Wildlife of Galapagos4/4: Wildlife of Galapagos Quiz What type of succession involves the colonisation of bare rock?* Hydrosere Halosere Psammosere Lithosere Hint: Succession is the act of following in order or sequence. What is the name of the first species to colonise the Galapagos?* Explorer Apex Pioneer Primary Hint: These species must be able to survive in terrains often too harsh for other species.What does the final stage of succession in the Galapagos involve?* Large trees that form a humid rainforest Resiliant plants growing in thin soil Flowering plants growing in sandy soil Algae, lichen and mosses living on volcanic rock Hint: Think about the first stages of succession and how the process might progress.What term can be used to describe a species found only in the Galapagos Islands?* Extinct Native Endemic Terrestrial Hint: These types of species cannot be found anywhere else.Why are less plant species found on the Galapagos Islands than in mainland Ecuador?* Only spore-bearing plants can travel to the Galapagos The Galapagos Islands are too harsh for plants to grow Human activity has made most of the plant species in the Galapagos extinct Most plant seeds are not resilient to sea water Hint: Think about how new species might be able to reach Galapagos.Which of the following is the correct taxonomic chain?* Kingdom > Phylum > Class > Order > Family > Genus > Species Family > Order > Kingdom > Phylum > Class > Genus > Species Family > Phylum > Class > Order > Kingdom > Species > Genus Kingdom > Phylum > Class > Order > Family > Species > Genus Hint: How were we able to differentiate the killer whale (Orcinus orca) from all the other species?What does a taxonomic ‘key’ do?* Allows you to categorise organisms into species Allows you to compare species according to their physical characteristics Allows you to group species with similar genetic profiles All of the above Hint: What sort of information might be useful to ecologists?How many plant and animal species have been recorded in the Galapagos Islands?* Less than 500 Around 2,000 Over 9,000 Over 90,000 Hint: These are all recorded in the datazone produced by the Charles Darwin Foundation.
