San Wui Commercial Society Secondary School
San Wui Commercial Society Secondary School
Form 7 Biology Teaching Schedule (2006-2007)
Duration : 4/9/2006 - 2/2/2007 SP = Scheduled number of period AP = Actual number of period
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test4-8/9 / Introduction / Course introduction and lab. safety / 1
11-15/9
18-22/9 / (2) Transport in
angiosperms
(i) Vascular tissues
(ii) Absorption and transport of water and mineral salts
(iii) Transport of organic solutes / - The basic anatomy of a young root, stem and a woody stem of a dicot plant
- Absorption and transport of water by
cohesion-tension mechanism and root
pressure
- Pathways of water movement: apoplast, symplast and vacuolar
- Absorption of mineral salts by diffusion
and active transport; the transport of
mineral salts in xylem vessels
- Structure of guard cells and distribution of stomata
- Transpiration creates water potential gradient
- Factors affectingtranspiration
- The translocation of organic substances
in the phloem; the evidence for
transport in phloem; an outline of the
mass flow hypothesis
- Revision / Test (after school) / 1+1
2+1
1+1
1+2
1+1 / - The examination of slides of a
young stem and a woody stem of a dicot plant (free-hand sectioning and simple staining)
- L.P. and H.P. drawings of vascular tissues and cells
with annotations
- Investigation the rate and path of water transport using a dye solution
-Examination of prepared slide
of leaf epidermis to study
guard cells and distribution of
stomata
-Investigation of the factors
affecting the rate of transpiration by using potometer / Exercise, newspaper cutting
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
25-29/9 / 2. Support & Movement
(a)Support in animals / -General plan and functions of the
mammalian skeleton
-Basic structure and functions of a
long bone
-Role of muscles in maintaining posture, with mentioning of muscle tone
-Different means of support in
terrestrial and aquatic animals / 1+1
1
1 / -Examination of a mammalian
skeleton
-Show photos of L.S. of a long bone
-Search information on osteoporosis,
importance of good posture
-Examine the skeletons of a bony fish and a terrestrial mammal / Essay writing,
data analysis,
structured
questions,
newspaper
cutting,
drawing
3-6/10 / (b) Movement in animals / -Stability, support and propulsion in swimming and walking
-Initiation of muscle contraction by nerve impulse
-Sliding-filament hypothesis of muscle contraction
-Structure of synovial joint
-Role of joints and muscles in / 1
1
2+1 / - Audiovisual materials to show the forms of locomotion in a bony fish and a tetrapedal mammal
-Observe the contraction of a teased muscle from the leg of a frog by electrical stimulation
-Examine the EM of a skeletal
(c) Support in plants / locomotion
-Turgidity of cells; types and distribution of supporting tissues in young and woody dicot plants
- Different means of support in terrestrial and aquatic plants
Test (after school) / 1+1
1 / muscle fibre
-Audiovisual materials to illustrate the sliding-filament hypothesis
-Use model to show the structure of
a synovial joint
-Construct models to demonstrate
how muscles move appendages
such as the leg
-Audiovisual materials to show the movement at a synovial joint / Essay writing,
data analysis,
structured
questions,
newspaper
cutting,
drawing
-Examine the types and distribution of supporting tissues in young and woody dicot stems / T.S. of an aquaticstem and leaf
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
9-13/10
16-20/10 / Human impact on and the environment
- Human populations
- Resources exploitation
agriculture / - The exponential growth of the human
population and its control
-Impact of human population explosion
on environment
-Renewable & non-renewable resources
-Risk of limiting of renewable resources
- Deforestation
-Soil erosion
-Chemical control of pests and weeds
and excessive use of chemical fertilizers / 1
2
2 / -Discussion on human pop. explosion and its impact on environment, world food problem as a biological and social issue, and the need for human pop. Control
- Collect newspaper clippings
on case of soil erosion and
desertification / Human population and its control
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
23-27/10 / 4. The effects of urbanization and industrialization
(1) Land clearance
& reclamation
(2) Pollution / -Impact of land clearance & reclamation
- Atmospheric pollutants and their effects;
- Ozone depletion, global warmning
and acid rain
-Effect of inadequate Sewage treatment
-Eutrophication and algal bloom
-Some water pollutants (e.g. oil and detergent)
- Use of organisms as pollution indicator / 1
2+1
1 / -Case study on land clearance
& reclamation
-Debate on pros and cons of
the development of a local
infrastructure
-Search information about API
-Small project
-Search information on EPD website
