| Biology Lessons for
Grades 6 - 11 |
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Artificial Immunity:
Artificial Immunity.
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Composition of Inhaled and Exhaled Air:
Understand the differences between inhaled and exhaled air.
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Adaptations of the Alveoli:
Understand how the lungs are adapted for efficient gas exchange.
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Adaptations and Survival:
Learn how different organisms are adapted to survive in their habitat.
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Blood Plasma:
Learn about some of the substances transported in the plasma.
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Breathing:
Learn how the lungs are ventilated by breathing.
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The Circulatory System:
Learn the names of the different types of blood vessels, and that substances are exchanged between the blood and cells at capillary walls.
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Digestion Experiments 1:
Learn that enzymes digest foods so that they can be absorbed into the blood.
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Digestion Experiments 2:
Understand that enzymes work best at a specific pH.
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The Uses of Glucose:
Learn that the glucose made during photosynthesis can be respired or changed into a variety of chemicals by combining with other elements.
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Habitats:
Learn how different habitats have different features which determine the organisms that can live there.
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Studying Habitats:
Understand the observations and measurements that need to be made when studying a habitat.
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The Heart as a Double Pump:
Learn and understand that the heart is a double pump.
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Structure of the Heart:
Learn the basic structure of the heart.
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The Role of the Leaf in Photosynthesis:
Learn that the leaf is the organ where photosynthesis occurs and understand how it is adapted for its function.
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Micro-Organisms:
Learn the different types of microbes that can cause disease.
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Organ systems:
Understand that different organs work together in an organ system, and learn the functions of different organ systems in the human body.
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Organ Systems at Work:
Understand that different organ systems work together in a healthy organism.
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Photosynthesis:
Learn that plants make food by photosynthesis and the word equation that represents it.
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Rate of Photosynthesis:
Learn how to measure the rate of photosynthesis and understand what factors affect it.
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Differences between Photosynthesis and Respiration:
Learn the differences between photosynthesis and respiration.
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Plant Organs:
Learn the names and functions of some plant organs.
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Comparing Respiration and Burning:
Understand the differences between aerobic respiration and burning.
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The Respiratory System:
Learn the structure and function of the respiratory system.
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Effects of Smoking on the Lungs:
Learn how smoking cigarettes can damage the breathing system.
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Vaccines:
Learn that immunisations and medicines can be used to help the body fight infections
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Breathing and Respiration:
To understand the human breathing system, with emphasis on the structure of the lungs and the gaseous exchanges involving oxygen and carbon dioxide.
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Aerobic respiration:
Describes and explains aerobic respiration.
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Anaerobic respiration:
Describes and explains anaerobic respiration.
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Structure of breathing system:
Provides information on different components of the breathing system and the linings of the air passages.
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Fermentation:
Understand fermentation. Discuss and describe its main uses..
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Gases and their transport:
Explains fundamental gas exchange and how gases are transported. Talks about the test for CO2 and the different gases present in the air.
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Respiration overview:
Brief overview of respiration, mitochondria and exercise.
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Respiration in plants:
Describes respiration in plants and the differences between that and human respiration.
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Smoking:
Describes smoking and details what it is. Outlines the dangers of smoking and how it should be avoided.
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Balanced diet:
Explain the reasons why a balanced diet is required.
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The digestive system, part 1:
Describes in detail the processes involved in digestion and the digestive system - showing what happens in the mouth, in the stomach and the small Intestine.
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The digestive system, part 2:
Describes in detail the processes involved in digestion and the digestive system including what happens in the small Intestine and the role of the large Intestine.
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Digestive enzymes:
Gives a detailed description of enzymes.
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Food tests for starch, sugar, protein, fats and oils:
Explains how to conduct food tests for starch, sugar, protein, fats and oils.
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Malnutrition and eating disorders:
Explains what malnutrition is, how it is caused and its effects. Gives an example of an eating disorder (e.g. anorexia), how it is caused and its effects.
