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Biology SPA PaperType of PaperDurationMarksWeighting 1Multiple Choice1h4030% 2Structured and free-response questions 1h 45 min 8050% 3School-based Science.

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Presentation on theme: "Biology SPA PaperType of PaperDurationMarksWeighting 1Multiple Choice1h4030% 2Structured and free-response questions 1h 45 min 8050% 3School-based Science."— Presentation transcript:

1 Biology SPA PaperType of PaperDurationMarksWeighting 1Multiple Choice1h4030% 2Structured and free-response questions 1h 45 min 8050% 3School-based Science Practical Assessment (SPA) Task 1 – skill 1 & 2 Task 2 – skill 1 & 2 Task 3 – skill 3 1 hr 96 8 X 4 X 20%

2 Biology SPA Theory Papers  Paper 1 (1 h, 40 marks) consisting of 40 compulsory multiple choice items of the direct choice type.  Paper 2 (1h 45 min, 80 marks) consisting of two sections. Section A will carry 50 marks and will consist of a variable number of compulsory structured questions. Section B will carry 30 marks and will consist of 3 free response questions. The first two questions are compulsory questions, one of which will be a data-based question carrying 8-12 marks. The last question will be presented in an either/or form and will carry 10 marks.

3 Biology Expectations:  100 % passes with 50 % distinctions Books :  Biology Matters : Textbook  Biology Matters : Theory workbook  Biology Matters : Practical workbook  10 year series File : exam & test papers, notes and assignments

4 Three Basic Class Rules Respect the teacher and peers Pass up homework on time Ask questions all the time

5 Objectives : Define the term biology and explain why biology is useful Differentiate between a living organism and a non-living object understand how and why biologists classify organisms.

6 The Future belongs to the Educated Knowledge is King

7 study of living things How do organisms influence your life? medicine diseases food raw materials

8 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability  Homeostasis Movement Respiration Sensitivity Homeostasis Adaptability Nutrition Growth Excretion Reproduction

9 MRS HANGER MR NG HEARS Movement Respiration Sensitivity Homeostasis Adaptability Nutrition Growth Excretion Reproduction

10 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability feed to gain energy and cellular materials PlantsAnimals Make its own food Depends on others Purpose?

11 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability releases energy from food PlantsAnimals  Aerobic - involve oxygen Glucose + oxygen  Water + carbon dioxide + energy  Anaerobic – without oxygen Purpose?

12 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability Purpose? remove metabolic waste products PlantsAnimals Oxygen, water, carbon dioxide, tannins water, carbon dioxide, urea

13 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability Purpose? Permanent increase in biomass of organism PlantsAnimals  increase in mass and volume of cell  cell division and differentiation

14 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability Purpose? from one place to another to reach for sunlight, food and water PlantsAnimals slowly by growth fast and in a directed and controlled way

15 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability Purpose? to react to any changes in the environment PlantsAnimals slow rapid

16 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability Purpose? new offspring to pass down genetic information PlantsAnimals  Asexual – one parent  Sexual – two parents

17 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability Purpose? improve their chance of survival PlantsAnimals  variations

18 The Living Organism Characteristics of life  Nutrition  Respiration  Excretion  Growth  Movement  Sensitivity  Reproduction  Adaptability  Homeostasis Purpose? Maintain a constant internal environment PlantsAnimals  diffusion, osmosis and active transport

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