A. Creatinine
B. Trimethyamine oxide
C. Pyrimidine
D. Ammonia
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Related Mcqs:
- The radial symmetry is found in the animals of___________?
- A. Protozoa B. Porifera C. Cnidaria D. All of these...
- Aquatic animals excrete nitrogenous waste commonly in the form of_____________?
- A. Ammonia B. Urea C. Uric acid D. Trimethylamine oxide...
- The elimination of toxic nitrogenous waste and excess water in man is by______?
- A. Excretion B. Circulation C. Reproduction D. Pollution Submitted by: Yousuf Sanjrani...
- Nitrogen is present in___________?
- A. carbohydrates B. proteins C. lipids D. carbonates...
- Conversion of ammonia or ammonium ion into nitrites during nitrogen cycle occurs due_____________?
- A. Rhizobium B. Nitrosomonas C. Nitrobacter D. Pseudomonas...
- Animals of which class of arthropoda are present everywhere_____________?
- A. Crustacean B. Insecta C. Arachnida D. Myriapoda...
- Animals with greatest number of similarities are grouped together in a/an___________?
- A. Phylum B. Family C. Genus D. Order...
- Which of the following animals has a respiratory system with one way flow of the air through the lungs, and the air is renewed after inspiration?
- A. Cockroach B. Earthworm C. Aves D. Frogs...
- Fishes, most of the invertebrates and amphibians are examples of ________ animals?
- A. Endotherms B. Ectotherms C. Heterotherms D. Homeotherms...
- Animals that produce metabolic heat at low level and also absorb heat from the surroundings are called__________?
- A. Endotherms B. Ectotherms C. Heterotherms D. Homeotherms...
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