Question

In an aquatic ecosystem tropic level is equvalent to cows in grassland is

Answer 1

Answer:

aquatic ecosystem

lets take a ocean

phytoplanktons ----> zooplanktons---> small fishes ---> big fishes ---> whale---> decomposers

land ecosystem involving cows ( in ur case )

grass ---> cows ---> tiger ---> decomposers

conclusion

cows will be equal to zooplanktons

on general way cows or any land herbivore or aquatic animal consuming phytoplankton will be PRIMARY CONSUMERS  !