Excretory System

What is the main function of the excretory system?

• to collect and remove wastes from the body
• to strengthen skeletal muscles
• to protect the nervous system
• to bring oxygen to body cells

Which organ of the excretory system stores urine until the body is ready to eliminate it?

• ureters
• urethra
• urinary bladder
• urea

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

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

What organ is 1 pointing to?

• Kidney
• Urethra
• Bladder
• Ureter

What are the main organs of the excretory system

• Kidneys, Large intestines, Liver, Urethra, Ureters

• Brain, Intestine, muscles

• Lungs, Brain, Mouth

What is the function of the kidneys?

• To filter the waste

• To store the urine

• To transport the urine

What Is Not Part Of The Excretory System

• Lungs
• Kidneys
• Urinary Bladder
• Stomach

What Excretory Organ Eliminates Chemical waste in perspiration/ sweat

• Lungs

• Skin

• Liver

• Kidneys

The structures which perform specific functions inside cells are called...

• organs

• organisms

• organelles

• atoms

Tags

NGSS.MS-LS1-2

Use this diagram of living systems to answer this question. Which figure is 4?

• an organ
• an organ complex
• an organ group
• an organ system

Tags

NGSS.MS-LS1-3