Homeostasis Storyline

regulation of internal environment with changing external environment; keeps a population steady

• biodiversity

• biotic

• homeostasis

• trophic cascade

Tags

NGSS.MS-LS2-4

Which of these describes a negative feedback loop?

• decrease in deer population causes a decrease in wolf populations

• increase in wolf populations causes a decrease in deer population

• neither

Tags

NGSS.MS-LS2-4

Which of the following could help you maintain homeostasis? Choose all that apply

• Going to the bathroom

• Riding a roller coaster

• Sweating

• Eating a snack

• Taking a test

Which human body systems are involved in Regulation of Water Level and Body Temperature?

• Respiratory system

• Excretory systems

• Muscular system

• Endocrine system

These are corrective mechanisms when ...

• Water level Increases

• Water level Decreases

• Body temperature increases

• Body temperature decreases

Choose Corrective mechanisms when body temperature increases

• Hair lies flat

• Hair stands erect

• Blood vessel dilates

• Blood vessel constricts

• More sweats is produced

Choose corrective mechanisms when body temperature decreases

• Hair Lies flat , blood vessel dilates

• Hair stands erect , blood vessel constricts

• Skeletal muscles move passively

• Skeletal muscle move actively - shivering

• decrease sweating

Tags

NGSS.MS-LS1-3

the reason for all these corrective mechanisms during homeostasis is to ..

• Keep body warm

• Cool down body

What is the primary function of homeostasis in living organisms?

• To maintain a stable internal environment

• To increase energy production

• To enhance growth rate

• To improve sensory perception

Tags

NGSS.HS-LS1-3

Which of the following is an example of a negative feedback mechanism in homeostasis?

• Blood clotting

• Childbirth contractions

• Regulation of blood sugar levels

• Nerve signal transmission

Tags

NGSS.HS-LS1-3