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WorksheetsFelpham Science KS3 Quiz week 3
Total questions: 9
Worksheet time: 5mins
what is the term given to the collection of small cellular 'machines' which each have a function in keeping the cell alive and performing its functions?
organ
organelle
tissue
ribosomes
which part of a plant cell is made of cellulose?
cell membrane
nucleus
mitochondiria
cell wall
which process is unique to plant cells and NOT something which animal cells can perform?
diffusion
respiration
photosynthesis
cell apoptosis
what is the role of a red blood cell?
to carry water around the body
to carry oxygen around the body
to transport waste to the kidneys
to destroy invading pathogens
it is said that out bodies are made of
thousands of cells
millions of cells
billions of cells
trillions of cells
what is the function of the cell membrane?
performs respiration and therefore releases energy
contains the DNA of the cell
controls the cell's reactions to the external environment
allows substances in and out of the cell
what is the role of the mitochondria?
performs respiration and releases energy for the cell
contains the cells DNA
performs photosynthesis
synthesises proteins
what is the role of ribosomes?
performs respiration for the cell
contains the cell's DNA
synthesises proteins
performs photosynthesis
the cell membrane is made of proteins and phospholipids. the head end is said to by 'hydrophilic'. What does the word 'hydrophilic' mean?
it likes water
it doesn't like water
