Webb3 aug. 2016 · Pterygote insects have two pairs of wings, the mesothoracic (T2) forewings and the metathoracic (T3) hindwings, whereas the prothorax (T1) is wingless. Using RNA interference approaches, we have found that the gene Sex combs reduced (Scr) determines the wingless identity of T1 in the cockroach Blattella germanica. WebbMark the incorrect match related to the cockroach: 1. Gizzard→Grinding the food particle. 2. Malpighian tubule→Absorb uric acid from haemolymph and excreted out through the hindgut. 3. Tegmina→Opaque, dark and leathery structure and cover the hind wing when at rest. 4. Collateral gland→Formation of ootheca after fertilization in the female genital …
Morphology of Cockroach Head, Thorax and Abdomen - Aakash
WebbThe cockroach body is divided into three subparts known as head, thorax, abdomen; The thorax can be further divided into Prothorax, Mesothorax, and Metathorax. The body is … Webb31 mars 2024 · The thorax consists of three parts namely, prothorax, metathorax, and mesothorax. The first pair of wings in the cockroach arise from the mesothorax and the second pair from the metathorax. Forewings are called tegmina. tegmina are opaque dark and leathery and they cover hind wings when at rest. glass wholesalers perth
In Cockroach, wings are absent from - EDUREV.IN
WebbThe thorax is divided into three parts- Prothorax, Mesothorax, and Metathorax. The head and thorax are connected by prothorax, which is a short extension known as the neck. The mesothorax gives rise to the … WebbThe respiration in cockroaches occurs through the trachea present on the lateral side of the body. It opens through 10 pairs of small holes called … WebbSharnbasveshwar Residential Comp. P.U. College, Kalaburagi PUC – II Year NEET Coaching Classes – Feb/March – 2024 SUB : BIOLOGY Topic : Type Study - Cockroach. 1. Cockroach is 1) Uriotelic 2) Uricotelic 3) Ammonotelic 4) Ureo-ammonotelic 2. In female cockroach, the 7th sternum together with the 8th and 9th sterna forms a 1) Collateral gland 2) … glass white iron dining table