Text 8. Shrimp

1.Shrimps belong to…………

1. fish c) carbs and lobsters

2. lobsters d) fry

Prawns are ……….. shrimps.

a) small c) large

b) huge d) tiny

3. Most shrimps have ………….

a) feelers c) swim bladder

b) scales d) sac

4. The swimmerets are usually on the ……………

a) feelers c) appendages

b) abdomen d) head

5. The feelers which taste the water to locate food are on the ……..

a) jaws c) head

b) tail d) abdomen

6. The pouch-shaped nets to catch shrimp are called trawls………..

a) trawls c) purse

b) networks d) pouches

7. A pair of appendages form part of the shrimp's………..

a) head c) chest

b) body d) tail

8. ……… is a leader in shrimp production.

a) Ukraine c) the USA

b) Russia d) the UK

9. Many small shrimp eat ………..

a) fries c) silt

b) fish d) plankton

10. A shrimp’s shell is …………….

a) hard and rigid c) hard and flexible

b) hard and soft d) hard and tender

Text 9. Salmon

1. Salmon is an important source of … for many people.

a) cans c) sport

b) food d) fish

2. Most … of salmon can be found in the coastal waters of the North Pacific ocean.

a) number c) fishes

b) millions d) species

3. Salmon … in a fresh water stream.

a) live c) spawn

b) nest d) feed

4. Pacific salmon unlike Atlantic salmon spawn only … .

a) three times c) twice

b) four times d) once

5. Salmon … furiously to escape.

a) swim c) leap

b) battle d) hook

6. Most salmon swim upstream for several … to spawn.

a) months c) weeks

b) days d) seasons

7. The female lay her eggs in the nest … by the male.

a) fertilized c) turned

b) dug d) spawned

8. Salmon eggs need 3-4 months to … .

a) hatch c) nest

b) feed d) spawn

9. … of salmon reach the ocean from fresh water.

a) predominance c) majority

b) most d) minority

10. … is one of the methods of fish processing.

a) smoking c) navigating

b) catching d) hatching

Text 10. Marine Fishes

1. The … of fish species occur in marine habitats.

a) minority c) major

b) majority d) minor

2. Marine fishes occur in both shallow and … waters.

a) deep c) surface

b) low d) ground

3. The smallest of fish species … in the Indian Ocean.

a) happens c) inhabits

b) finds d) occurs

4. Bony fishes are more diverse than … fishes.

a) marine c) osteichthyes

b) aquatic d) cartilaginous

5. The largest … belong to the Chondrichthyes.

a) preys c) reptiles

b) predators d) seabirds

6. Bony fishes have various behavioural … .

a) environments c) adaptations

b) ecosystems d) habitats

7. The Perciformes … in many tropical and subtropical freshwaters.

a) dominant c) inhabit

b) dominate d) avoid

8. A great number of sea fishes can be found only in … water.

a) salt c) fresh

b) brackish d) shallow

9. The … of sea fishes spend a part of their life-cycle in inland waters.

a) minor c) majority

b) predominance d) minority

10. Stenohaline species have narrow … tolerance.

a) salty c) inland

b) salinity d) habitat