A) lentic biota
B) biotic biota
C) abiotic biota
D) field layer
Correct Answer: B
Solution :
Lentic (L. lentus, slow) habitats such as ponds and lakes tends to have lower concentration of oxygen particularly in the deeper areas. Animals (fauna) living on the bottom or on submerged vegetation (benthos biota) include snails, crustaceans and a wide variety of insects. Phytoplanktons (microscopic plants) and zooplanktons (microscopic animals) are commonly distributed throughout the pond or lake.
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