Biology
Authored by Charles Martinez
Science
11th Grade
Used 1+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these substances would diffuse INTO a human cell?
Oxygen
Carbon dioxide
Urea
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which organ filters urea out of the blood?
Liver
Kidneys
Bladder
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component of blood transports oxygen?
Plasma
Platelets
Red blood cells
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a partially permeable membrane mean?
All substances can cross the membrane
No substances can cross the membrane
Only certain substances can cross the membrane
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is active transport?
The net movement of molecules from a high concentration to a low concentration
The net movement of water molecules from a high concentration to a low concentration across a partially permeable membrane
The net movement of molecules from a low concentration to a high concentration, using energy
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do veins and the heart have valves?
To resist high pressure
To prevent backflow of blood
To resist low pressure
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which organ system is involved in providing the bloodstream with glucose?
Gaseous exchange
Circulatory system
Digestive system
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