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What are living things made up of ?
Cells
Cells are very small. True or False
True
Which are the characterisitics of life?
Growth, movement, feeding, respiration, feeling, excretion and reproduction
What did Robert Hooke magnify in his microscope?
A thin piece of tree bark
Cells are very small, so we say they are m______
microscopic
An organism made up of only one cell is called
unicellular
Living things made up of many cells are called
multi-cellular
What did Anton van Leeuwenhoek observe in a light microscope ?
micro-organisms in a drop of lake water
Only animals are made up of cells. Tue or False
False. Plants too
Animal cells have a large vacuole. True or False
False
Plant cells have a hard membrane called wall
True
Which part of the cell controls the way it works?
The nucleus
What is cytoplasm mainly made of?
Water
There are a lot of tiny structures in the cytoplasm that perform different tasks. True or False
True
which part of the cell holds the cell together, like a thin bag
The cell membrane
What is the cell wall in plant cells made up of?
Cellulose
