Inland fisheries is referred to
1). culturing fish in freshwater
2). trapping and capturing fish
3). deep sea fisheries
4). extraction of oil from fish
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1. In a diesel engine the high temperature needed to ignite the fuel Is achieved by
2. The surface tension of water on adding detergent to it
3. The major component in the LPG is
5. What changes will happen to a bowl of ice and water kept at exactly zero degree Celsius ?
7. Coolis tube is used to produce
9. Which one of the following is used to restore the colour of old oil paintings?
10. Which among the following metals provides atmospheric oxide?