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WorksheetsHomeostasis PreLess
Total questions: 25
Worksheet time: 13mins
What is osmoregulation?
Process of converting light into energy in plants
Process of regulating body temperature in mammals
Process of converting food into energy in animals
Process of maintaining the water and solutes concentration of their internal environment
The lungs, kidney and skin are all part of the
nervous system
nephron
kidney
excretory system
Define internal environment
Environment outside of the body
Environment within blood
Environment within the body
Environment within body fluid
Tissue fluid is watery solution composed of
salts
platelets
glucose
other solutes
red blood cell
What is the main role of tissue fluid?
Which of the internal environment components below that needed to be maintained and regulated?
i) Level of carbon dioxide in the blood
ii) Blood pH
iii) Concentration of dissolved glucose
iv) Body temperature
i and ii
ii and iii
i, ii and iii
all of the above
During winter, our body will shivers. What is the reason?
To regulate water content in body
To regulate body temperature
To regulate blood pressure
To regulate glucose level in blood
What condition describes a lack of water in the blood?
Dehydration
Rehydration
Hydration
Concentrated
What will happen to the cells of organisms if the internal conditions are not maintained?
cells will shrink
cells will die
cells will reproduce
Which of the following organs are involved in homeostasis for water content control?
Which of the following activities can reduce the body temperature?
climbing a mountain
drinking water
running
reading a book
True or false: If the pH of the tissue fluid is incorrect, the activity of the cell's enzymes will be affected
True or false: If the pH of the tissue fluid is incorrect, the body temperature will be stay at 37 °C only
____________________ helps warm the human body when we are cold.
sweating
shivering
inhaling oxygen
exhaling carbon dioxide
Which of the following animals has a body temperature that doesn't change depending on the weather outside?
lizard
dog
snake
When do you use your excretory organs?
When you get sick
When you go to the bathroom
When you take a breath
The group of organisms that use the process of homeostasis includes
mammals, only
animals, only
plants and animals
all living things
A correct balance of oxygen and carbon dioxide must be maintained in the human body to survive. Which system is responsible taking in oxygen and releasing carbon dioxide to the external environment to maintain this internal balance?
the respiratory system
the circulatory system
the digestive system
the nervous system
Which organ acts as a control center of a homeostasis process?
Which of the following resources are NOT needed by ANIMALS to help them maintain homeostasis?
oxygen
water
food
carbon dioxide
Things in the human body that need to stay the same
Glucose
Temperature
Blood Pressure
All of the above