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A Balanced Diet:
An overview of the food groups that form a balanced diet.
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Digestion Experiments:
Here are some important experiments related to digestion.
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Digestion - Part 1:
An introduction to digestion.
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Digestion - Part 2:
Learn how food is broken down in the stomach.
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Digestion - Part 3:
Learn about enzymes.
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Food Tests:
Methods used to test the existence of various substances found in food.
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Malnutrition:
Learn about malnutrition and give some examples of diseases caused by malnutrition.
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Aerobic Respiration:
Find out what aerobic respiration is and its comparison with combustion.
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Anaerobic Respiration:
Find out what anaerobic respiration is, and its effects during exercise.
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Breathing And Respiration:
Learn about the importance of breathing.
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Fermentation:
Learn about fermentation and how it is used to produce foods such as bread.
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Gas Exchange:
Learn how oxygen and carbon dioxide is transported around the body
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Composition of Inhaled and Exhaled Air:
An overview of the gases found in inhaled and exhaled air.
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Respiration Overview:
An introduction to the process of respiration.
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Artificial Immunity:
Find out ways we can protect our bodies from diseases and infections.
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The Components of Blood:
Learn about the roles of the various components of blood.
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The Role Of Blood:
The importance of blood in the human body.
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The Circulatory System:
An overview of the body's circulatory system.
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Defense Mechanisms:
How the body defends itself from disease.
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Water and Minerals in Plants:
Understand about the importance of water and minerals in plants. Learn about the processes at work in obtaining both water and minerals from soil, and how they are used within the plant.
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The Use of Sugar in Plants:
Learn how sugar produced during photosynthesis is used by plants in respiration.
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Plant Structure:
Learn about the inner and outer structure of plants and the role these parts play.
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Plants and Minerals:
Understand why plants need minerals to thrive. Learn about some of the most important minerals.
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Human Impact on the Environment:
See the effects of human activities on the environment include the effect on the air.
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Greenhouse Effect :
See how the greenhouse effect is created and how this effects the earth - global warming.
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Acid Rain:
Understand how Sulphur dioxide, carbon dioxide and oxides of nitrogen cause acid rain - see its effects and how to combat acid rain.
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Water Pollution:
See how water pollution occurs - show its effects and the dangers of it.
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Eutrophication:
Understand the process of Eutrophication and the problems it causes.
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Effects of Human Activities:
Understand the effects of food production (farming), fishing and deforestation on the environment.
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Conservation:
Understand the importance of allowing ecosystems to remain in balance. See why we develop alternatives to fossil fuels, avoid over-hunting, control building, protect habitats and endangered species, promote sustainable development, and encourage organic farming and recycling wherever possible.
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Carbon Cycle:
Learn in detail the Carbon Cycle.
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Nitrogen Cycle:
Learn in detail the Nitrogen Cycle.
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Growth and Distribution of Populations:
Understand what a habitat, a population and an ecosystem are. show the problems that rapidly increasing human populations causes.
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The Growth Curve:
Understand the growth curve that is used to represent population growth and what it means.
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Factors Affecting Population Size:
See what factors effect the size of a population.
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Interdependence and Predators:
See how species interdependence and the presence of predators controls the size of a population. Understand mutualism, competition for resources, migration and communities.
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Adaptation and Survival:
See why animals and plants must adapt to survive and how different organisms are adapted to live in their Habitat.
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Energy Flow in Nature:
Learn how living organisms obtain the energy they need to survive. Introducing food chains; learn the terms producer and consumer (primary consumer, secondary consumer, tertiary consumer) and trophic levels.
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Decomposers:
See what happens to organisms when they die.
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Food Chain Pyramid:
See that Pyramids of numbers are diagrams which show the number of organisms at each trophic level in a food chain.
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Pyramids of Biomass:
Look at Pyramids of Biomass and understand their use. Show Energy Losses in Food Chains and why this happens.
