TRANSPORT IN PLANTS AND ANIMALS

Red blood cells.

By the end of the lesson, the learner should be able to:
To state the functions of red blood cells.
To explain the functions of haemoglobin in r.b.c.

Detailed discussion and explanations.

Wall charts.

K.L.B. BOOK 2
Pages 33 - 34

TRANSPORT IN PLANTS AND ANIMALS

White blood cells.

By the end of the lesson, the learner should be able to:
To describe the structure of white blood cells.
To state functions of white blood cells.

Detailed discussion and explanations.

text book

K.L.B. BOOK 2
Pages 34 - 35

TRANSPORT IN PLANTS AND ANIMALS

White blood cells.

By the end of the lesson, the learner should be able to:
To describe the structure of white blood cells.
To state functions of white blood cells.

Detailed discussion and explanations.

text book

K.L.B. BOOK 2
Pages 34 - 35

TRANSPORT IN PLANTS AND ANIMALS

Platelets.
Blood clotting.

By the end of the lesson, the learner should be able to:
To describe the structure of platelets.
To state functions of platelets.
To describe the blood clotting process.

To explain importance of blood clotting.

Detailed discussion and explanations.
Exposition of new concepts.
Detailed discussion.

text book
Blood smear, microscope.

K.L.B. BOOK 2
Page 35
K.L.B. BOOK 2
Page 36

TRANSPORT IN PLANTS AND ANIMALS

Blood groups, Antigens and antibodies.

By the end of the lesson, the learner should be able to:
To identify the four blood groups.
To identify compatible blood groups.

Completing a table of blood groups and the corresponding antigens and antibodies present.

Chart-
blood groups, antigens and antibodies.

K.L.B. BOOK 2
Pages

TRANSPORT IN PLANTS AND ANIMALS

Blood transfusion.

By the end of the lesson, the learner should be able to:
To define blood transfusion.
To identify compatible blood groups.
To identify the universal donor and universal recipient.

Q/A: Identifying compatible blood groups.
Open discussion.
Completing a table of compatible blood groups.

Blood transfusion resource person.

K.L.B. BOOK 2
Pages 30 - 31

TRANSPORT IN PLANTS AND ANIMALS

The Rhesus factor.
Lymph.
Immune responses.

By the end of the lesson, the learner should be able to:
To describe the Rhesus factor and its significance.
To describe formation and functions of lymph.

Review blood groups, antigens and antibodies.
Exposition, discussion and explanations.

text book
Chart- the lymphatic system.
Chart- Diseases that children are immunized against;
Resource person.

K.L.B. BOOK 2
Page 38
K.L.B. BOOK 2
Pages 38 - 40

TRANSPORT IN PLANTS AND ANIMALS

Allergic reactions.

By the end of the lesson, the learner should be able to:
To define an allergic reaction.
To identify ways in which allergy presents itself.
To explain cause of allergic reactions.

Q/A: Manifestations of allergy.

Exposition and brief explanations.

text book

K.L.B. BOOK 2
Page 43

TRANSPORT IN PLANTS AND ANIMALS

Organ transplant.

By the end of the lesson, the learner should be able to:
To identify organs that are normally transplanted.

Q/A: Organs transplanted.

Superficial discussion.

Topic review.

text book

K.L.B. BOOK 2
Page 43

RESPIRATION

Introduction ? Definition and importance of respiration.
Burning food.
The mitochondrion.
Aerobic respiration.

By the end of the lesson, the learner should be able to:
By the end of the lesson, the learner should be able:
To define respiration.
To explain significance of respiration.
To state functions of mitochondrion in respiration.

Q/A: Definition

Brief discussion of significance of respiration.
Drawing structure of the mitochondrion.
Explain function of the mitochondrion.

text book
Wall charts- The mitochond-rion
text book

K.L.B. BK 2
PP. 73-74
K.L.B. BK 2
P. 74

RESPIRATION

Anaerobic respiration.
Oxygen ?debt?.

By the end of the lesson, the learner should be able to:
To describe anaerobic respiration.

Observe set up experiments.
Detailed discussion punctuated with probing questions:

Glucose
Yeast
Thermometer
text book

K.L.B. BK 2
P.77

RESPIRATION

Applications of anaerobic respiration.

