Quiz on Homeostasis

What is homeostasis?

• Changing external environment

• Maintaining stable internal environment

• Decreasing blood glucose levels

• Increasing body temperature

What is the first step in the homeostasis control system?

• Receptor

• Control Center

• Effector

• Imbalance

What role does the receptor play in homeostasis?

• Causes an imbalance

• Detects changes and sends information

• Processes information

• Restores balance

Which organ often acts as the control center in homeostasis?

• Stomach

• Brain

• Heart

• Liver

What does the effector do in the homeostasis process?

• Causes an imbalance

• Takes action to correct imbalance

• Processes information

• Senses deviation

What is the final step in the homeostasis control system?

• Detecting change

• Restoring balance

• Sending signals

• Processing information

Which two organs regulate glucose levels in the human body?

• Brain and Skin

• Heart and Lungs

• Liver and Pancreas

• Kidneys and Stomach

How does the body regulate high glucose after eating?

• By increasing heart rate

• By reducing oxygen intake

• By decreasing blood flow

• By increasing insulin production

What happens to stomates in plants in response to moisture levels?

• They open and close

• They become rigid

• They change color

• They grow larger

What is the purpose of the feedback loop in homeostasis?

• To maintain internal stability

• To increase external changes

• To ignore environmental changes

• To create imbalances