Cells Vocabulary Quiz

What is the basic unit of all life forms?

• Cell

• Atom

• Molecule

• Tissue

What is the thin, flexible barrier that surrounds the cell and regulates what enters and leaves the cell?

• Cell wall

• Cell membrane

• Cytoplasm

• Nucleus

Which theory states that all living things are made of cells, and all cells come from preexisting cells?

• Evolution theory

• Cell theory

• Germ theory

• Quantum theory

What is the strong, supportive layer around the cell membrane in some cells?

• Cell wall

• Cytoskeleton

• Cell membrane

• Lysosome

Which organelle found in plants captures solar energy and converts it into chemical energy?

• Mitochondrion

• Chloroplast

• Nucleus

• Golgi apparatus

What is the threadlike structure found in the nucleus that contains genetic information passed down from parents?

• Chromosome

• Ribosome

• Lysosome

• Endoplasmic reticulum

What are the protein filaments in eukaryotic cells that help with shape, internal organization, and movement?

• Cytoskeleton

• Microtubules

• Actin filaments

• Intermediate filaments

What is the movement of particles across a cell membrane generally from a region of high concentration to low concentration?

• Osmosis

• Diffusion

• Active transport

• Facilitated diffusion

What is the process in which cells take in a substance from outside the cells by engulfing them in a vesicle?

• Exocytosis

• Endocytosis

• Phagocytosis

• Pinocytosis

Which organelle in eukaryotic cells is where lipids are assembled?

• Golgi apparatus

• Endoplasmic reticulum

• Lysosome

• Mitochondrion