WorksheetsA Tour of the Cell Quiz
Total questions: 24
Worksheet time: 12mins
Who was the first recorded person to observe cell walls?
Anton van Leeuwenhoek
Robert Hook
Louis Pasteur
Charles Darwin
What is the main limitation of light microscopes?
They cannot resolve most subcellular structures
They are too expensive
They cannot magnify more than 100x
They use harmful radiation
Which type of microscope is used to study the internal structure of cells?
Transmission electron microscope
Fluorescence microscope
Light microscope
Scanning electron microscope
Which of the following is NOT a basic feature of all cells?
Plasma membrane
Cytosol
Nucleus
Ribosomes
What is the primary function of the plasma membrane?
To provide structural support
To act as a selective barrier
To store genetic information
To synthesize proteins
Where is DNA located in eukaryotic cells?
In the cytoplasm
In the ribosomes
In the nucleus
In the nucleoid region
What is the function of the nucleolus?
To synthesize DNA
To regulate cell division
To synthesize ribosomal RNA
To store lipids
Where do free ribosomes carry out protein synthesis?
In the Golgi apparatus
In the cytosol
On the plasma membrane
In the nucleus
Which organelle is known as the 'Biosynthetic Factory'?
Endoplasmic reticulum
Golgi apparatus
Mitochondria
Lysosome
What is the primary function of the Golgi apparatus?
To synthesize lipids
To modify and sort proteins
To generate ATP
To detoxify poisons
What is the role of lysosomes in the cell?
To store genetic material
To digest macromolecules
To synthesize proteins
To transport lipids
Which type of vacuole is involved in pumping excess water out of cells?
Storage vacuole
Contractile vacuole
Central vacuole
Food vacuole
What is the main function of mitochondria?
Lipid synthesis
Cellular respiration
Photosynthesis
Protein synthesis
Which theory explains the evolutionary origin of mitochondria and chloroplasts?
Endosymbiont theory
Germ theory
Cell theory
Theory of evolution
What is the function of chloroplasts?
To generate ATP
To synthesize proteins
To perform photosynthesis
To store calcium ions
What is the role of peroxisomes in the cell?
To synthesize proteins
To detoxify poisons
To store genetic material
To transport lipids
Which component of the cytoskeleton is involved in muscle cell contraction?
Centrioles
Microfilaments
Intermediate filaments
Microtubules
What is the primary function of the cell wall in plant cells?
To generate ATP
To store nutrients
To synthesize proteins
To maintain cell shape and prevent excessive water uptake
What is the main component of the extracellular matrix in animal cells?
Actin
Collagen
Cellulose
Chlorophyll
Which type of cell junction prevents substances from moving through spaces between cells?
Desmosomes
Tight junctions
Plasmodesmata
Gap junctions
What is the function of gap junctions?
To prevent water loss
To hold cells firmly together
To store nutrients
To allow materials to pass between cells
Which organelle is responsible for detoxifying drugs and poisons?
Rough ER
Smooth ER
Golgi apparatus
Lysosome
What is the function of the nuclear pores?
To generate ATP
To store calcium ions
To regulate entry and exit of molecules
To synthesize DNA
Which structure is responsible for the synthesis of ribosomal RNA?
Ribosome
Endoplasmic reticulum
Nucleolus
Nucleus
