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SCHEME OF WORK
Biology
Form 2 2025
TERM III
School


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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
2 1
EXCRETION AND HOMEOSTASIS
Homeostasis.
By the end of the lesson, the learner should be able to:
To define the concepts of internal environment and homeostasis.
Exposition and discussion.
text book
K.L.B. BK 2 PP 97-98
2 2-3
EXCRETION AND HOMEOSTASIS
Homeostasis.
By the end of the lesson, the learner should be able to:
To define the concepts of internal environment and homeostasis.
Exposition and discussion.
text book
K.L.B. BK 2 PP 97-98
2 4
EXCRETION AND HOMEOSTASIS
The feedback mechanism.
By the end of the lesson, the learner should be able to:
To differentiate between positive and negative feedback and state their roles in maintaining the desirable point.

Schematic representation of feedbacks.

Exposition and discussion.
Chart-
Schematic diagram of feedback mechanism
K.L.B. BK 2 PP 97-98
3 1
EXCRETION AND HOMEOSTASIS
The hypothalamus.
By the end of the lesson, the learner should be able to:
To explain the role of hypothalamus in thermoregulation.
Exposition and detailed discussion.
text book
K.L.B. BK 2 PP 98
3 2-3
EXCRETION AND HOMEOSTASIS
The skin and thermoregulation.
By the end of the lesson, the learner should be able to:
To explain the function of the skin in thermoregulation.
Exposition and discussion.
text book
K.L.B. BK 2 PP 98
3 4
EXCRETION AND HOMEOSTASIS
The skin and thermoregulation.
By the end of the lesson, the learner should be able to:
To explain the function of the skin in thermoregulation.
Exposition and discussion.
text book
K.L.B. BK 2 PP 98
4 1
EXCRETION AND HOMEOSTASIS
Blood vessels and their functions in thermo-regulation.
By the end of the lesson, the learner should be able to:
To explain the adaptation of blood vessels and their function in thermo-regulation.
Exposition and discussion.
Drawing schematic diagrams.
text book
K.L.B. BK 2 PP 98-99
4 2-3
EXCRETION AND HOMEOSTASIS
Homeostatic behavioral activities.
By the end of the lesson, the learner should be able to:
To state and explain various homeostatic behavioral activities.
Discussion on control of body temperature.
Probing questions.
text book,video
K.L.B. BK 2 PP 99
4 4
EXCRETION AND HOMEOSTASIS
Homeostatic behavioral activities.
By the end of the lesson, the learner should be able to:
To state and explain various homeostatic behavioral activities.
Discussion on control of body temperature.
Probing questions.
text book,video
K.L.B. BK 2 PP 99
5 1
EXCRETION AND HOMEOSTASIS
Osmoregulation.
By the end of the lesson, the learner should be able to:
To describe water and salts balance in the body.
Detailed discussion.
text book
K.L.B. BK 2 PP 100-101
5 2-3
EXCRETION AND HOMEOSTASIS
Osmoregulation.
Blood sugar.
By the end of the lesson, the learner should be able to:
To describe water and salts balance in the body.
To discuss effects of insufficient/ excess sugar in the blood.

To explain regulation of blood sugar.
Detailed discussion.
Detailed discussion.



Detailed discussion.
text book
K.L.B. BK 2 PP 100-101
K.L.B. BK 2 PP 101-102
5 4
EXCRETION AND HOMEOSTASIS
Blood sugar.
By the end of the lesson, the learner should be able to:
To discuss effects of insufficient/ excess sugar in the blood.

To explain regulation of blood sugar.
Detailed discussion.



Detailed discussion.
text book
K.L.B. BK 2 PP 101-102
6 1
EXCRETION AND HOMEOSTASIS
Diabetes.
By the end of the lesson, the learner should be able to:
To distinguish diabetes mellitus from diabetes inspidus.
To identify simple symptoms of diabetes mellitus and diabetes inspidus.
Detailed discussion.

Probing questions.

Topic review.
text book
K.L.B. BK 2 PP  103
6 2-3
EXCRETION AND HOMEOSTASIS
Diabetes.
By the end of the lesson, the learner should be able to:
To distinguish diabetes mellitus from diabetes inspidus.
To identify simple symptoms of diabetes mellitus and diabetes inspidus.
Detailed discussion.

Probing questions.

Topic review.
text book
K.L.B. BK 2 PP  103
6 4
EXCRETION AND HOMEOSTASIS
Diabetes.
By the end of the lesson, the learner should be able to:
To distinguish diabetes mellitus from diabetes inspidus.
To identify simple symptoms of diabetes mellitus and diabetes inspidus.
Detailed discussion.

Probing questions.

Topic review.
text book
K.L.B. BK 2 PP  103

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