Question

BRAINLIEST AND 12POINTS

Answer 1

Q1:
Production of urea/conversion
of ammonia takes place in the live
Answer: (D)

Q2:
Let's start by process of elimination

the diaphragm contracts which helps you breathe

air pressure is pretty obvious

the intercostal muscles between your ribs also help enlarge the chest cavity as does the diaphragm

therefore the only thing that doesn't help is
D

Answer 2

1. Which structure of the excretory system in humans is responsible for converting ammonia into urea? - Liver is responsible for converting ammonia into urea.

2. Breathing in humans is driven by all of the following except
B. Air Pressure.

Hope I helped. Have a wonderful day.