Question | Answer |
What is Natural Selection | The survival of the organisms best ADAPTED to their surroundings |
What is a SPECIES | A group of organisms that look similar and can reproduce resulting in FERTILE offspring |
Name 3 Isolating Mechanisms | Geographical & Ecological & Reproductive Isolation |
Give an example of Reproductive Isolation | Different breeding seasons OR Different Courtship behaviour |
Give an example of Geographic Isolation | Rivers OR Seas OR Mountains OR Deserts separating sub-populations |
Give an example of Ecological Isolation | Sub-populations live in different habitats within an ecosystem and don’t mix OR one sub-population is tolerant to an Abiotic factor the other sub-population can’t tolerate and so they do not mix |
What is a Niche | The role an organism plays within an Ecosystem |
Give an example of Adaptive Radiation | the beaks of Darwin’s Finches OR the Pentadactyl Limb of mammals |
Why is Antibiotic over prescription such a problem | Because of the high-speed evolution of Antibiotic Resistant Bacteria (natural selection) |
What caused the Melanic form of the Peppered Moth to appear | Mutation |
What process makes it unlikely for the Melanic Peppered Moth to be found in the country side | Natural Selection |
Name an Organism threatened with extinction due to mankind’s activities | Panda OR Polar bear OR Black Rhinoceros etc. |
Name 2 Conservation Mechanisms | Wildlife Reserve OR Captive Breeding Programme OR Gamete/Seed Cell Storage Banks |