You are presented with the question "What is the purpose of organs of excretion?" and the following answer choices: 
- Removing waste from blood
 - Producing offspring
 - storing water
 - water conservation
 - it protects them
 - destroying bacteria
 - Circulating blood
 - Producing hormones

Now knowing that organs of excretion make up the excretory system and urinary system Excretory system removes waste and toxic substances from blood, choose the best answer.


 

 Removing waste from blood        