-Design action plan to reduce pollution / The awareness of pollution and conservation / Exercise, newspaper cutting
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
31/10-
3/11 / Human responsibility
for environmental
conservation / -Concept of sustainable development
and the need for conservation of
natural resources
-Afforestation
-Management of natural resources
-Recycling of wastes
-Biodiversity, conservation of wildlife
and habitats
-Protection of endangered species
-Pollution control measures
-Relationship between economic development and conservation
-Importance of environmental education and legislation / 2+1 / -A project on human responsibility for environmental conservation
-Search information on waste
recycling, biodiversity, work done by environmentally concerned groups
-Visit one conservation area,
Endangered species Resource
Centre, Sewage treatment plant
-Debate on the dilemma between urbanization, industrialization and conservation
- Role play and discussion / The awareness of pollution and conservation / Exercise, newspaper cutting and essay writing
Date
/ Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test6-10/11 / 3. Sensitivity, response and coordination
(a) Detection of
environmental
conditions
(i) The skin
(ii) The eye
(iii) The ear / -Sensory functions of skin
-Mechanism of vision
-Structure of ear
-Mechanism of hearing
- Role of sacculus, utriculus, ampulla / 1
1+1
1
1 / -Carry out an investigation on the detection of external stimuli
-Dissection of an ox's eye
-Examine photomicrographs of
organ of Corti
- Study whether hearing range
decreases with age
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
13-17/11 / (b) Nervous coordination
(i) Neurone and transmission of nerve impulse
(ii) Central nervous system
(iii) Autonomic nervous system
(iv) Reflex and voluntary action / -Structure & functions of neurones
-Nature and conduction of nerve
impulse
-Factors affecting the rate of transmission of nerve impulse
-Synaptic transmission
- CNS and PNS
- Human brain, spinal cord
-Functions of cerebrum, hypothalamus, cerebellum, medulla and spinal cord
- Control of involuntary activities
-Spinal reflex
-Significance of spinal and cranial reflex
-Different nature of conditioned reflex
and voluntary action / 1
1
1
1
1
1+1 / -Examine EM of neurone
-Audiovisual materials to show the conduction of nerve impulse
-Examine EM of a synapse, chemical transmission
-Search information on how drugs affect the functioning of synapse
-Discuss the biological principle of nerve gas as biochemical weapon
-Examine model of human brain
- Examine T.S. spinal cord
- Search information on significance of various reflexes / data analysis,
structured
questions,
newspaper
cutting,
drawing
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
20-24/11 / (c) Hormonal coordination
(d) Response to environment in flowering plants
(i) Tropism
(ii) Photoperiodism / -Nature of hormonal coordination
-Differences between nervous &
hormonal coordination
-Control of endocrine activity
- nervous system
- concentration of hormones
- blood glucose level
-Responses of shoots to light and gravity, responses of roots to gravity and water
-Role of auxins
-Experimental evidence on the region of perception and region of response in phototropism and geotropism
- Types of photoperiodic responses in flowering
-Significance of photoperiodism / 1
1
1
1
1 / - Use examples e.g. insulin to
illustrate the action and characteristics of hormonal coordination
-Conduct demonstrations of geotropism and phototropism to show the region of perception and region of response
- Study the experiments performed by Darwin, Boysen-Jensen and Went on coleoptiles / Essay writing,
data analysis,
structured
questions,
newspaper
cutting,
drawing
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
27/11-
1/12 / (iii) Phytohormones / -Auxins, gibberellins and ethylene
-Application of phytohormones in agriculture and horticulture
Test (after school) / 2 / - Search information on examples of long-day plant, short-day plant and day-neutral plant
- Search information on the applications of phytohormones
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
4-8/12 / 4. Homeostasis
(a) Water balance
(b) Regulation of body
temperature / -Need for homeostasis
-Structure of functions of kidney
-Formation of urine
-Action of ADH
-Biological principle of dialysis machine
- Water balance in terrestrial
flowering plants
-Importance of body temperature
regulation
-Ectotherms and endotherms / 3
2+1 / -Audiovisual materials to show the structure of a dialysis machine
-Study of adaptations of xerophytes in relation to water balance / Essay writing,
data analysis,
structured
questions,
newspaper
cutting,
drawing
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
(c) Regulation of blood
glucose level / -Role of skin, circulation, muscles, hypothalamus, nervous system, and hormones in regulation of body temp.
