Question

Anal cerci occur in both male and female cockroaches
(a) True
(b) False

Answer 1

Hint: It's characterized by a planar oval body, long thin antennae, and a shining black or brown coriaceous cover. The top is bent downward, and also the mouthparts purpose backward rather than forwarding or downward as is the case in most different insects.

Complete answer
Anal cerci are a pair of appendages at the end of the abdomen arising from the 10th segment of the body of the cockroaches in both sexes males and females.
Cerci are unit pincer-shaped. They're vital sense organs of the organism as they're wind sensitive and find vibrations.

Additional information
Male cockroaches typically have 2 pairs of wings, whereas females, in some species, are unit flightless or have undeveloped wings.
The dictyopteris insect prefers heat, humid, dark surroundings and is sometimes found in tropical or different delicate climates. solely a number of species become pests. The insect damages a lot of material than it consumes and emits a disagreeable odor. The diet of the roach, which consolidates each plant and creature item, goes from food, paper, garments, and books to dead creepy crawlies, especially bed bugs. pesticides region unit used in the management of roach

So the correct answer is option a) ‘True’.

Note:
The male has absolutely developed wings and is lighter in color than the feminine, whose wings are unit short and nonfunctional. Each sex has 2 achromatic bands across the rear. The adult generation is approximately two hundred days, and there could also be 2 generations annually. Eggs could also be deposited in garments, wood molding, or cracks within the floor. With the appearance of heated buildings, this dictyopteris insect became established in cooler climates.