1. What is the function of osmoregulation in Paramoecium?

2. Osmoregulators carry out excretion of salt through_________

3. What happens to the cell, when the excess amount of water passes out from the tissues of the kidney without restoration?

4. Which of the following is used as an osmolyte in humans to increase medullary interstitial osmolality during concentration of urine?

5. A person on a long hunger strike, surviving only on the water will have ______

6. Mechanism of regulation, typically between entities and its environment of solutes and the loss and gain of water is known as _______

7. Most of the marine invertebrates are _______

8. Kidney matrix retains some quantity of urea to maintain_________

9. Which of the following is not a primary function of protonephridia?

10. Which of the following is the product of both osmoregulator and a nitrogenous?