In the forest ecosystem the biomass of primary producers might not have been consumed completely if the following consumers were not there;

Q. Assertion :In a marine aquatic ecosystem, the biomass of phytoplanktons(producers) at any given time, is lower than biomass of zooplanktons (primary consumers). Reason: Phytoplanktons are consumed almost as rapidly as they are formed and this have shorter life spans.

Q. In a ecosystem, the population of
(a) primary producers are larger than primary consumers
(b) tertiary consumers are least dependant upon primary producers
(c) secondary consumers out numbers the tertiary consumers
(d) primary consumers out numbers primary producers

Choose the option which mentions the correct statements:

Q. In a pyramid of biomass, primary producers have a dry biomass of 809 kg/$m^2$. The biomass at tertiary consumer level would be

Q. In a pond ecosystem, ____A____ are producers, ____B____ are primary consumers and ____C_____ are secondary consumers.

Q. In an ecosystem, primary consumers are: