Fish Production Technology one marks

 

1.What is the common name of penaeid shrimps?

Ans: jinga shrimp.

2.what is the scientific name of panaeid shrimps?

Ans: metapenaeous affins.

3.what is the family of penaeid shrimps?

Ans: panaeidae.

4. the family of hippoly tidae belongs to which type shrimps?

Ans: non penaeid shrimps.

5.what is the common name of penaecous semiculatous shrimp called?

Ans: green tiger prawn.

6. what is the common name of exhippolysmata ensirostris?

Ans: hunter shrimp.

7. in which type shrimp the first two pair of legs chelate?

Ans: non-penaeid shrimps.

8. in which type of shrimp the external maxillipedes 7 jointed?

Ans: penaeid shrimps.

9. example of a non penaeid shrimps?

Ans: acetus indicus.

10. what is the common name of nematopalemon teniceps?

Ans: spider prawn.

 

11.what is the family of panurilus polyphagus lobster?

Ans: palinuridae.

12.what is the common name of panulirus polyphagus?

Ans: mud spiny lobster.

13. what is the scientific name of scyharidae?

Ans: thenus orientalis

14. what is the common name of scyharidae?

Ans: flathead locust lobster.

15. what is the colour of the flat head locust lobster?

Ans: pale yellowish brown.

16. what is the colour of the tail fan of the flat head locust lobster?

Ans: yellow tinge.

17. what is the leg colour mud spiny lobster?

Ans: creamy white.

18.what is the family of charbdis cruciata?

 

Ans: portinudae.

 

19.what is the scientific name of christian crab?

 

Ans: charybdis  cruciator.

 

20.what is the scientific name of blue swimming crab?

 

Ans: portunus pelagius

 

4. what is the scientific name of three spot swimming crab?

 

Ans: portunus sanguinolentus.

 

5. what is the common name of scylla serrata ?

 

Ans: mud crab

 

21. what is the colour of mud crab?

 

Ans: greenish grey colour.

 

7. what is the colour of blue swimming crab?

 

Ans: deep brown with creamish spots.

 

22. what is the colour of three spot swimming crab?

 

Ans: reddish brown spots by blue white rim.

 

23. in which type of crab the anterior spines are absent on chelate legs?

 

Ans: three spot swimming crab.

 

24. which crab has body purplish brown?

 

Ans: christian crab.

 

25.what is the order of catla catla?

 

Ans: actinopterygii

 

26. where these catla fishes are foundin india?

 

Ans: in tropical freshwater region.

 

27.what is the technique of induced breeding called?

 

Ans: hypophysation.

 

28. what is the scientific name of rohu?

 

Ans: labeo rohita

 

27. what is the scientific name of mrigal?

 

Ans: cirrhinus mrigal.

 

28. when did mrigal attains its maturitry?

 

Ans: 2-year.

 

29. what is the common name of hypothaoamichthys molitrix?

 

Ans: silver carp.

 

30. what is thescientific name of common carp?

 

Ans: cyprinus caprio.

 

31. what is the fecundity of common carp?

 

Ans: upto 20 lakh.

 

32. breeding season of common carp?

 

Ans: after 4 months.