-Physical and metabolic methods in the regulation of body temp
- Action of insulin and glucagon
-Role of liver
Test (after school) / 2 / -Examination of sections of
mammalian skin
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
13-15/12
18-21/12 / 5.Perpetuation of species
(a) Asexual reproduction
(b) Sexual reproduction
(i) Sexual reproduction in mammals / -Need for reproduction
-Asexual Vs sexual reproduction
-Binary fission, budding,
fragmentation, spore formation &
vegetative propagation; artificial
vegetative propagation
- Application of artificial vegetative propagation in horticulture
- Tissue culture
-Structure & function of male and
female reproductive systems
-Formation of sperms & ova
-Menstrual cycle & its hormonal
control
- Use of hormones as contraceptives
and in treating infertility
- Significance of courtship behaviour / 1+1
1+1
1
1
1 / -Examination of slides of binary
fission, budding & spore formation
-Examination of stem, root & leaf
propagules
-Cultivation of one of propagules to get new plants
-Dissection of urinogenital system of a rat
-Examination of sections of testis & ovary
- Study the package of contraceptive pills / data analysis,
structured
questions,
newspaper
cutting,
drawing
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
Supplementary lessons / - Relative size and mobility of sperms and eggs
- Outline of fertilization and significance of internal fertilization
- Foetus and newborn
- Method and biological principles of birth control
Test / 2
1 / - Project work on ways helping infertility
- Audiovisual materials showing
courtship behaviour and its significance
- Examine photomicrographs of sperm and egg
- Audiovisual materials showing
fertilization / Population and
birth control
Supplementary lessons
/ (ii) Sexual
reproduction in
flowering plants / - Floral parts and their functions
- Self- and cross-pollination, their
advantages and disadvantages
- Growth of pollen tube and double
fertilization formation of embryo
and endosperm
-Fate of floral parts after fertilization
-Structure and function of different parts of a dicot and monocot seed / 1+1
1
1
1 / - Dissect a flower
- Examine T.S. of a pollen sac
- Observe the growth of the pollen tube
-Examine the structure of seeds e.g. / data analysis,
structured
questions,
newspaper
cutting,
drawing
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
/ - Significance of fruit and seed dispersal
-Physiological changes during seed
germination
- Importance of dormancy in seeds / 1 / broad bean, mung bean and maize
-Examine a range of seeds and fruits
to study the features related to dispersal
-Investigate the enzyme activities at the onset of germination
-List the factors that prevent seed germination
Supplementary lessons / 6. Growth and
development
(a) Measurement of growth
(b) Metamorphosis / -Parameters of growth
-Problems of measurement
-Growth curves
- Metamorphosis of mosquitoes
- Cell division, enlargement and differentiation / 1
1
1
1 / -Microscopic examination to note
the location of lateral meristems in
dicot stems and apical meristem in
dicot roots
-Examine slides of T.S of young and old stems of dicot plants
-Film/video show on life cycle of
mosquito / data analysis,
structured
questions,
newspaper
cutting
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
Supplementary lessons / (c) Primary and
secondary growth in flowering plants
(d) Control of
growth and
development / -Function of apical & lateral
meristems
-Control of growth and development
by hormones in plants and mammals
- Factors controlling human growth
Test (after school) / 1
1 / - Investigate the conditions which may affect the rate of ripening in fruits
- Show photos on the effects of
GA on shoot growth
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
3-5/1 / 7. Health and diseases
(a) Some factors affecting health / - the meaning of health / 1 / -Braining storming the meaning of health and compare with the definition from WHO
- List the factors affecting a person’s health
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
(i) Diet
(ii) Exercise and rest / -the importance of balanced diet
-the importance of minerals (calcium, iron and iodine)
-the roles of vitamins in enhancing cellular functions (e.g. vitamin B and coenzymes)
-the problems of malnutrition, e.g. lack of protein and excessive intake of energy-rich food
-the importance of regular exercise and rest on health / 2
1+1 / -Discuss the long-term effects of unbalanced diet: fast food diet may or may not be balanced
-Discuss some of the overall consequences of taking improper quantity of a particular dietary component
-Discuss ways in which eating disorders, e.g. anorexia nervosa can affect health
-Investigate the needs and claims of health food supplements
-The importance of rest and the scientific basis of it
-Search for information on the claim that most of the growth hormone is released during sleep at night, and how enough sleep can affect the growth of adolescent
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
8-12/1 / (iii) Alcohol abuse
(b) Transmission of pathogens and prevent of infection / -the effects of regular exercise on vital capacity
-the general effects of alcoholism
-the routes of transmission of pathogens: air, water or food, vector, body fluids
-the biological principles of the prevention and control of transmissible diseases
Test / 1
1
1 / -Design and perform an investigation to study the aspects of fitmess among students
-Study the effects of exercise on vital capacity and muscle strength
-Analyze data on the effects of regular exercise
-Search for information on various types of exercise.
