Q489
Consider the following statements of Odum regarding the conditions that maintain biological energy flow in estuaries and choose the correct answer: 1. Tidal action that maintains a rapid removal of waste products of metabolism 2. A variety of plant species and life-forms that provide a continuous photosynthetic process 3. An estuary often functions as a nutrient trap 4. Close contact between autotrophic and heterotrophic layers
A.
Only 1, 2 and 3 are true
B.
Only 2, 3 and 4 are true
C.
Only 2 and 3 are true
D.
1, 2, 3 and 4 are true
AnswerAnswer: Option D
Solution
Answer: Option D
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