state gov UPSSSC Van Daroga Mock Test 2022 General Knowledge Ecology and Environment Ecology and Functions of an ecosystem
Which of the following statements best describes 'Sea Ranching', a term often seen in news?
1
It is a rearing strategy in which fish is reared in a controlled laboratory environment and let into the sea when they are of a certain size.
2
It is a technique under which fish is allowed to grow exponentially in a designated enclosure in the open sea and then let free.
3
It is a fishing method under which fish seedlings are released in plankton rich water to grow for harvesting later.
4
It is a creation of a cultivation of coral reefs in an artificial medium in the laboratory.