, population, biosphere, lithosphere, hydrosphere, atmosphere, nicher habitat, biotic, community, ecosystem 

III. Local communities (biomes) – Nigeria ecological region (sahel, sudan, guinea savanna, tropical forest, swamp forest)

IV. Major biomes of the world: Tropical forest, savanna, desert, shrub, apro – alphine and swamps 

Week 7: Population Studies by Sampling Method 

I. Population size, population dominance, population density

II. Factors affecting population

III. Ecological factors affecting aquatic and terrestrial habitat

IV. Importance of ecological factors to population of plant and animals 

Week 8: Ecological Factors 

I. Relationship between soil types and water holding effects of soil on vegetation 

II. Simple measurement of ecological factors and measuring instrument, e.g., physical factors and edaphic factors 

Week 9: Functioning Ecosystem 

I. Definitions of autotrophy and heterotrophy 

II. Definition of terms – Producer, consumers, aquatic and terrestrial 

III. Examples of producers and consumers 

Week 10: Trophic Levels 

I. Definition of food chain and food web

II. Non-cycle nature of energy transfer

III. Nutrient movement (energy flow) in aquatic and terrestrial habitat

IV. Pyramid of number and energy 

V. Nature of energy flow in food chain and food web

Week 11 – 12: Revision/Examination 

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

SECOND TERM’S SCHEME OF WORK FOR SSS 2

Week 1: Conservation of Natural Resources

I. Definition 

II. Needs or importance of conservation 

III. Methods or ways of consenting natural resources (Legislation Education, Erection of packs, and reserves) 

IV. Agencies responsible for conservation 

V. Problems associated with conservation 

Week 2: Pest and Diseases of Crop

I. Definition of pest

II. Classification of pest by the pest of the plants they attack, e.g., stem borers, root feeders, leaf feeder, plants and seed feeder)

III. The animal types: Invertebrates, e.g., nematodes, anthropode, locust etc.); Vertebrate pests (birds), e.g., gull, weaver bird, mammal (e.g., rodent monkey)

Week 3: Pest and Diseases of Crop 

I. Life cycle and control of pest

II. Disease caused by pest and their agents, e.g., viral disease, bacterial diseases, and fungi disease

III. Methods of pest diseases control – Physical, Biological and Chemical methods 

Week 4: Reproductive System in Fish and Reptiles 

I. Structures of male and female reproductive organs 

II. Parts and functions of male and female reproductive organs of fish and reptiles 

III. Structure of male and female gametes 

IV. Differences between male and female reproductive organs of fish and reptiles 

Week 5: Reproductive System in Bird and Mammals

I. Structures of male and female reproductive system 

II. Parts and functions of male and female reproductive system 

III. Structures and differences of male and female gametes 

IV. Differences between male and female reproductive organs

Week 6: Reproductive System in Bird and Mammals II

I. Structural differences in the egg of vertebrates 

II. Tabulation and comparison of reproduction in fish, reptiles, birds and mammals 

B. Reproductive System in Plants 

I. Structure and function of the floral parts 

II. Arrangement of the major reproductive parts (whorls) 

Week 7: Reproductive System in Plants II 

I. Types of flower

II. Types of ovaries 

III. Important terms often used to study flowers, e.g., bisexuals, mono-sexual, inflorescence, regular incomplete etc.

Week 8: Pollination in Plants 

I. Definition and types

II. Features of self pollinated flowers

III. Features of cross pollinated flowers

IV. Agents of pollination – water, wind, insect, animals

Week 9: Regulation of Internal Environment 

I. Definition of homeostasis 

II. Organs and processes involved in homeostasis 

III. The structure, function and disease of kidney

IV. Effects of kidney diseases and their possible remedies 

Week 10: The Liver 

I. The structure, function and diseases of liver 

II. Effects of liver diseases and remedies 

III. Processes and metabolism of deamination, and metabolism of carbohydrate and lepids 

Week 11: Plant Hormones 

I. Definition and types 

II. Functions of the plant hormones 

III. Effects of axin on lateral development, leaf fall and initiation of adventious roots 

IV. Modern application of axin and other hormones, and with reference to early flowing, crop harvest and weed control etc.

Week 12 – 13: Revision/Examination 

SECOND TERM’S SCHEME OF WORK FOR SSS 3

Week 1: Revision 

I. Revision of all relevant topics in national examination 

II. Revision of past WAEC, NECO and UTME questions 

Week 2: Revision on Practicals 

Revision of past practical questions alternative to practical 

Week 3 – 4: General revision/Examination