By the end of the lesson, the learner should be able to:
To explain applications of anaerobic respiration.

Q/A: Products of fermentation process.
Listing down various applications of anaerobic respiration.

text book

K.L.B. BK 2
P. 79

RESPIRATION

Respiratory substrates & respiratory quotient.
Rate of respiration.

By the end of the lesson, the learner should be able to:
To identify respiratory substrates in the body.
To define respiratory quotient.
To calculate R.Q.
To state and explain factors affecting rate of respiration.

Brief discussion/ explanations.

Exposition of definition and its significance.
Problem solving.
Detailed discussion and explanations.

text book

K.L.B. BK 2
P. 79
K.L.B. BK 2
PP. 80-81

GASEOUS EXCHANGE

Introduction. Gaseous exchange in plants.

By the end of the lesson, the learner should be able to:


To explain importance of gaseous exchange.

To describe gaseous exchange in plants.

Discussion
Explanations

Q/A: Products of respiration.
Detailed discussion.

text book

K.L.B. BOOK 2
P. 48

GASEOUS EXCHANGE

Release of CO2 by plants.

By the end of the lesson, the learner should be able to:
To describe an experiment to show release of CO2 by plants.

Class experiments including control experiments.

Explain the observations made.

Bicarbonate indicator, boiling tubes, Aluminum foil.

K.L.B. BOOK 2
P. 49

GASEOUS EXCHANGE

Release of O2 by plants.
Stomata.
Opening & closing of stomata.
Stomata and habitats of plants.

By the end of the lesson, the learner should be able to:
To describe an experiment to show release of O2 by plants.


To describe and explain the mechanism of opening & closing of stomata.

Teacher demonstration: Test for the gas evolved.
Discuss observations.
Detailed discussion.

Gas jar,
Glass funnel,
Water plant,
Beaker.
text book
text book
Prepared slides of hydrophytes and xerophytes.

K.L.B. BOOK 2
P. 49
K.L.B. BOOK 2
P. 51

GASEOUS EXCHANGE

Lenticels.

By the end of the lesson, the learner should be able to:
To describe and explain the mechanism of lenticels.

Detailed discussion.

text book

K.L.B. BOOK 2
P. 52

GASEOUS EXCHANGE

Respiratory surfaces in animals.
Gaseous exchange in protozoa.

By the end of the lesson, the learner should be able to:
To define a respiratory surface.
To state characteristics of respiratory surfaces.
To identify the environment or medium of operation of respiratory surfaces.

Teacher exposes meaning of a respiratory surface.
Discuss at length, giving examples of organisms that have a given respiratory surface.

text book

K.L.B. BOOK 2
P. 53

GASEOUS EXCHANGE

Gaseous exchange in insects.
Breathing in insects.

By the end of the lesson, the learner should be able to:
To describe the mechanism of gaseous exchange in insects
To describe the breathing mechanism in an insect.

Drawing tracheal system of a grasshopper.
Discuss at length the structure of the tracheal system.
Detailed discussion.

Observe breathing movements of live specimens of grasshoppers, locusts or cockroaches.

text book
Live specimens of insects,
Hand lenses,
Boiling tubes.

K.L.B. BOOK 2
PP. 53, 54
K.L.B. BOOK 2
P. 56

GASEOUS EXCHANGE

Number, position and shape of spiracles of insects.

By the end of the lesson, the learner should be able to:
To give an account of the number, position and shape of spiracles of insects.

Drawing the abdomen and showing the position and shape of spiracles, and giving reasons thereof.

Live specimens of insects.

K.L.B. BOOK 2
P. 56

GASEOUS EXCHANGE

Gaseous exchange in a bony fish.
Gaseous exchange in amphibians.

By the end of the lesson, the learner should be able to:
To describe the structure of gills of a bony fish.
To explain how a gill is adapted to function as a respiratory surface.
To explain the mechanism of gaseous exchange in gills.

Drawing and labeling a gill of a fish; stating the function of each part; and stating how it is adapted to its functions.
Detailed discussion.

A gill of a fish.
text book

K.L.B. BOOK 2
PP. 56-57