WorksheetsCells and Viruses Preassessment
Total questions: 18
Worksheet time: 12mins
What is the basic unit of life?
Atom
Molecule
Cell
Organ
What structure contains the genetic material in eukaryotic cells?
Ribosome
Mitochondria
Nucleus
Cell membrane
Which of these is found in plant cells but not in animal cells?
Cell membrane
Cytoplasm
Cell wall
Mitochondria
What does the term "prokaryote" refer to?
Cells with a nucleus
Cells without a nucleus
Viruses
Multicellular organisms
Which of the following is true about all cells?
They have a cell wall
They have a nucleus
They contain DNA
They have chloroplasts
What is the main difference between prokaryotic and eukaryotic cells?
The presence or absence of a cell membrane
The presence or absence of DNA
The presence or absence of a nucleus
The presence or absence of cytoplasm
Which of these is NOT considered a living organism?
Bacteria
Plant
Animal
Virus
What do viruses need to reproduce?
Sunlight
Water
A host cell
Oxygen
Which of the following structures is responsible for energy (ATP) production in cells?
Nucleus
Ribosome
Mitochondria
Golgi apparatus
What is the function of ribosomes in a cell?
DNA replication
Protein synthesis
Lipid production
Energy storage
Which of the following is a characteristic of eukaryotic cells but not prokaryotic cells?
Presence of a cell wall
Presence of a nucleus
Presence of ribosomes
Presence of DNA
What is the role of the cell membrane?
To provide energy
To control the movement of substances in and out of the cell
To synthesize proteins
To store genetic information
Which of the following is a function of the cell wall in plant cells?
Energy production
Protein synthesis
Providing structural support
DNA replication
Which organelle is responsible for photosynthesis in plant cells?
Mitochondria
Chloroplast
Ribosome
Nucleus
What is the primary component of the cell membrane?
Proteins
Lipids
Carbohydrates
Nucleic acids
Which of the following is a characteristic of viruses?
They can reproduce independently
They have a cellular structure
They require a host cell to reproduce
They contain ribosomes
Which of the following is a difference between plant and animal cells?
Plant cells have mitochondria, animal cells do not
Animal cells have a cell wall, plant cells do not
Plant cells have chloroplasts, animal cells do not
Animal cells have a nucleus, plant cells do not
Short answer: List two main differences between a bacterial cell and an animal cell.