-Discuss the reasons for control and advice on alcohol consumption
-Search for information on the effects of alcohol on body organs and the developing foetus
-Discuss the routes of transmission of AIDS and STDs and suggest how the spread can be minimized
-Analyze data showing incidence of AIDS in different parts of the world
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
15-19/1 / (c) Defence against pathogens
(i) Nonspecific defence mechanisms
(ii) Specific defence mechanisms / -the roles of the skin, mucus and other secretions, cilia, blood clotting, phagocytosis and inflammatory response in defence
-an outline of the humoral and cell-mediated immune responses including an understanding of the terms: antigens, antibody, lymphocytes and memory cells; primary and secondary responses
-the active and passive immunity
-the immune response in relation to
blood transfusion (ABO blood group
and Rh factor) and organ transplant
-over-reaction of immune responses as illustrsated by asthma
-AIDS as the impairment of the immune system brought about by HIV / 1
2 / -Examine features of mammalian skin relating to body defence using slides or model
-construct flow charts to illustrate humoral and cell-mediated immune responses
-Observe lymphocytes using the prepared slides or photomicrographs
-Study the process of blood typing
-Discuss the ethical and social issues associated with organ transplant
-Find out information on patch test and asthma or other auto-immune diseases
-Distinguish between HIV positive and AIDS / Essay writing,
data analysis,
structured
questions,
newspaper
cutting,
drawing
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
(c) Defence against pathogens
(i) Nonspecific defence mechanisms
(ii) Specific defence mechanisms / -the roles of the skin, mucus and other secretions, cilia, blood clotting, phagocytosis and inflammatory response in defence
-an outline of the humoral and cell-mediated immune responses including an understanding of the terms: antigens, antibody, lymphocytes and memory cells; primary and secondary responses
-the active and passive immunity
-the immune response in relation to
blood transfusion (ABO blood group
and Rh factor) and organ transplant
-over-reaction of immune responses as illustrsated by asthma
-AIDS as the impairment of the immune system brought about by HIV / 1
2 / -Examine features of mammalian skin relating to body defence using slides or model
-construct flow charts to illustrate humoral and cell-mediated immune responses
-Observe lymphocytes using the prepared slides or photomicrographs
-Study the process of blood typing
-Discuss the ethical and social issues associated with organ transplant
-Find out information on patch test and asthma or other auto-immune diseases
-Distinguish between HIV positive and AIDS
Date / Topic / Content / SP / AP / Learning and teaching activities / Civic Ed. / Ex./Test
22-26/1 / (iii) Use of antibiotics
(d) Some non-infectious diseases
(i) Some cancers / -The principle of vaccination
-The immunization programmes in HK
Test (after school)
-The use of antibiotics in the treatment of bacterial and fungal diseases
-The consequences of the indiscriminate use of antibiotics
-Cancers as a phenomenon of malignant cell growth
-the factors which increase the
incidence of cancer: exposure to carcinogens including chemicals, ionizing radiations and viruses; hereditary predispositions; and certain lifestyles / 1
1
1
1 / -Read how some biologists have contributed to the development of vaccination
-Discuss the importance of immunization programmes in HK to personal and community health
-Find out the effects of the indiscriminate and improper use of antibiotics
-Relate mutation to bacterial resistance
-Discuss the difference between benign tumour and malignant