THIS SCHEME OF WORK CONTAINS WEEK, TOPIC/ CONTENT AS WELLL AS ACTIVITIES WHICH ARE VITAL FOR LESSON PLANNING

BIOLOGY SS 2 FIRST TERM

1. DIGESTIVE SYSTEM
i). Modification of the feeding habits; filter feeders;- fluid feeders,- insects feeders;- parasitic and saprophytic feeders ii) feeding in protozoa and hydra etc.
iii). feeding in mammals;
iv). modification of pests to effect digestive function of man, dog, rabbits etc.
i) Use the specimens and charts of the digestive system of housefly, butterfly, cockroach,btapeworm sheep or dog to
illustrate different types of feeding mechanism
ii) students should observe provided specimens noting the various modification found in the animals
2. TRANSPORT SYSTEM
Definition of transport system;
importance of diffusion, osmosis to transport system;
transport system in large organisms (plants and animals); importance of transport system; materials for transport structures of arteries, veins, vascular bundles
Experiment i)set up an experiment on
rate of diffusion of a colored liquid. ii)students to observe and record the time taken by the colored
3. TRANSPORT SYSTEM CONTINUES
i)media of transportation e.g blood, latex, cell, sap, cytoplasm e.t.c ii) components and structure of blood;- white blood, red blood cells, platelets and plasma
i)instruct students to detach, the leaves of pawpaw, cassava,
allemande or robber
ii)observe and make inference on the materials the plants detached above
4. TRANSPORT SYSTEM CONTINUES
Mechanism of transport in
i)simple organism; multi- cellular, organism ; higher plants and animals; higher; absorption and transportation of waters and mineral salts
i)explain the structure of artery vein using well drawn diagrams
5. RESPIRATORY SYSTEM
i) Types of respiratory system; body surface respiration, Gill
system; trached system; lungs
i) Display the Gills remove from a dead tilapia for students to observe the various structures.
ii)students to observe the gill flakes, gill arch and gill filaments
6. RESPIRATORY SYSTEM CONTINUES
i) Mechanism of respiration in higher animals (inhalation and
exhalation) ii) mechanism of respiration in lower animals
i). Mouth prepared slides showing respiratory organs of the earthworm, tilapia, toad, grasshopper and rats.
ii). Observe that respiratory organs of various animals
7. EXCRETORY SYSTEM
i). Contractive vacuoles, flame cell, malpighian tubules, kidneys, stomata and lenticels
i). ask students to observe malpighian tubules in a dissected cockroach and rat
ii). Students to observe and saw malpighian tubule
and the excretory system in rat and record their observations.
8. NUTRIENT CYCLING IN NATURE
i). Definition of nutrient cycling e.g. carbon cycle, oxygen and
water cycle
ii). Representation and processes of each of the nutrient cycle listed above
iii). Importance of nutrient cycle to plants, animals and man
iv). Carbon-oxygen balance
Lead students to perform experiment to show
absorption of carbon dioxide and release of oxygen during photosynthesis ii) draw the carbon cycle and water cycle
9. DECOMPOSITI ON IN NATURE
i). Micro and macro decomposers ii). Importance and roles of decomposers to man.
i). The teacher shall mount experiment to show that carbon dioxide, ammonia

ECOLOGICAL MANAGEMENT: TOLERANCE
iii). Concept of minimum andmaximum of tolerance.
iv). Geographic range-graph illustrating maximum and
minimum range tolerance. are released during decomposition
ii). Show through experiment that heat is
released during decomposition
iii). The students should identify the gases released during decomposition
iv). To guide the student to perform experiment showing limit to tolerance
v). The students shall subject the tilapia fish to
different level of salt concentration and record
the observation on the opercula movements
10. ECOLOGICAL MANAGEMENT CONTINUES (B) ADAPTATION
i)types of association; symbiosis (mutualism),
parasitism, commensalism ii) features of biological importance possessed by organisms to an association
i). In form and functions; due to environmental conduction
ii). Effect of water availability to adaptive modification
iii). Structural adaptation of tadpole and fish to life in water
iv). Structural adaptation in birds
i). Ask students to collect ticks from cows and dogs
and were possible the hermit crab .ii)students collect ticks from cow and dogs
i). Places chameleon against different back ground
ii). Ask students to observe and record color change
11. POLLUTION i). Atmospheric pollution – nature, names, and sources of air pollution
ii). Effect of air and noise pollutants
iii). Water and soil pollution – types, composition and side effects
i). Lead students to an industrial estate
ii). Students observe the effect of industrial waste on the environment.
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13 Examination Examination Examination

BIOLOGY SS 2 SECOND TERM

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.
i). Pass round the Law of conservation document
ii). Proffer solutions to photocopy of conservation by students.
2. PEST AND DISEASES OF CROPS
i). Definition of pest
ii). Classification of pest by
(a) the pest of the plants they attacks e.g. (stem borers, root feeders, leaf feeder, plants and seed feeder)
ii). The animals types (invertebrates e.g. nematodes, arthropode, locust etc)
(c) Vertebrate pests (bird) e.g. gull, weaver bird, mammal e.g.
rodent monkey)
(i) the teacher together with the students should create a table
showing the relationship of crop disease, their agents and method of control.
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.
i). Trace the life cycle of some pest
4. REPRODUCTIVE SYSTEM IN FISH AND REPTILES
i). Structures of male and female reproductive organ
ii). Parts and functions of male and female reproductive organ of fish and reptiles
iii). Structure of male and female gametes
v). Differences b/w male and female reproductive organ of fish and reptiles.
i). Present to students, the dissected male and female vertebrate showing their
reproductive organs.

