book gill meaning in Hindi

Examples

1. Behind its legs, the horseshoe crab has book gills, which exchange respiratory gases, and are also occasionally used for swimming.
2. The function of the book gills are usually interpreted to be for aquatic breathing, while the Kiemenplatten are supplementary for temporary breathing on land.
3. The main respiratory organs of " Eurypterus " were what seems to be book gills, located in branchial chambers within the segments of the mesosoma.
4. As in other arthropods, a true endoskeleton is absent, but the body does have an endoskeletal structure made up of cartilaginous plates that support the book gills.
5. On its underside, " T . gigas " has seven pairs of legs, five of which bear small claws, and five pairs of book gills, which are used for gas exchange.
6. One of the long-running controversies in arachnid evolution is whether the book lung evolved from book gills just once in a common arachnid ancestor, or whether it evolved in multiple groups of arachnids in parallel as they came onto land.
7. The opisthosoma bears a further six pairs of appendages; the first pair houses the genital pores, while the remaining five pairs are modified into flattened plates, known as book gills, that allow them to breathe underwater, and can also allow them to breathe on land for short periods of time, provided the gills remain moist.