A. Bony Marine fishes
B. Fresh water fishes
C. Both depending upon the surrounding water
D. None of these
Advertisement
Related Mcqs:
- Which of the following fish drink large amount of sea water and excrete concentrated urine resulting in maximum salt excretion and minimal water loss?
- A. Hagfish B. Fresh water fishes C. Bony fishes D. None of these...
- Which of the following animal excrete nitrogenous waste mainly as uric acid?
- A. Hydra B. Planaria. C. Humans D. Birds....
- Amount of water required to excrete 1gN of Urea is_________?
- A. 1 ml B. 50 ml C. 100 ml D. 150 ml...
- Aquatic animals excrete nitrogenous waste commonly in the form of_____________?
- A. Ammonia B. Urea C. Uric acid D. Trimethylamine oxide...
- Which of the following fishes contained lungs?
- A. Lamprey B. Perch C. Plaice D. Dipnoi...
- Which of the following marine fishes are considered direct descendents of fresh water ancestors?
- A. Hagfish B. Jelly Fish C. Star Fish D. Bony fishes...
- Which of the following nephrons play important role in production of concentrated urine?
- A. Crotical B. Medullary C. Juxtramedullary D. None of these...
- Deoxygenated blood first enters in _________ part in fishes?
- A. Sinus venosus B. Right atrium C. Left atrium D. Conus arteriosus...
- Fishes, most of the invertebrates and amphibians are examples of ________ animals?
- A. Endotherms B. Ectotherms C. Heterotherms D. Homeotherms...
- Scolidon or dog fish belong to the group of fishes called__________?
- A. Cartilaginous fishes B. Bony fishes C. Running fishes D. Jawless fishes...
Advertisement