5. REPRODUCTIVE SYSTEM IN BIRD AND MAMMALS.
i). Structures of male and female reproductive system
ii). Parts and function of the reproductive system.
iii). Structures and Differences of male and female gametes
iv). Differences between male and female reproductive organ.
Mount fresh sperm specimen from rat under a microscope.
Students to observe, draw and label the spasm cell.
6.(B)REPRODUCTIVE SYSTEM IN BIRD AND MAMMALS CONTINUES REPRODUCTIVE SYSTEM IN PLANTS
i). Structural differences in the egg of vertebrates
ii). Tabulation and comparison of reproduction in fish, reptiles,
birds and mammals.
i). Structure and function of the floral parts
ii). Arrangement of the major reproductive parts (whorls)
i). Mount fresh sperm specimen from rat under a microscope.
Students to observe, draw and label the spasm cell
i). Ask students to examine the various parts of a flower provided
7. REPRODUCTIVE SYSTEM IN PLANTS CONTINUE
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.
ii). Students to point out the essential and non essential parts of a
flower.
8. POLLINATION IN PLANTS
i). Definition and types,
ii). Features of self pollinated flower
iii). Features of cross pollinated flowers;
iv). Agents of pollination – Water, wind, insect animals.
i). Teacher to ask students to relate the position of stigma and
stamens to the type of pollination students also to examine the
nature of the pollen grain.
9. REGULATION OF INTERNAL ENVIRONMENT
i). Definition of homeostasis
ii). Organs and processes involved in homeostasis
iii). The structure, function and disease of kidney. Effects of
kidney diseases and their possible remedies
i). Show students photographs of normal and diseased liver and
kidney.
10. THE LIVER i)The structure, function and diseases of liver
ii). Effects of liver diseases and remedies
i). Make labelled diagram of the liver and the organs around it.

iii). Processes and metabolism of deamination, and metabolism of carbohydrate and lipids.
11. PLANT HORMONES
i). Definition and types
ii). Functions of the plant hormones
iii). Effects 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.
i). Tabulate the list of plant hormones and their application
12. Revision Revision Revision
13. Examination Examination Examination

BIOLOGY THIRD TERM

1 REGULATION OF INTERNAL ENVIRONMENT CONTINUES
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
i). Observe the distribution of endocrine glands on charts and photographs
2. THE SKIN i). Structure of mammalian skin
ii). Functions of the mammalian skin
iii). Care of the mammalian skin
i). The teacher shall mount the skin of a mammal on the microscope and students should observe and identify the different parts
3. NERVOUS COORDINATION
i). Organization of the nervous system
ii). The central nervous system (CNS)
iii). Peripheral nervous system (PNS)
i). The students shall be asked to draw the dorsal part of the brain of rabbit and the diagram of a neurone
4. THE CENTRAL NERVOUS SYSTEM (CNS)
i) Position, structure and function of the brain
ii) The position, structure and function of the spinal cord
i) The students shall be asked to draw and label the diagram of a simple reflex act
5. PERIPHERAL NERVOUS SYSTEM (PNS) The flow chart i)
representing the different part of the P.N.S
ii) The somatic NS
(iii) Autonomic NS
iv) Sympathetic N.S and parasympathetic N.S between sympathetic and parasympathetic N.S in tabular form
6. STRUCTURE AND FUNCTION OF A NEURONE
i). Types of neuron (motor, sensory and relay)
ii). Structure of a neuron.
iii). Transportation of nerve impulse
iv). Reflex actions voluntary actions (examples)
v). Pavlov experiment on dog, food and bell
i). Guides students to perform experiment show reflex action:
flicked a hand kerchief across the student eyes.
7. SENSE ORGANS
A) Organ of smell (ii) Mechanism of smelling with the help of olfactory chemorecptor
(iii) adaptation for survival e.g. animals (dog) sniffduring hunting
Presence of chemoreceptors in insects (butterflies).
Antenna for sensing the environment.
Taste buds on tongue and part played in testing.
Sensory nerve ending/receptors associated with skin touch, deep
pressure, heart and pain Structure of the ear and past played by the various parts.
i) Smell a released cooking gas
ii) Note the area of tongue, which are sensitive to sweetness and bitterness etc
8. SENSE ORGANS CONTINUES
i) Organs 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
Eye problem/diseases: Cataract, night blindness, colour blindness etc.
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
i) Take a the students to a nearby pond to observe colonizers
ii) Ask students from other classes to join your
class and find out the effect of the increased population on students.
10. ECOLOGY OF POPULATION CONTINUES
i) Relationship between competition and succession
ii) Factors that cause overcrowding
iii). Ways of avoiding overcrowding .
Effect of food shortage: competition, reproduction, emigration rate
i) Observe the activities of grasshopper in two boxes
11. BALANCE IN NATURE
i) Factors affecting population- biotic – Abiotic
ii) Dynamic equilibrium innature
iii) Factors that maintain dynamic equilibrium such as
availability of food Natural disaster
iii) Family planning – Natural and artificial methods of population control (sex education)
i) Map out an area in the school
ii) Plant seedling to show inter-specific and intra- specific competition
iii) Display a chart showing the family planning methods
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13 Examination Examination Examination

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