Select the correct statement regarding Peripl | vedclass

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(D) Anal style is a pair of short,thread-like structures present in males only. In both sexes,the $10$th segment bears a pair of jointed filamentous s

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Males bear a pair of short thread-like anal styles.

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(D) Anal style is a pair of short,thread-like structures present in males only. In both sexes,the $10$th segment bears a pair of jointed filamentous structures called anal cerci.There are about $100-150$ malpighian tubules in each cockroach,not $16$.The nervous system is present ventrally,not dorsally.Grinding of food is carried out by the gizzard (proventriculus),not just the mouth parts.

$A$. Ommatidia	$i$. For vision
$B$. Trochanter	$ii$. Fused with large and stout femur
$C$. Coxa	$iii$. Articulation with thorax
$D$. Sclerites	$iv$. Forming exoskeleton

Select the correct statement regarding $Periplaneta$ $americana$.

Similar Questions

What are gonapophyses in male cockroaches?

$A$. Ommatidia $i$. For vision

$B$. Trochanter $ii$. Fused with large and stout femur

$C$. Coxa $iii$. Articulation with thorax

$D$. Sclerites $iv$. Forming exoskeleton

Match the columns and choose the correct combination.

Blood of which of the following is colourless?

In female cockroach,the $7^{th}$ sternum is $:-$

In the given figure,which part represents the hypopharynx?

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