a: | Presence of sound producing vocal sacs |
b: | Presence of copulatory pad on the first digit of the forelimbs |
c: | Ureters carry both sperms and urine in male frog |
d: | Testes are adhered to the upper part of kidneys by a double fold of peritoneum called mesorchium |
Select the incorrect match with respect to animals and the type of nitrogenous waste excreted by them
Animals Nitrogenous waste
1. Rana - Uricotelic
2. Pheretima - Ureotelic
3. Periplaneta - Uricotelic
4. Tadpole larva of frog - Ammonotelic
Bidder’s canals is/are present in
1. Male frog
2. Both male and female frog
3. Female cockroach
4. Bone of mammals
In frog, a thin walled urinary bladder is present __________ to the rectum and opens in the __________
1. Ventral, cloaca
2. Dorsal, cloaca
3. Ventral, Urethra
4. Dorsal, urethra
Select the correct route for the passage of sperms in male frogs:
1. | Testes → Vasa efferentia → Kidney → Seminal Vesicle → Urinogenital duct → Cloaca |
2. | Testes → Vasa efferentia → Bidder's canal → Ureter → Cloaca |
3. | Testes → Vasa efferentia → Kidney → Bidder's canal → Urinogenital duct → Cloaca |
4. | Testes → Bidder's canal→ Kidney→ Vasa efferentia → Urinogenital duct→ Cloaca |