Question
Biology Question on excretory system
Nitrogenous waste products are eliminated mainly as
A
urea in tadpole and ammonia in adult frog
B
ammonia in tadpole and urea in adult frog
C
urea in both tadpole and adult frog
D
urea in tadpole and uric acid in adult frog.
Answer
ammonia in tadpole and urea in adult frog
Explanation
Solution
Ammonia is highly soluble in water, so in aquatic animals e.g., tadpole of frog, the nitrogenous waste products are excreted in the form of ammonia. In terrestrial animals e.g., adult frog, these wastes are excreted in the form of urea.