A. Hagfish
B. Fresh water fishes
C. Bony fishes
D. None of these
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Related Mcqs:
- Which of the following fishes excrete large volume of diluted urine?
- A. Bony Marine fishes B. Fresh water fishes C. Both depending upon the surrounding water D. None of these...
- Amount of water required to excrete 1gN of Urea is_________?
- A. 1 ml B. 50 ml C. 100 ml D. 150 ml...
- Which of the following nephrons play important role in production of concentrated urine?
- A. Crotical B. Medullary C. Juxtramedullary D. None of these...
- Which of the following animal excrete nitrogenous waste mainly as uric acid?
- A. Hydra B. Planaria. C. Humans D. Birds....
- Aquatic animals excrete nitrogenous waste commonly in the form of_____________?
- A. Ammonia B. Urea C. Uric acid D. Trimethylamine oxide...
- The maximum amount of oxygen which normal human blood absorbs and carries at sea level is ________ per 100 ml of blood.
- A. 10 ml B. 20 ml C. 30 ml D. 40 ml...
- Marine fish can keep their internal environment hypertonic with respect to the surrounding salty water by retaining.
- A. Excessive urea which will increase their internal solute concentration and prevent body shrinkage in hypertonic environment B. Trimethyl alanine C. Ammonia D. Trimethylamine oxide...
- A stone measuring 0.4 cm, blocking the outlet of renal pelvis resulting in mild to moderate tract obstruction. Which of the following technique will be opted to remove this stone?
- A. Kidney surgery B. Burring a hole and removing the stone manually (nephrolithotomy) C. Extracorporeal Shock wave lithotripsy D. None of these...
- The mechanism of regulation, generally between organism and its environment, of solutes and the gain and the loss of water is called________?
- A. Homeostasis B. Hemostasis C. Osmoregualtion D. Thermoregulation...
- Which of the following pairs of fins in a fish body are paired?
- A. Dorsal and ventral. B. Pectoral and Pelvic. C. Tail and anal D. All of these...
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