2101. Purine and pyrimidine metabolism results in production of____________?
✅ C. Xanthine
Option A: Creatinine Option B: Trimethyamine oxide Option C: Xanthine Option D: None of these Correct Answer : Xanthine Read more
Author: Sheeraz Ahmed – Page 106
2102. Amount of water required to excrete 1gN of Urea is_________?
✅ B. 50 ml
Option A: 1 ml Option B: 50 ml Option C: 100 ml Option D: 150 ml Correct Answer : 50 ml Read more
2103. The main nitrogenous waste formed in the body of earthworm is/are___________?
✅ B. Urea
Option A: Ammonia Option B: Urea Option C: Uric acid Option D: Trimethylamine oxide Correct Answer : Urea Read more
2104. Which of the following excretory structure is associated with gut of the organism?
✅ C. Malpighian tubules
Option A: Protonephridium Option B: Metanephridium Option C: Malpighian tubules Option D: Nephrons Correct Answer : Malpighian tubules Read more
2105. Which of the following nephrons play important role in production of concentrated urine?
✅ C. Juxtramedullary
Option A: Crotical Option B: Medullary Option C: Juxtramedullary Option D: None of these Correct Answer : Juxtramedullary Read more
2106. Which of the following kidney stones are most common?
✅ A. Calcium oxalate
Option A: Calcium oxalate Option B: Calcium phosphate Option C: Uric acid Option D: All of these Correct Answer : Calcium oxalate Read more
2107. Which of the following treatment will be administered first in a newly diagnosed renal failure patient?
✅ D. Hemodialysis
Option A: Renal transplant Option B: Peritoneal Dialysis Option C: Lithotripsy Option D: Hemodialysis Correct Answer : Hemodialysis Read more
2108. In plants, which of the following is a waste product produced both during photosynthesis and respiration?
✅ B. H2O
Option A: CO2 Option B: H2O Option C: O2 Option D: Both A and B Correct Answer : H2O Read more
2109. In animals excess of nitrogen is excreted primarily in form of___________?
✅ D. Ammonia
Option A: Creatinine Option B: Trimethyamine oxide Option C: Pyrimidine Option D: Ammonia Correct Answer : Ammonia Read more
2110. Hydra has no specialized excretory system because:
✅ C. The whole body cells are in contact with water
Option A: It does not produce waste material Option B: Due to absence of mesoderm Option C: The whole body cells are in contact with water Option D: It has pseudocoelom. Correct Answer : The whole body cells are in contact with water Read more