The Digestive and Excretory Systems Answers
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Which statement best describes the breakdown of food in the digestive system?
A
Carbohydrate digestion starts in the stomach and protein digestion starts in the stomach.B
Carbohydrate digestion starts in the mouth and protein digestion starts in the stomach.C
Carbohydrate digestion starts in the esophagus and protein digestion starts in the small intestine.D
Carbohydrate digestion starts in the small intestine and protein digestion starts in the esophagus.2
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nephronureterurethrabladder
A
nephronB
ureterC
urethraD
bladder3
The picture represents the excretory system.
A
nephronB
ureterC
bladderD
urethra4
Which best describes the physical and chemical digestion of food?
A
Physical and chemical digestion occur in the mouth; only chemical digestion occurs in the small intestine.B
Physical and chemicall digestion occur in the small intestine; only chemical digestion occurs in the mouth.C
Only physical digestion occurs in the stomach; chemical and physical digestion occur in the large intestine.D
Only physical digestion occurs in the large intestine; physical and chemical digestion occur in the stomach.5
Which is the role of the gall bladder?
A
to provide physical digestionB
to store the liquid produced by the liverC
to make the liquid that is stored in the liverD
to decrease the chemical digestion6
Which are structures of the excretory system? Select four options.kidneyspleenbladderesophagusureterurethra
A
kidneyB
spleenC
bladderD
esophagusE
ureterF
urethra7
The diagram shows a nephron.
A
WB
XC
YD
Z8
Which plays both a role in physical and chemical digestion?
A
teethB
salivaC
gall bladderD
villi9
Which shows the best connection between the digestive and excretory systems?
A
The digestive system fuels the cells and the excretory system rids the body of the cells’ waste.B
The digestive system rids the body of the cells’ waste and the excretory system fuels the cells.C
The digestive system does physical digestion while the excretory system carries out chemical digestion.D
The digestive system carries out chemical digestion while the excretory system does physical digestion.10
Which might indicate to a doctor that there is an issue with someone’s body chemistry?
A
sugar in the bloodB
sugar in the urineC
water in the urineD
water in the bloodDid you find these answers helpful?
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