| Living things & the processes of life - The processes of life - Biotechnology - G32 | |
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LT-F2.2 |
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| LT-F2.2 | Describe the process of respiration |
| State :- | State three reasons why living cells need energy. |
| State that cells need oxygen to release energy from food during (aerobic) respiration. | |
| State that carbon dioxide, derived from food, is given off by cells during (aerobic) respiration. | |
| State that heat energy is released during respiration. | |
| Be able to write a word equation for aerobic respiration. | |
| Describe the process of respiration in terms of energy release. | |
| Be able to distinguish between breathing and respiration. | |
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Describe the route taken by :- |
oxygen from the lungs to respiring tissue in humans. |
| glucose from the small intestine to respiring tissue in humans. | |
| Describe the difference between inhaled and exhaled air in terms of: oxygen content carbon dioxide content, temperature, moisture. | |
| 1 | Demonstrate the release of heat energy , carbon dioxide and water from sucrose by burning in oxygen. |
| 2 | Discuss the need of living cells for food and oxygen and the need to remove waste carbon dioxide. |
| 4 | Discuss the distinction between respiration and breathing. |
| 5 | Use torso and other models, CD Roms and other A/V materials to investigate the route taken by oxygen from the lungs to a leg muscle cell and the route taken by glucose from the stomach to a leg muscle cell. |
| 6 | Investigate the differences between inhaled and exhaled air, i.e. oxygen concentration, temperature, moisture and carbon dioxide concentration. |
| 7 | Plan and carry out simple investigations to show energy release and uptake of oxygen in respiring seeds or invertebrates. |