Biology Questions And Answers :: Phylum Arthropoda: part9



Basic Science : Phylum Arthropoda QUESTIONS AND ANSWERS :: part9 : 21 to 25

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

21.Limax and Helix respire with the help of

Ctenidia
General body surface
Pulmonary sac
Buccal cavity

22.Tentacles of Sepia possess suckers

All along the inner surface
All along the outer surface
Both A and B
At the tips

23.Teredo is harmful to boats and ships as it can

Digest cellulose
Bore a hole in the hull
Adhere to hull
All the above

24.Pearl is secreted when a foreign particle happens to enter between

Ostracum and periostracum
Periostracum and hypoostracum
Shell and mantle
Inside mantle cavity

25.The two valves of Unio are hinged

Dorsally
Ventrally
Anteriorly
Posteriorly

More Phylum Arthropoda QUESTIONS AND ANSWERS available in next pages

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