Pregunta 1
Pregunta
scientist use microscopes to see tings that is not visible with a naked eye.
Pregunta 2
Pregunta
light microscopes is more powerful than electron microscope.
Pregunta 3
Pregunta
what measurement do scientists use?
Respuesta
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millimetres
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centimetres
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micrometers
Pregunta 4
Pregunta
electron microscopes use light.
Pregunta 5
Pregunta
Hooke's made the first microscope.
Pregunta 6
Pregunta
Leeuwenhoek was first to discover microscopic living things.
Pregunta 7
Pregunta
animal and plant cells have chloroplast in it.
Pregunta 8
Pregunta
animal cells have smaller vacuole than plant cells.
Pregunta 9
Pregunta
what do plant cells have that animal cells don't.
Respuesta
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vacuole
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nucleus
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cytoplasm
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cell wall
Pregunta 10
Pregunta
specialised cells have a special job.
Pregunta 11
Pregunta
there is one type of muscle cell.
Pregunta 12
Pregunta
cardiac muscles never get tired.
Pregunta 13
Pregunta
cardiac muscle is a voluntary muscle.
Pregunta 14
Pregunta
white blood cells carry oxygen.
Pregunta 15
Pregunta
connective tissue covers all other organs.
Pregunta 16
Pregunta
xylem carries water from roots.
Pregunta 17
Pregunta
phloem carries glucose from the leaves.
Pregunta 18
Pregunta
the waste product of photosynthesis is oxygen