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Which statement is true?(1 point) A dichotomous key uses question pairs to identify organisms by their group. A dichotomous key uses samples to identify organisms using observable traits. A dichotomous key uses photographs to identify organisms using observable traits. A dichotomous key uses question pairs to identify organisms by their characteristics.

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Answer:  A. Each step has two choices.

Explanation:

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A dichotomous key uses question pairs to identify organisms by their group is a true statement.

How is a dichotomous keys used to identify organisms?

  • List down the characteristics.
  • Organize the characteristics in order.
  • Split the specimens.
  • Split the specimen even further.
  • Mark a dichotomous key diagram.
  • Test it out.

Thus, the true statement is a dichotomous key that uses question pairs to identify organisms by their group.

To learn more about dichotomous keys click here:

https://brainly.com/question/25244481