TRANSPORT IN PLANTS AND ANIMALS

Introduction. Transport in plants Transport in simple plants.
External structure of the root.

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


Define transport.

Explain importance of transport in plants and animals.
Describe transport in simple plants.

Q/A and discussion;
Discuss transport in simple animals and plants e.g. mosses.

text book
Tap root, bean / pea seedlings.
Petri-dish
Razor blade.

K.L.B. BOOK 2
Page 1

TRANSPORT IN PLANTS AND ANIMALS

Internal structure of the root.
Structure and functions of the stem.
Internal structure of the stem.
Absorption of water and mineral salts.
Significance and types of Transpiration.
Factors affecting rate of transpiration.
The Xylem tissue. Forces involved in transport of water and mineral salts.
Rates of transpiration on leaf surfaces.
Translocation of organic compounds.
Transport in Animals. Open and closed circulatory systems. Open circulatory system in insects.
Single and double circulatory systems.
The mammalian heart ? external structure.

By the end of the lesson, the learner should be able to:
Relate the internal structure of a root to its functions.
To describe the structure of xylem tissue.

To explain the forces involved in transport of water and mineral salts.

Drawing and labeling diagrams of sections of roots and root hairs for monocotyledon and dicotyledonous roots.
Discuss functions of the labeled parts.

Q/A:
Discussion
Explanations
Drawing diagrams.

Permanent slides of roots,
microscope, wallchart.
text book
Wall charts - Internal structure of the stem.
Wall charts ?
Root hairs.
Internal structure of a leaf.
Wall charts-The xylem tissue.
text book
Chart - phloem tissue.
Charts- Circulatory systems.
Chart- Mammalian double circulation system.
Model of a heart.

K.L.B. BOOK 2
Pages 2-4
K.L.B. BOOK 2
Pages 10-12

TRANSPORT IN PLANTS AND ANIMALS

Internal structure of mammalian heart.
Pumping mechanism of the heart.
Pulse rate.
Structure of arteries. Major arteries.
Veins.
Capillaries.

By the end of the lesson, the learner should be able to:
Draw compartments of the heart and label major parts.

Drawing and labeling a diagram of a mammalian heart.

Model of a heart, wallcharts.
Stopwatches.
Chart- cross-section of an artery.
Chart-circulatory system.
Chart-
cross-sections of major blood vessels in the body.
text book

K.L.B. BOOK 2
Pages 22 -23

TRANSPORT IN PLANTS AND ANIMALS
RESPIRATION
RESPIRATION

Diseases and defects of the circulatory system.
Composition of blood. The plasma.
Red blood cells.
White blood cells.
Platelets.
Blood clotting.
Blood groups, Antigens and antibodies.
Blood transfusion.
The Rhesus factor.
Lymph.
Aerobic respiration.
Anaerobic respiration.

By the end of the lesson, the learner should be able to:
To discuss various diseases and defects of the circulatory system.

Discussion of various diseases and defects of the circulatory system.
Suggest methods of prevention and control.

text book
Wall charts.
Blood smear, microscope.
Chart-
blood groups, antigens and antibodies.
Blood transfusion resource person.
Chart- the lymphatic system.
Glucose
Yeast
Thermometer

K.L.B. BOOK 2
Pages 31 - 32