Zoology - Structural Organisation in Animals Question with Solution | TestHub

ZoologyStructural Organisation in AnimalsCockroachEasy2 minPYQ_2020
ZoologyEasysingle choice

Read the following and select the only true statements about cockroach:

A.Each Malpighian tubule is lined by glandular and ciliated cells.
B.A characteristic mushroom gland is present in the female cockroach in the 6th-7th abdominal segments.
C.Both compound eye consists of about 2000 hexagonal ommatidia.
D.The development ofP. americanais paurometabolous through the nymphal stage.

Options:

Answer:
D
Solution:

A characteristic mushroom gland is present in male cockroach only in the 6th-7th abdominal segments. It functions as an accessory reproductive gland. Both compound eye consists of about 4000 hexagonal ommatidia.

Stream:NTA_ABHYAS_NEETSubject:ZoologyTopic:Structural Organisation in AnimalsSubtopic:Cockroach
⏱ 2mℹ️ Source: PYQ_2020

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