Biology Questions And Answers :: Coelenterata Ctenophora: part3



Basic Science : Coelenterata Ctenophora QUESTIONS AND ANSWERS :: part3 : 16 to 20

Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :

16.Zoochlorellae or zooxanthellae of coloured Hydra occur in

Epithelio-muscular cells
Nutritive cells
Mesogloea
Interstitial cells

17.Gastrovascular cavity or coelenteron is partitioned in

Hydrozoa
Scyphozoa
Actinozoa
Both B and C

18.Obelia is

Sedentary
Attached but capable of locomotion
Motile
Free floating

19.Tentacles of Obelia are

Hollow
Solid
Internally chambered
Spiny and hollow

20.In Physalia, the float is

Crimson
Brown
Blue
Colourless

More Coelenterata Ctenophora QUESTIONS AND ANSWERS available in next pages

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