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Energy Loss in the Food Chain:
See how Energy losses in food chains. Also show how this can be minimised by reducing the number of links in the chain
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Farming Methods:
Understand the difference between factory farming and free range farming - show the effects of farming (chemicals) on their environment.
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Food Webs:
Learn what a food web is and how it works.
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The Nervous Pathway :
Learn how the nervous system allows us to respond to the changes in our surroundings, called stimuli.
The stimulus is the change we feel, for example, a change in temperature, a sound, or a sight.
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Drugs:
Learn about drugs and the effects they have on the brain and body.
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Movement of Substances in Cells :
Learn about the three main mechanisms that living organisms use to move substances in and out of cells are diffusion, osmosis and active transport.
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| Biology Multimedia
Resources for Grades 6 - 11 |
Cell Fertilisation:
Learn that fertilisation in humans and flowering plants is the
fusion of a male and a female cell.
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Cell Structure and Function:
Learn the names and functions of some of the structures found in
plant and animal cells.
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Competition for Resources:
Understand that plants and animals will compete with each other
if resources are limited.
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Composition of the Blood
Learn the components of blood and understand that many substances
are transported dissolved in the plasma.
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Population Size
Understand that the size of a population depends on the resources and space available, predators and disease.
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A Balanced Diet*
Learn the names and sources of food types needed in a balanced diet and the different uses of food in the body.
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Birth
Learn what happens during the birth of a baby.
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Chemicals in Cigarette Smoke
Learn some effects that the different chemicals in cigarette smoke can have on the body.
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Defence Against Disease
Understand how microbes can enter the body and how the body tries to prevent this from happening.
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Differences between Inhaled and Exhaled Air
Understand the differences between inhaled and exhaled air.
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Egestion*
Learn that water is reabsorbed from undigested food in the large intestine before it forms waste faeces that are egested.
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Enzymes and Digestion*
Learn the properties of enzymes and know that some enzymes are involved in the digestion of foods.
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Experiments to Compare Inhaled and Exhaled Air
Learn how to compare inhaled and exhaled air.
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Experiments to see if chlorophyll and light are needed to make starch
Learn that chlorophyll and light are needed for a plant to make starch.
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Food Tests
Learn how to carry out chemical tests to identify starch, sugar, protein and fat in food samples.
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Gas Exchange
Learn that gas exchange is the absorption of oxygen from the air into the blood and the removal of carbon dioxide from the blood.
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Human Fertilisation
Learn that fertilisation is the fusion of the egg and sperm nuclei, and know what happens to the egg after fertilisation.
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Interdependence
Learn how different organisms within a community depend on each other for their survival.
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Malnutrition*
Learn about malnutrition and give some examples of diseases caused by malnutrition.
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Mucous Membrane
Learn how the mucous membrane lining the respiratory system helps to prevent infection.
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Organisation in Living Things
Learn what forms tissues and organs and know some examples.
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pH and Enzymes
Understand how pH affects enzyme activity.
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Plant Cells
Learn the names and functions of structures found in plant cells.
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Plant Mineral Requirements
Understand that nitrogen and other elements, in addition to carbon, oxygen and hydrogen, are required for plant growth.
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Pregnancy
Understand the functions of the placenta and amniotic fluid during pregnancy.
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Preparing Slides of Animal Cells
Learn how to prepare a slide of human cheek cells.
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Preparing Slides of Plant Cells
Learn how to prepare a slide of onion cells.
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Puberty
Learn that changes in hormone concentrations result in the development of secondary sexual characteristics at puberty.
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Respiration
Learn that aerobic respiration is a chemical reaction that occurs in cells to release energy from glucose. Learn the word equation that represents it.
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Sampling Technique*
Learn different methods of collecting animals in the wild.
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Seasonal Changes in Population Size
Understand how some organisms are adapted to survive seasonal changes in their habitats.
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Sexual Intercourse
Learn what happens during sexual intercourse.
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Specialised Cells in the Breathing system
Understand how different cells are adapted for their functions.
