FORM 3 BIOLOGY SCHEME OF WORK TERM 3
| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
| 1 | Opening and Revision | |||||||
| 2 | 1 | REPRODUCTION IN PLANTS AND ANIMALS | Fertilisation process. | By the end of the lesson, the learner should be able to: To explain the fertilisation process. |
Discussion Drawing diagrams. |
chart | KLB BK III. PP. 113-114 | |
| 2 | REPRODUCTION IN PLANTS AND ANIMALS | Implantation. | By the end of the lesson, the learner should be able to: To define implantation. To define ectopic pregnancy. |
Drawing illustrative diagrams. Discussion. |
text book | KLB BK III. P. 114 | ||
| 3-4 | REPRODUCTION IN PLANTS AND ANIMALS | The placenta. Role of the placenta. Placental exchanges. |
By the end of the lesson, the learner should be able to: To describe the formation of the placenta and the structure of the placenta. To state and explain the role of the placenta. |
Exposition and discussion. Exposition and discussion. Drawing diagrams showing placental exchanges. Detailed discussion. |
Chart- The placenta. text book |
KLB BK III. P. 115 KLB BK III. P. 116 |
||
| 5 | REPRODUCTION IN PLANTS AND ANIMALS | Pregnancy and hormones. | By the end of the lesson, the learner should be able to: To identify functions of human oestrogen and progestrone during pregnancy. |
Tabulate functional differences. | text book | |||
| 3 | 1 | REPRODUCTION IN PLANTS AND ANIMALS | Abortion, miscarriage, birth. | By the end of the lesson, the learner should be able to: To describe processes of abortion, miscarriage and birth. |
Q/A: To elicit students responses on related issues. | text book | KLB BK III. PP. 117-119 |
|
| 2 | REPRODUCTION IN PLANTS AND ANIMALS | Lactation and parental care. | By the end of the lesson, the learner should be able to: To explain the role of oxytocin in milk let down. To draw and label mammary glands. |
Discussion
Drawing and labelling mammary glands. |
Wall- charts mammary glands. | KLB BK III. P. 120 | ||
| 3-4 | REPRODUCTION IN PLANTS AND ANIMALS | Secondary sexual characteristics. The menstrual cycle. |
By the end of the lesson, the learner should be able to: To state secondary sexual characteristics in males and females. To explain the role of hormones in the menstrual cycle. |
Detailed discussion. | text book Chart- Phases of human menstrual cycle. |
KLB BK III. P. 121 | ||
| 5 | REPRODUCTION IN PLANTS AND ANIMALS | 28-day menstrual cycle. | By the end of the lesson, the learner should be able to: To represent hormonal levels on a 28-day chart. |
Open discussion. Interpreting illustrative charts. |
chart | KLB BK III. PP. 122-123 |
||
| 4 | 1 | REPRODUCTION IN PLANTS AND ANIMALS | Menopause, infertility and emerging issues. | By the end of the lesson, the learner should be able to: To describe hormonal changes at menopause. To discuss emerging issues related to infertility and menopause. |
Open discussion. | text book | KLB BK III. P. 123 | |
| 2 | REPRODUCTION IN PLANTS AND ANIMALS | Menopause, infertility and emerging issues. | By the end of the lesson, the learner should be able to: To describe hormonal changes at menopause. To discuss emerging issues related to infertility and menopause. |
Open discussion. | text book | KLB BK III. P. 123 | ||
| 3-4 | REPRODUCTION IN PLANTS AND ANIMALS | Sexually Transmitted Infections & HIV/AIDS. | By the end of the lesson, the learner should be able to: To identify the symptoms of STIs. To explain the mode of transmission of STIs / AIDS and discuss methods of control. To differentiate between HIV and AIDS. |
Detailed discussion. Q/A: Distinction and relationship between HIV and AIDS. |
Chart- STIs causal agents, symptoms, prevention and control measures. | PP. 123-125 |
||
| 5 | GROWTH & DEVELOPMENT. | The concepts of growth and development. | By the end of the lesson, the learner should be able to: To distinguish growth from development. |
Q/A: Aspects that occur during growth. Detailed discussion of growth and development. |
text book | KLB BK III. P. 134 | ||
| 5 | 1 | GROWTH & DEVELOPMENT. | Measurement of growth. | By the end of the lesson, the learner should be able to: To identify aspects that indicate growth of an organism. Sketch a growth curve. |
Discuss growth aspects-height, weight and volume. | text book | KLB BK III. P. 134 | |
| 2 | GROWTH & DEVELOPMENT. | Growth phases. | By the end of the lesson, the learner should be able to: To describe lag and decelerating phases of growth. |
Students will have collected data, e.g. height of shoots of different ages. Teacher assists students to draw growth curves. Discussion- phases of growth. |
Shoots of known ages. | KLB BK III. P. 135 | ||
| 3-4 | GROWTH & DEVELOPMENT. | Growth phases. | By the end of the lesson, the learner should be able to: To describe lag and decelerating phases of growth. |
Students will have collected data, e.g. height of shoots of different ages. Teacher assists students to draw growth curves. Discussion- phases of growth. |
