TLS Online TPP Program

#Question id: 10891


In a lake ecosystem with three trophic levels - Phytoplankton (P), Zooplankton (Z) and Carnivore (C) is control by bottom-up effects, which of the following observation is incorrect?

#SCPH06 I Botany
  1. Biomass of P and Z are controlled by C
  2. Biomass P, Z and C are all controlled by Nutrient in water
  3. Z is controlled by P, while C is controlled by Z
  4. P is controlled by Z, Z is controlled by C and C is controlled nutrients in water