Multiple choice

A group of interbreeding individuals forms a _____.

  1. community

  2. species

  3. ecosystem

  4. population
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A species is biologically defined as a group of similar organisms that can interbreed and produce fertile offspring in nature. This is the fundamental definition in biology. Community refers to multiple species, ecosystem includes abiotic factors, and population is just organisms in an area (not the interbreeding criterion).

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