BIOLOGY GRADE 10

Biology is the study of life. The word “biology” is derived from the Greek words “bios” (meaning life) and “logos” (meaning “study”). In general, biologists study the structure, function, growth, origin, evolution and distribution of living organisms.

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LIVING ORGANISMS AND LIFE PROCESSES

Characteristics of Living Organisms 3 Topics

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Identifying Characteristics of Living Organims

Distinguishing Living Organisms from Non-living things

CELL STRUCTURE AND ORGANISATION

Microscopes 3 Topics

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Correct use of a microscope

Preparing Specimen for a Microscope

Calculating Magnification of Specemin

Cell Structure and Function 3 Topics

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The Structure and Functions of Organelles

Distinguishing Between plant and animal cell structure

Relate cell structure to functions

Cell Organization 3 Topics

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Describe Cell Organization in multicellular organisms

Identifying tissues in plants and animals and their functions

Identifying organs in plants and animals and their functions

Diffusion, Osmosis and Active transport 3 Topics

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The processes of diffusion and osmosis

The effects and importance of diffusion and osmosis in living organisms

Active Transport

ENZYMES

Characteristics of enzymes 3 Topics

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Investigating the characteristics of Enzymes

Effects of temperature and PH of enzyme action

Industrial application of enzymes

NUTRIENTS

Classes of Nutrients 8 Topics

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Roughage (Dietary Fibre)

Investigating the presence of nutrients in food samples

Nutrition Disorders 2 Topics

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Importance of nutrients to the body

Nutritional related disorders and conditions

NUTRITION IN PLANTS

Plant Nutrients 1 Topic

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Deficiency diseases of macro and micro plant nutrients

External and Internal Structure of a Leaf 5 Topics

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Describing the external and internal structure of a leaf

Investigating factors necessary for photosynthesis

The light and dark reactions of photosynthesis

The fate of glucose in in plants

Identifying storage organs of plants

SAPROPHYTIC NUTRITION

Rhizopus 5 Topics

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Structure of Rhizopus or Mucor

The functions of the parts of Rhizopus

Describing saprophytic nutrition

The importance of saprophytic nutrition

Types of saprophytic nutrition

NURITION IN ANIMALS

Dentition in mammals 4 Topics

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Identifying the external structure and function of human teeth

The internal structure and function of the tooth

Identifying the difference in dentition of herbivores and carnivores

Causes, signs and symptoms of gum disease and tooth decay

Holozoic Nutrition 6 Topics

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The mains processes in holozoic nutrition

Identifying the main regions of the alimentary canal and associated organs

The processes of digestion, absorption and assimilation of nutrients

Investigating the common ailments of the alimentary canal

The metabolic functions of the liver

The effects of common ailments of the liver

RESPIRATORY SYSTEM

Gaseous exchange 5 Topics

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The respiratory organs of animals

Mechanism of gaseous exchange in animals

Composition of inspired and expired air

The adverse effects of air pollutants on health of human beings

Gaseous exchange in green plants

Types of Respiration 5 Topics

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Types of tissue respiration

The production of adenosine triphosphate

The production of carbon dioxide during respiration

State ways in which respiration is important

Industrial application of respiration

HEALTH

Diseases 4 Topics

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The various types of diseases

Causative, agents, signs and symptoms, methods of transmission and control

HIV and AIDS 5 Topics

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Ways of HIV Transmission

Dangers of having multiple sexual partners

Ways of safe sexual practices

Causes of stigma to people living with HIV and AIDS

Ways of reducing discrimination to people living with HIV and AIDS

Immunity 4 Topics

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Immunity to diseases

Importance of the immune system

Factors the reduce immunity to pathogenic diseases

Importance of immunisation

The Life Cycle of the Housefly and he Mosquite 5 Topics

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Life cycle of a housefly

The life cycle of a mosquito

The roles pf houseflies and mosquitoes in the spreading of diseases

Relate the control of malaria to the life cycle of the mosquito

Relate the control of water borne disease to the life cycle of the housefly

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