Biology MCQs – Page 53

✅ B. Flateworm

Option A: Round worms Option B: Flateworm Option C: Tape worms Option D: Segmented worms Correct Answer : Flateworm Read more

✅ C. Nitrogenous waste

Option A: Glucose Option B: Amino acids Option C: Nitrogenous waste Option D: All of these Correct Answer : Nitrogenous waste Read more

✅

Option A: Failure of bone marrow is accompanied with renal failur Option B: Destruction of RBC results from accumulated urea in the bloo Option C: Chronicity of the disease is respobsible for anemia Option D: Failure of proper RBC synthesis, due to lack of chemical stimulation. Correct Answer : Read more

✅ A. Protective

Option A: Protective Option B: Destructive Option C: Constructive Option D: Aggressive Correct Answer : Protective Read more

✅ D. Collecting tubules

Option A: Proximal convoluted tubule Option B: Descending limb of loop of Henle Option C: Ascending limb of loop of Henle Option D: Collecting tubules Correct Answer : Collecting tubules Read more

✅ C. Heterotherms

Option A: Endotherms Option B: Ectotherms Option C: Heterotherms Option D: Homeotherms Correct Answer : Heterotherms Read more

✅ C. Marine Mammals

Option A: Fresh water mammals Option B: Terrestrial mammals Option C: Marine Mammals Option D: Flying mammals Correct Answer : Marine Mammals Read more

✅ B. Metanephridium

Option A: Protonephridium Option B: Metanephridium Option C: Malpighian tubules Option D: Nephrons Correct Answer : Metanephridium Read more

✅ D. Glycogen

Option A: Glucose Option B: Fructose Option C: Sucrose Option D: Glycogen Correct Answer : Glycogen Read more

✅ B. 20%

Option A: 10% Option B: 20% Option C: 30% Option D: 40% Correct Answer : 20% Read more

✅ D. Excrete some of the waste materials directly into soil, occasionally using them as a chemical weapon against other competing plants.

Option A: Stored excretory products in vacuoles, at a concentration that leads to crystal formation. Option B: Accumulate waste in leaves, which fall in autumn. Option C: Production of black wood in the center. Option D: Excrete some of the waste materials directly into soil, occasionally using them as a chemical weapon against other competing plants. Correct Answer : Excrete… Read more

✅ C. Xanthine

Option A: Creatinine Option B: Trimethyamine oxide Option C: Xanthine Option D: None of these Correct Answer : Xanthine Read more

✅ 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

✅ B. Nephridiopore

Option A: Nephrostome Option B: Nephridiopore Option C: Flame cell Option D: Anus Correct Answer : Nephridiopore Read more

✅ B. Urea

Option A: Ammonia Option B: Urea Option C: Uric acid Option D: Trimethylamine oxide Correct Answer : Urea Read more

✅ C. Malpighian tubules

Option A: Protonephridium Option B: Metanephridium Option C: Malpighian tubules Option D: Nephrons Correct Answer : Malpighian tubules Read more

✅ C. Juxtramedullary

Option A: Crotical Option B: Medullary Option C: Juxtramedullary Option D: None of these Correct Answer : Juxtramedullary Read more

✅ 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

✅ D. Hemodialysis

Option A: Renal transplant Option B: Peritoneal Dialysis Option C: Lithotripsy Option D: Hemodialysis Correct Answer : Hemodialysis Read more

✅ B. H2O

Option A: CO2 Option B: H2O Option C: O2 Option D: Both A and B Correct Answer : H2O Read more