Tropic levels 0.0 / 5 ? BiologyEcology and Environmental ScienceGCSEAQA Created by: Cat91Created on: 09-06-18 12:09 Where does the word tropic come from? The Greek word 'trophe' meaning nourishment. 1 of 21 What are tropic levels? They're the different stages of a food chain. 2 of 21 What do tropic levels consist of? One or more organism(s) that preform a role in the food chain. 3 of 21 What are tropic levels named after? Their location in the food chain using numbers. 4 of 21 What's in the first tropic level? Producers. 5 of 21 What's in the second tropic level? Primary consumers. 6 of 21 What's in the third tropic level? Secondary consumers. 7 of 21 What's in the fourth tropic level? Tertiary consumers. 8 of 21 Why are producers called producers? Because they make their own food. 9 of 21 What are primary consumers? Herbivores (only eat plants/algae). 10 of 21 What are secondary consumers? Carnivores that eat primary consumers. 11 of 21 What are tertiary consumers? Carnivores that eat secondary consumers. 12 of 21 Do tertiary consumers have predators? No. 13 of 21 What else are tertiary consumers known as? Apex consumers. 14 of 21 What else is there on a food chain (that's not in a tropic level)? Decomposers. 15 of 21 What do decomposers do? Break down uneaten remains and waste. 16 of 21 Examples of decomposers are... Fungi and Bacteria. 17 of 21 Do decomposers play an important part in ecosystems? Yes. 18 of 21 What do decomposers decompose? Any dead plant or animal material. 19 of 21 How do decomposers eat? They release enzymes that break down dead stuff. Then they diffuse their food. 20 of 21 Can there be more than four tropic levels in a food chain? Yes, but usually only 4 or 5 because so much energy is lost. 21 of 21
Comments
No comments have yet been made