Question

D.Choose the odd one from each of the following:
1. Ureter, kidney, urinary bladder, urethra, lung.
2. Heart, lung, liver, kidney, skin.
3. Urethra, uterus, urinary bladder, ureter.
4. Neurons, ureters, nephrons, kidneys.​

Answer 1

Answer:

1) lung

2) skin

3) uterus

4) ureters.

Answer 2

Answer:

1.Lung

2.Heart

3.Uterus

4.Neurons

Explanation:

In the first one lung is a secondary excreted organ whereas others are primary

Heart, Uterus, Neurons are also not part of excretory system