How does paramecium feed?
By endocytosis
By exocytosis
By osmosis
By diffusion
Which of the following favors osmosis?
Diffusion gradient
Temperature
Light
Gravity
Which of the following has the highest water potential?
Acidic water
Pure water
Alkaline water
All of the above
How do the cells lining the small intestine take up glucose?
By active transport
By transpiration
By respiration
Which is a tissue fluid?
Salt solution
Blood
Sugar solution
Chlorophyll
Which change would NOT speed up diffusion in an animal cell?
Make the cell membrane thinner
Make the cell rounder
Make the cell membrane thicker
Presence of an enzyme
If the vacuoles of a cell is filled with water, which of the following will happen?
The cells will become turgid
The cells will become flaccid
The cell will shrink
The plant will wilt