Metabolism Critical Juncture Review
Authored by Kathryn King
Science
7th Grade
NGSS covered
Used 36+ times
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10 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Cells can only use molecules that are (a) enough to enter into a cell.
Answer explanation
Molecules that are too LARGE will NOT be able to enter the cell.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The TWO molecules that must be inside EVERY cell in order to release energy are...
oxygen and starch
oxygen and glucose
glucose and starch
protein and starch
Answer explanation
Your body USES other molecules...but it MUST have these two!
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of these represents an UNHEALTHY body? (select all that apply)
intestines: low glucose
lungs: normal oxygen
intestines: normal glucose
lungs: normal oxygen
intestines: low glucose
lungs: normal oxygen
intestines: normal glucose
lungs: low oxygen
Answer explanation
every cell needs both glucose AND oxygen in order to function properly! A healthy person has normal levels of OXYGEN in their lungs and normal levels of GLUCOSE in their intestines
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When you hike a mountain at higher altitude, the air contains less oxygen. How would less oxygen impact your body?
it would limit your cells' ability to release energy; this would make it more difficult to hike
it would not affect your energy level; it would be equally difficult to hike at high and low altitude
it would give your cells more energy, making it easier to hike at high altitudes
Answer explanation
Remember- every cell needs plenty of OXYGEN and GLUCOSE. If you have too little of either, you won't be functioning well!
Tags
NGSS.MS-LS1-3
NGSS.MS-LS2-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If your digestive system isn't working properly, which molecule will likely NOT make it into your cells?
oxygen
water
glucose
none of these
Answer explanation
Digestive system BREAKS DOWN starch into glucose molecules
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which molecule does NOT belong in your lungs? (Check all that apply)
glucose
oxygen
starch
protein
Answer explanation
Glucose, starch, and protein...are all found in FOOD! You don't want food in your lungs.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which body system includes your HEART and BLOOD and is responsible for transporting molecules to each of your cells?
respiratory
circulatory
digestive
integumentary
Answer explanation
"circulat-" is Latin for "moved in a circular path" which helps to explain how blood moves in your body!
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