15 Questions
What is the primary role of the cell membrane in cell function?
Controlling the movement of materials in and out of the cell
According to the Kinetic Particle Theory, which physical property is fixed for a gas?
Shape
Which organelle is present in the plant cell but not the animal cell?
Chloroplast, Lysosome
What is the function of the vacuole in a plant cell and animal cell?
Storage of nutrients and waste products
Which statement best describes the particle arrangement in a liquid?
Irregular arrangement, a little further apart
What type of movement do gas particles exhibit?
Move about randomly at high speeds
In which form of passive transport do materials move without the need for energy?
Diffusion
Which process involves the movement of water molecules through a selectively permeable membrane?
Osmosis
What is the main characteristic of facilitated diffusion?
Proteins provide a pathway for large molecules to diffuse into the cell
What defines active transport?
Transport proteins altering shape and pushing molecules into the cell against concentration gradient
What happens when an environment is dry with very little water?
Water moves out of cells causing cytoplasm to shrink away from cell wall leading to cell death
Which process involves materials too large to cross the cell membrane?
Endocytosis
What type of bond exists between particles in a gas?
Little or no bond between particles
In which state do particles vibrate about in fixed positions?
Solid
Which form of passive transport involves movement from a region of higher concentration to lower concentration until equilibrium is established?
Diffusion
Test your knowledge of cell biology with this quiz covering functions of organelles and the role of the cell membrane. Topics include mitochondria, organelles in plant and animal cells, vacuole function, and cell membrane activity.
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