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BiolExamReview1
Requirements of Living Things
| Question | Answer |
|---|---|
| Aerobic | requires air |
| anaerobic | does not require air |
| Carbohydrate | made of carbon, oxygen and water. organic compound sugar and starch |
| lipid | fats and oils |
| photosynthesis | process of turning light, Carbon dioxide and water into energy/glucose. |
| protein | polypeptide chains of amino acids |
| respiration | exchange of oxygen for carbon dioxide, cellular |
| What do plants take from their surroundings and why? | Water, mineral salts, Carbon dioxide, oxygen and light.Water light and carbon dioxide are for photosynthesis, oxygen as well for when there is no light and mineral salts for assisting enzymes. |
| How is absorbed energy used by plants? | Light energy is converted into chemical energy |
| What do animals take from their surroundings and why? | Water- transport, Oxygen- cellular respiration, Organic molecules- lipids, carbs, amino acids, vitamins and minerals- for specialised enzymes and as energy. |
| what is word equation for photosynthesis?What else is required? What are they used for? | water(Hydrogen in glucose and oxygen released) + Carbon Dioxide(carbon in glucose, oxygen in other compounds) -> glucose and oxygen. Light(provides energy to produce ATP which produces the glucose), Chlorophyll(traps light), ADP prescence and enzymes |
| where does photosynthesis occur in the eukaryotic cell? | in chloroplasts. |
| How are photosynthesis and respiration related? | Photosynthesis produces glucose and oxygen. glucose and oxygen is used by cellular respiration. cellular respiration produces carbon dioxide and water. Carbon dioxide and water are used in photosynthesis. |
| What is energy relationship between the environment and photosynthesis? | Plant relies on light from the environment to be used in photosynthesis. |
| What is the energy relationship between the environment and respiration? | cellular respiration creates heat energy whivh is released into the environment. |
| what is word equation for aerobic cellular respiration? | glucose + oxygen -> carbon dioxide, water and energy |
| what is anaerobic word equation for repiration in plants? | alcohol + carbon dioxide -> energy |
| What is the word equation for anaerobic respiration in animals? | glucose -> lactic acid and energy |