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Before you read
Test yourself first: 5 questions
Question 1 of 5
Two organisms that can interbreed and produce fertile offspring belong to the same:
Answer: A. Species is the narrowest level and is defined by reproductive compatibility. A horse and a donkey are different species: their offspring, a mule, is infertile.
Question 2 of 5
A group of the same species living in the same area is a:
Answer: B. A population is all the members of one species in a given area.
Question 3 of 5
A species with very few members remaining is considered:
Answer: B. An endangered species is at risk of extinction due to low numbers.
Question 4 of 5
Which term describes all the members of one species living in an area?
Answer: B. A population is all the individuals of a single species in one area.
Question 5 of 5
The process by which living things produce new individuals of their kind is:
Answer: B. Reproduction is how organisms produce offspring, continuing their species.
Keep the streak going with more questions like these, each with a full rationale.

