A bird introduced form one country to another became a serious pest due toA. better adaptation to new areaB. more sexual reproductionC. better nesting habitsD. absence of natural competition.

A bird introduced form one country to another became a serious pest du

1.	A bird introduced form one country to another became a serious pest due toA. better adaptation to new areaB. more sexual reproductionC. better nesting habitsD. absence of natural competition.
Answer» Correct Answer - D

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A bird introduced form one country to another became a serious pest due toA. better adaptation to new areaB. more sexual reproductionC. better nesting habitsD. absence of natural competition.

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