In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase. To rummage about in a place or container in search of something.
In the following question, sentence given with blank is to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
Unchecked industrial effluents discharging into the rivers has caused ______________ damage to the environment.