Water supplies contaminated with algae that produce toxins making the water unfit to drink is a result of the human impact to the
A) hydrologic cycle.
B) carbon cycle.
C) nitrogen cycle.
D) sulfur cycle.
Correct Answer:
Verified
Q30: All members of a species that live
Q31: Based on what you know of photosynthesis,what
Q32: An ecosystem consists of
A)a physical environment within
Q33: Primary consumers are also known as
A)carnivores.
B)scavengers.
C)decomposers.
D)herbivores.
E)top carnivores
Q34: _ are characteristics of an entire system
Q36: If you were to remove the top
Q37: Producers rely on the process of _
Q39: The process of cellular respiration
A)helps primary producers
Q40: The length and complexity of a food
Q70: Energy enters a system as sunlight and
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