The Excretory System

Multiple Choice

The process of removal of the body’s wastes is called

• gas exchange.
• respiration.
• excretion.
• filtration.

Multiple Choice

How does your body keep its internal conditions (like temperature and water levels) steady and balanced?

• perspiration
• photosynthesis
• homeostasis
• metabolism

Multiple Choice

Which of the following is a primary function of the excretory system?

• Producing hormones for growth

• Filtering blood to remove nitrogenous waste

• Digesting food

• Transporting oxygen throughout the body

Multiple Choice

Which organ is responsible for storing urine before it is released from the body?

• Kidneys

• Ureters

• Bladder

• Urethra

Multiple Select

Which of the following are primary jobs of the kidneys?

• Clean blood

• Produce urine

• Store urine

• Release urine

Multiple Choice

What is the correct sequence for the path of liquid waste through the excretory system?

• Kidneys → Bladder → Ureters → Urethra

• Kidneys → Ureters → Bladder → Urethra

• Bladder → Kidneys → Ureters → Urethra

• Ureters → Kidneys → Bladder → Urethra

Multiple Choice

How does the excretory system help maintain homeostasis in the body?

• By producing hormones

• By removing nitrogenous waste and regulating water balance

• By digesting food

• By transporting oxygen