Sphincter-they BOTH prevent the flowback of the food but each one of them performs a very important function. (Their functions can be seen in the Biology Textbook) 2 PHASES OF DIGESTION: CHEMICAL PHASE AND MECHANICAL PHASE OF DIGESTION under the MECHANICAL PHASE OF DIGESTION: we have Swallowing and chewing under the CHEMICAL PHASE OF DIGESTION: please refer to your Biology textbook *EGESTION(hndi ko lng sure kung ENGESTION or EGESTION s spelling)-opposite of ingestion‚ Egestion is the discharge or expulsion
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Biology Revision notes Ecology: 1) Ecosystems‚ sampling and population studies Population: All the individuals of a given species living together in the same area and at the same time. Community: Community: all the individuals of all the species living together in the same area and at the same time. Habitat: The area in which an organism lives within an ecosystem Niche: describes where an organism lives‚ what it does (its role)‚ what it feeds on and how it interacts with other organisms and the
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REVISION NOTES FOR PRELIM BIOLOGY: [ A LOCAL ECOSYSTEM ] ~ Ecosystems: “any area that contains living organisms interacting with each other and their environment. In a balanced ecosystem‚ there is a flow of energy through it and recycling of some materials” Inputs and Outputs of Ecosystems include: - the energy flow through the ecosystem; energy from the sun flows one way through‚ with heat loss at each trophic level - the input and recycling of inorganic and organic material (matter) - the
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Year 9 Biology Notes Keeping Healthy Test * Metabolic Rate- How quickly the chemical reactions (metabolism) are taking place within cells * In a balanced diet‚ you need- -Carbohydrates to build cells and to release energy. -Minerals and Vitamins in small amounts to keep the body functioning. -Water because we lose 70% form sweat‚ breath‚ tears‚ urine‚ faeces etc. -Fibre to prevent constipation and bowel cancer. * Malnutrition- eating a diet which is not balanced which can lead
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Labour Market Policies Labour market policies; are microeconomic policies that influence operations and outcomes in the labour market including industrial relations policies that regulate the process of wage determination as well as training‚ education and job placement programs to assist the unemployed. The role of national and state systems Australia’s industrial Relations system is governed by the “Fair work Act 2009” a unified national system for the private sector implemented by Rudd
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Biol GOD Notes. First Edition 1 L. Leong 2012 Chapter 1: Molecules of Life Cell Theory ∝ All living things are composed of cells and the products of cells ∝ Cells are the basic functional unit of life ∝ All cells arise from pre-existing cells Living Things Unicellular: consisting of one cell Multicellular: composed of many cells ∝ All living things: grow and develop‚ regulate metabolic processes‚ move‚ respond to stimuli‚ reproduce AUTOTROPHS: manufacture their own organic carbon compounds
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31.1 NOTES Before the 1800s‚ people thought that illnesses were caused by spirits. Around 1850‚ however‚ that all changed with the developments that were made by three scientists. Their work provided evidence that disease is caused by germs. • In 1857‚ Louis Pasteur came up with germ theory‚ which states that diseases are caused be small‚ physical particles and not spirits. These disease-causing particles are called pathogens. Around 1865‚ Joseph Lister found that cleaning his surgical tools
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Biology Year 11 Yearly Notes Chapter One – A local ecosystem 1.1 Terrestrial and Aquatic Environments -Ecosystem: any environment containing living organisms interacting with each other and with the non-living parts of that environment. -Environment: the environment of an organism is its surroundings‚ both living and non-living -Habitat: the habitat of an organism is the place where it lives. Australian Environments * Terrestrial environments are environments on land. Land covers about
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Florence Tesha Biology T-Test Lab Ms Robson 2012-03-01 DESIGN LAB Research Question: How does the amount of water present 5m from the ocean and 20m away from the ocean affect the circumference of the coconut trees ten metres from the ground? Aim: To find out how the amount of water available 5m from the ocean and 20m away from the ocean affects the circumference of coconut trees ten metres from the ground. Hypothesis: ➢ The coconut trees found 5m from the ocean receives more amount
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religion 2unit hsc notes religion and belief systems in austrlia post 1945 Contemprary aboriginal spirualities aboriinal spirituality as determined by the dreaming Dreaming Dreaming describes an enormous variety of spiritual beliefs and not a single unified systems; it refers to all that is known and understood by aboriginal. It is central spiritual concept‚ determines not only beliefs and values and religions with people and the environment Aboriginals believe they are related to the
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