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Social Behaviours
| Question | Answer |
|---|---|
| Define a social hierarchy | rank order of dominant and subordinates |
| Dominant males exhibit which type of behaviour | ritualistic |
| Subordinate males exhibit which type of behaviour | appeasement |
| Describe 2 advantages of social hierarchy | 1. reduces conflict 2. guarantees experienced leadership 3. ensures dominant's favourable genes are passed to offspring |
| The bird that pecks the most in the pecking order is a) most dominant b) least dominant | most dominant |
| State one feature of parental care in primates | very long |
| Explain why parental care in primates is so long | Takes time to learn complex social behaviours |
| State the 4 types of complex social behaviour | 1. body postures 2. facial expressions 3. sexual presentations 4. grooming |
| Explain what is meant by an alliance in a social hierarchy | When low ranking females groom offspring of higher rank females |
| State one advantage of forming an alliance | Increase social status in hierarchy to get better access to food/mates |
| Describe 2 advantages of co operative hunting | 1. catch larger prey 2. increase chance of success 3. less energy used per individual 4. both dominant and subordinate get more food than hunting alone |
| Explain why birds/fish adopt specialised formations in social defence | To confuse predator to make it hard to pick one out. |
| Explain why animals form protective groups e.g. mobbing | To protect young |
| Explain the advantage of meerkat lookouts in social defence | 1. earlier detection of predators 2. increase time spent feeding rather than in constant defence alert |
Created by:
brightminds