10 Questions
Which of the following best describes the movement of molecules in diffusion?
Molecules move from a higher to a lower concentration
In which scenario would osmosis likely occur?
A plant cell in a hypotonic solution
What type of molecule would likely be detected in a Benedict's test if it produces a blue solution?
Glucose
Which process involves the movement of molecules against their concentration gradient using energy?
Active transport
What is the main function of a biuret test in biology?
Detecting proteins in a solution
Which statement best represents the result of Benedict's test in food analysis?
The presence of glucose was confirmed
Which process describes the movement of water molecules across a semi-permeable membrane?
Osmosis
A cell is placed in a solution where it starts to shrink. Which type of solution is the cell likely placed in?
Hypertonic solution
During active transport, what is the primary source of energy used by cells to move molecules across the membrane?
ATP (Adenosine Triphosphate)
Which type of transport requires carrier proteins to facilitate the movement of molecules across a membrane?
Facilitated diffusion
Test your knowledge on reflex actions with this quiz about why a person blinks when an insect flies into their eye. Choose the correct answer among the options provided.
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