GRADE 7 EST1 REVIEW

Quiz
•
Biology
•
7th Grade
•
Medium
palupi setyowati
Used 29+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Choose the best definition of diffusion.
Water molecules move from high concentration to low concentration
Happens through semi permeable membrane
Net movement from low concentration to high concentration
Net movement of gas molecules from high region to low region
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Choose the best definition of active transport.
Net movement of gas particles from high concentration to low concentration
Net movement from low concentration to high concentration
Water molecules that move from high concentration to low concentration
It happens through semi permeable membrane
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Potato strip has soaked into a water solution for an hour. Then it places to a sucrose solution for an hour. What happens to a potato strip and name of the process.
Get longer - diffusion
Get shorter - diffusion
Get longer - osmosis
Get shorter - osmosis
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The function of plasmids in bacteria cells is ...
code to make a protein
aerobic respiration
multiply the cell
give a firm shape
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A food sample add with Benedict's solution and turns to orange. What nutrients contain in the food sample?
Fats and oils
Proteins
Starch
Sugar
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
... reagent is to test the presence of protein.
Benedict's solution
Iodine solution
Ethanol solution
Biuret solution
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A food sample formed a white emulsion when using ... reagent and it shows that a food sample contains of ...
Benedict's - sugar
Biuret - protein
Iodine - starch
Ethanol - fats and oils
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