WorksheetsCell Organelles
Total questions: 20
Worksheet time: 15mins
Which of the following describes the function of the nucleolus?
Command Center for the Cell
Produce initial parts of ribosomes
To hold chromosomes
To make DNA
Tiny holes that allow substances to enter and exit the nucleus:
Cytoplasm
Mitochondria
Flagellum
Nuclear Pores
What is the name of the membrane that surrounds the permanent vacuole in a plant cell?
Chloroplast
Tonoplast
Cell membrane
Cristae
The inside of a mitochondria is known as the...
Cristae
Intermembrane Space
Stroma
Matrix
Fluid filled sacs that are stacked in grana inside the chloroplast are called...
Alkaloids
Cristae
Thylakoids
Chlorophyll
The inside of a chloroplast contains...
Stacks of thylakoids in the matrix
Grana in the stroma
Cristae in the matrix
Ribosomes suspended in cytoplasm
The theory that mitochondria and chloroplasts were once single-celled organisms is known as...
Exosymbiosis paradox
Endosymbiotic theory
Exosymbiotic theory
Endoplasmic postulate
Microtubules are formed from the protein tubulin, it's two forms are...
Alpha and Beta
Alpha and Omega
Beta and Omega
Delta and Gamma
Identify the region of the cell, highlighted in the picture, which contains two hollow cylindrical organelles at right angles to one another.
Vacuole
Centrosome
Centriole
Variegated region
Which answer correctly identifies cell organelles which are clearly visible when using a standard compound light microscope?
Nucleus, Cytoplasm, Cell membrane.
Nucleus, Cytoplasm, Mitchondria, Endoplasmic reticulum.
Cell membrane, Cytoplasm, Mitochondria, Ribosomes.
ER, Golgi body, Lysosomes.
