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WorksheetsHomeostasis in Living Things
Total questions: 10
Worksheet time: 8mins
Why is the sensation of thirst important to maintaining homeostasis?
Water removed by the kidneys must be replaced
Oxygen cannot diffuse into cells if a person is dehydrated
Water molecules are needed to carry carbon dioxide waste to the kidneys
Why does pulse rate increase during exercise?
Oxygen and carbon dioxide must be removed from the body ASAP
Gas exchange must happen more quickly than when a person is at rest
Oxygen must be moved to the lungs and carbon dioxide must be moved to cells more quickly
Carbon dioxide must be moved to the kidneys to be excreted
The group of organisms that use the process of homeostasis includes
mammals, only
animals, only
plants and animals
all living things
If a person's blood cells shrivel (shrink) their blood is likely
isotonic
hypotonic
hypertonic
Which of the following is most likely to cause a person's blood cells to burst?
eating many salty foods
eating many greasy foods
drinking small amounts of water
drinking very large amounts of water
Which of the following is NOT an example of homeostasis?
A human producing gametes
A plant bending toward sunlight
A bird drinking water when thirsty
A dog stealing chicken off the kitchen counter when hungry