Shoots of known ages. | KLB BK III. P. 135 | ||
| 5 | GROWTH & DEVELOPMENT. | Intermittent growth curve. | By the end of the lesson, the learner should be able to: Explain growth curve showing intermittent growth. |
Q/A: life cycles of insects. Exposition and detailed discussion. |
chart | KLB BK III. P. 135 | ||
| 6 | 1 | GROWTH & DEVELOPMENT. | Structure of the seed. | By the end of the lesson, the learner should be able to: To draw and label a typical seed. To state the functions of the parts of a seed. |
Students examine external structure of bean seeds and maize seeds. Teacher assists them to identify the parts of the seeds. Drawing and labeling the seeds. |
Specimens of maize and bean seeds. | KLB BK III. P. 136 | |
| 2 | GROWTH & DEVELOPMENT. | Longitudinal sections of monocots and dicots. | By the end of the lesson, the learner should be able to: To identify structural differences between monocots and dicots. |
Obtain longitudinal section of the seeds. Identify structural differences of the specimens. Carry out iodine tests. Explain the observations. |
Hand lens Maize and bean seeds. Iodine Scalpels. |
KLB BK III. P. 136 | ||
| 3-4 | GROWTH & DEVELOPMENT. | Dormancy in seeds. Seed germination. |
By the end of the lesson, the learner should be able to: To define seed dormancy. To explain factors that cause dormancy and ways of breaking dormancy. To describe the process of seed germination. |
Detailed discussion. Observe previously prepared specimens. Discuss the observations. |
video Seeds Cotton wool Flat bottomed flasks Corks T-tubes Thermometers pyrogallic acid NaOH solution. |
KLB BK III. P. 137 KLB BK III. P 140. |
||
| 5 | GROWTH & DEVELOPMENT. | Seed germination. | By the end of the lesson, the learner should be able to: To describe the process of seed germination. To investigate conditions necessary for germination. To explain conditions necessary for germination. |
Observe previously prepared specimens. Discuss the observations. |
Seeds Cotton wool Flat bottomed flasks Corks T-tubes Thermometers pyrogallic acid NaOH solution. |
KLB BK III. P 140. |
||
| 7 | 1 | GROWTH & DEVELOPMENT. | Epigeal germination. | By the end of the lesson, the learner should be able to: To differentiate between epigeal and hypogeal germination. To describe epigeal germination. |
Observe previously prepared specimens of germinating bean seed/ castor seed. Drawing comparative diagrams. |
Specimens of germinating bean/castor seed at different phases of germination. | KLB BK III. P. 141 | |
| 2 | GROWTH & DEVELOPMENT. | Hypogeal germination. | By the end of the lesson, the learner should be able to: To describe hypogeal germination. |
Observe previously prepared specimens of germinating bean seed/ castor seed. Drawing diagrams. |
Specimens of germinating maize seed at different phases of germination. | KLB BK III. P. 141 | ||
| 3-4 | GROWTH & DEVELOPMENT. | Primary growth of a seedling. Region of growth in a root. |
By the end of the lesson, the learner should be able to: To describe primary growth of a seedling. To determine the region of growth in a root. |
Brief discussion. Group experiments- Observe previously prepared specimens to determine regions of growth. Discuss observations made. Draw relevant diagrams. |
Germinating bean seeds Cork pin Beaker Indian ink Blotting paper Ruler. |
KLB BK III. P 143 KLB BK III. P. 144 |
||
| 5 | GROWTH & DEVELOPMENT. | Apical meristems. | By the end of the lesson, the learner should be able to: To draw and label longitudinal and transverse sections of apical meristems. |
Drawing and labelling transverse sections of apical meristems. | Charts- Apical meristems. | KLB BK III. P. 144 | ||
| 8 | 1 | GROWTH & DEVELOPMENT. | Secondary growth. | By the end of the lesson, the learner should be able to: To describe secondary growth of plants. |
Detailed discussion. | text book | KLB BK III. PP. 145-146 | |
| 2 | GROWTH & DEVELOPMENT. | Growth hormones. | By the end of the lesson, the learner should be able to: To explain role of hormones in growth of plants. |
Discuss the role of IAA, gibberellins, cytokinins, and abscisic acid e.t.c, in plant growth. | text book | KLB BK III. P. 147 | ||
| 3-4 | GROWTH & DEVELOPMENT. | Apical dominance. Growth and development in insects. |
By the end of the lesson, the learner should be able to: To explain the role of auxins in apical dominance. To differentiate between complete and incomplete metamorphosis. |
Probing questions leading to definition and explanation of apical dominance. Q/A: Features of complete and incomplete metamorphosis of insects. |
Shoot with lateral growth. chart |
KLB BK III. PP. 147-148. KLB BK III. PP.148-14.9 |
||
| 5 | GROWTH & DEVELOPMENT. | Role of hormones in insect growth. | By the end of the lesson, the learner should be able to: To identify hormones that promotes insect growth. |
Exposition and explanations. | text book | KLB BK III. PP. 148-149. | ||
| 9 | End Term Exams/Closing | |||||||
