Consider the researcher's experiments on the mysterious die-offs of fish in North Carolina rivers. Which of the following best represents her main hypothesis?
Question 8 options:
Fish maintained in laboratory environments were dying when exposed to river water.
Microscopic organisms called “protists” accumulated in large numbers in laboratory fish tanks just before the fish died.
Microscopic organisms called “protists” were responsible for causing the fish die-offs.
Fish maintained in laboratory environments and not exposed to river water did not die.
im guessing A is the answer?
2 answers
Not possible to answer without knowing her experiments.
the possibilities are what they claim might have been what her main hypothesis might have been based on. Since fishes need water and their natural habitat for survival, im guessing the answer was the first option to represent her hypothesis.