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Advaced Biology
Grade 12
| Question | Answer |
|---|---|
| What is the main product of anaerobic respiration in muscle cells? | Lactic acid. |
| What process occurs in anaerobic respiration but not in aerobic respiration? | Fermentation. |
| What is the net ATP gain in anaerobic respiration? | 2 ATP per glucose molecule. |
| What are the by-products of anaerobic respiration in yeast? | Ethanol and carbon dioxide. |
| What is the main pigment responsible for photosynthesis? | Chlorophyll |
| Where do light-dependent reactions occur? | Thylakoid membrane. |
| What are the raw materials for photosynthesis? | Carbon dioxide and water. |
| What is the primary product of the Calvin cycle? | Glucose. |
| What wavelengths of light are most effective for photosynthesis? | Red and blue. |
| What is the function of water in photosynthesis? | Provides electrons, protons, and releases oxygen. |
| What is the final electron acceptor in the light reactions? | NADP+ |
| What molecule acts as an energy carrier from light-dependent reactions to the Calvin cycle? | ATP and NADPH. |