7th Grade Unit 3 LS2 Review

Quiz
•
Science
•
7th Grade
•
Medium
+4
Standards-aligned
beasia wilson
Used 11+ times
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18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is food ultimately used for in the body?
energy
hormones
growth
oxygen
Tags
NGSS.MS-LS1-7
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Where does the food you eat end up in your body?
The biggest user of the energy from food in your body is your heart.
The food molecules enter the individual cells all over your body.
The food molecules end up in the blood after leaving the digestive system.
none of the above
Tags
NGSS.MS-LS2-3
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following activities requires you to use energy?
running
sleeping
watching tv
eating
all of the above
Answer explanation
Great job! EVERYTHING you do requires energy because your body is always working to make sure you have everything you need.
Tags
NGSS.MS-LS2-3
NGSS.MS-PS3-5
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What part of the cell allows water in and out?
cytoplasm
cell membrane
mitochondria
ribosomes
Tags
NGSS.MS-LS1-2
5.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain what happens when a cell shrinks.
Evaluate responses using AI:
OFF
Answer explanation
The red blood cell shrank because of diffusion/osmosis. The salt water passed through the cell membrane into the cell because there were more salt particles/molecules outside the cell than inside the cell. As the salt moved through the membrane and into the cell, the water in the cell moved out and the cell shrank.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
When food gets further into your digestive system, stomach acid and enzymes begin to coat it and break down the food into its smallest pieces. What kind of digestion happens there?
mechanical digestion
chemical digestion
7.
OPEN ENDED QUESTION
3 mins • 1 pt
What body system moves food molecules from the digestive system to the cells in your body?
Evaluate responses using AI:
OFF
Answer explanation
Circulatory system! Through the blood.
Tags
NGSS.MS-LS1-3
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