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H U3 - Altruism

Higher - Unit 3 - Altruism

Define Altruism Harms the donor but benefits the recipient.
What is reciprocal altruism? Where the roles of the donor and recipient later reverse.
What type of animals use reciprocal altruism? Social animals (e.g. bats)
What is kin selection? Altruism between donor and recipient that are related.
What is the advantage to kin selection? Increased survival of shared genes.
What are the four social insects? Ants, Bees , Termites, Wasps
What is meant by the division of labour in bees? Few bees contribute to reproduction while most bees undertake tasks such as collecting nectar.
What is the role of the queen bee? Reproduction
What is the role of drones? Reproduction
What is the role of the workers? Defend the hive, collect pollen, carry out waggle dance.
Why do sterile workers raise relatives? To increase the survival of shared genes.
Created by: StNiniansHS
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