Lab Quiz: Effects of Nonliving Factors on Populations
Authored by Andrea Towery
Science
7th Grade
NGSS covered
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Review your lab data. Which abiotic factor has changed significantly in Ecosystem A?
salinity
pH
nitrate concentration
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do you predict will happen to the cyanobacteria population in Ecosystem A?
increase
decrease
stay stable
Tags
NGSS.MS-LS2-4
NGSS.MS-LS2-1
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Why is nitrate concentration important for cyanobacteria?
It is a source of carbon which is a nutrient they need.
It is a source of phosphorus which is a nutrient they need.
It is a source of nitrogen which is a nutrient they need.
It is not important for cyanobacteria.
Tags
NGSS.MS-LS2-1
NGSS.MS-LS1-5
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Review your lab data. Which abiotic factor has changed significantly in Ecosystem B?
salinity
pH
nitrate concentration
Tags
NGSS.MS-LS2-4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Within what pH range do yellow perch survive best in Ecosystem B?
0–13 ppt
19–26°C
4.0–9.5
Unknown
Tags
NGSS.MS-LS1-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Based on changes to the water in Ecosystem B, what do you predict will happen to the yellow perch population?
increase
decrease
stay stable
Tags
NGSS.MS-LS2-4
NGSS.MS-LS2-1
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Review your lab data. Which abiotic factor has changed significantly in Ecosystem C?
salinity
pH
nitrate concentration
Tags
NGSS.MS-LS2-4
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