Question

Answer the following: [3 MARKS]
1.Which is the major excretory product of fishes?
2. Which is the major excretory product of birds?
3. Which is the major excretory product of humans?

Answer 1

Each answer: 1 Mark

1. The major excretory product of fishes is ammonia.
2. The major excretory product of birds is uric acid.
3. The major excretory product of humans is urea.