Question

1 Which of the following is not a natural cause of extinction?
A Competition due to overpopulation
B. Introduction of non-native species
C. Catastrophic events
D. Disease
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Answer 1

Answer:

I think b introduction of non native species

Answer 2

(B.) Introduction of non-native species is not a natural cause of extinction.

Explanation:

• The introduction of non-native species is the Human-induced altering of species composition which is sometimes damaging to local communities and magnitude may range from limitation.
• The transportation of goods to the world often carries some variety with them. for example, some aquatic organisms are migrated unintentionally by ballast water in the ship.
• The origin of zebra mussels is the Caspian Sea in central Asia and the Black sea but now it has appeared in the Great Lakes of North America, stuck and journeyed between two regions