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Q11: A sales person at the conventional moral
Q15: Phytoplankton are _.<br>A)primary producers<br>B)primary consumers<br>C)secondary consumers<br>D)tertiary consumers
Q36: Which tree genus is found naturally only
Q47: Glacial periods last about _ years on
Q48: Which of the following scenarios is not
Q56: Scientists see most vegetation communities as climax
Q76: Only 10 to 20% of people behave
Q96: A _ grows submerged in water.<br>A)mesophyte<br>B)hydrophyte<br>C)xerophyte<br>D)sciophyte
Q143: The polar jet stream is weakest in
Q150: An herbivore occupies only one trophic level