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Specialised Plant and Animal Cells
Understand how different cells are adapted for their functions.
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Temperature and Enzymes
Understand how temperature affects enzyme activity.
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Testing a leaf for starchbr
Learn how to test a leaf for starch.
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The Female Reproductive System
Learn the structure and function of the female reproductive organs.
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The Male Reproductive System
Learn the structure and function of the male reproductive organs.
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The Menstrual Cycle
Learn about the changes that occur in a woman's body during the menstrual cycle.
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Transport of Gases
Learn how oxygen and carbon dioxide are transported around the body.
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Using a Microscope
Learn how to use a microscope correctly.
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Using a Quadrat*
Learn how to use a quadrat to estimate a plant population size.
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Water and Mineral Salt Uptake
Learn that root hair cells absorb water and mineral salts from the soil, and understand how they are adapted for this function.
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White blood Cells*
Learn how the white blood cells defend the body against disease.
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Direct sources of water pollution
Water is essential for life and therefore it is very important that we keep water clean and free from pollution.
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Electricity rules for outside
Safety rules for electricity
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Electricity rules for the home
Safety rules for electricity in the home.
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Indirect sources of water pollution
Water is essential for life and therefore it is very important that we keep water clean and free from pollution. Polluted water carries disease, toxic wastes and other harmful substances that can kill plants and animals. There are two sources of water pollution, namely direct and indirect sources.
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Protecting our water from pollution
Water is essential for life and therefore it is very important that we keep water clean and free from pollution. This lesson looks at ways that we can reduce or prevent water pollution.
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Save our water - be water wise in the home
Water is essential for life and therefore it is very important that we learn how to become water wise in the home to ensure that we have constant supply of water.
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Save our water - be water wise outdoors
Water is essential for life and therefore it is very important that we learn how to become water wise in the garden to ensure that we have constant supply of water.
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The water cycle
The water cycle moves water from the earth to the air and back to the earth again. Water changes form as it goes through this process
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Animal support systems
All animals need some support system to give them
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Animals as consumers
Learn about animals as consumers and how they are classified by what they eat.
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Food chains
An introduction to the concept of a food chain
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Healthy eating
We need an adequate and varied diet to keep us healthy
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How animals reproduce
All animals make copies of themselves. Sexual reproduction provides variation in species.
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How my body moves
The skeleton uses joints and muscles to help us move.
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How plants grow
The source of food and energy for plants.
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My body's frame - its functions
The skeleton provides shape and protection for the body.
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My body's frame - the skeleton
Description of the skeleton.
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New plants from plant parts
New plants can grow from a parent plant by asexual or vegetative reproduction.
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Plants live in different places
Plants grow in many different places and have become adapted to help them live in these different environments.
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Social patterns - living in groups
Animals live in groups for safety or for getting food.
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Teeth
We have different types of teeth that help us to eat our food.
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Variation
To identify that living things are sorted into different groups according to their special features.
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Your sense - taste and smell
Sense organs are specially developed parts of the body that receive information and take it back to the brain. The sense organs are the eyes, ears, nose, tongue and skin. Taste and smell is covered in this lesson.
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Your senses - ears and hearing
Sense organs are specially developed parts of the body that receive information and take it back to the brain. The sense organs are the eyes, ears, nose, tongue and skin. Hearing and the structure of the ear is covered in this lesson.
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Your senses - eyes and seeing
Sense organs are specially developed parts of the body that receive information and take it back to the brain. The sense organs are the eyes, ears, nose, tongue and skin. Hearing and the structure of the ear is covered in this lesson.
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Your senses - the skin
Sense organs are specially developed parts of the body that receive information and take it back to the brain. The sense organs are the eyes, ears, nose, tongue and skin. The structure of the skin is covered in this lesson.
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Breathing and Respiration
Learn how the lungs are ventilated by breathing.
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The Circulatory System
Learn the names of the different types of blood vessels, and that substances are exchanged between the blood and cells at capillary walls.
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