Which trophic level forms the base of a food chain?
A) primary consumers
B) quaternary consumers
C) secondary consumers
D) primary producers
E) tertiary consumers
Correct Answer:
Verified
Q1: The physical location in the environment to
Q4: Organisms that inhabit soil or water,and breakdown
Q7: The thin envelope of life that surrounds
Q8: Which of the following is not true
Q9: A collection of organisms,together with their physical
Q10: Organisms whose sole source of carbon for
Q11: The energy of the sun is converted
Q12: The terrestrial realm of the biosphere is
Q19: Carbon dioxide (CO2) is
A)removed from the atmosphere
Q20: The overall role that a species serves
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