The Finches of Galapagos islands provide...

The Finches of Galapagos islands provide an evidence in favour of:

adapdtIve radiation

Special Creation

Evolution due to Mutation

Retrogressive Evolution

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Given below are some of the common examples of spcies interaction Catagorise them into predation commensalism mutualism parasitism or competition. a. Egret foraging close to grazing cattle B.Fig flowers polinated by wasp c. Cuckoo laying egg in crow's nest d. Phytophagous insects feeding on a plant. e Clown fishes living among sea anemone. f. Abingdon tortoise in Galapagos islands became extinct withim a decade after goats were intorduced on the island.

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Where would the greatest number of endemic species occur and why ? (a) Small volcanic archipelagos, such as the Galapagos Islands, because the abundance of unoccupied habitats favours the adaptive divergence of colonists from nearby mainland populations. (b) Large oceanic island, such as Australia, because the inhabitants have been isolated from mainland populations for a very long time. (c) On rugged landscapes, such as Patagonia, because of the high levels of natural disturbance by glaciers and earthquakes. (d) Temperate woodlands, such as those in southern England, because of the high levels of disturbance by human activity and the history of artificial selection.

Stablising selection favours.

Identify the correct statements from the below about "Importance of studying growth rings " . (I) Age of wood can be calculated. (II) Radio - carbon dating can be verified. (III) Past climate and archaeological dating can be made. (IV) Provides evidence in forensic investigation.

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