666593
Pregunta 1
Pregunta
What are living organisms made up of?
Respuesta
-
Cells
-
Other organisms
Pregunta 2
Pregunta
What is a cell?
Respuesta
-
the smallest structural and functional unit of an organism, which is typically microscopic and consists of cytoplasm and a nucleus enclosed in a membrane.
-
the smallest particle of a chemical element that can exist.
Pregunta 3
Pregunta
What do plant cells have that animal cells don't?
Respuesta
-
Cell wall, chloroplasts, vacuole
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Nucleus, cytoplasm, cell membrane, mitochondria
Pregunta 4
Pregunta
What do plant cells and animal cells have in common?
Respuesta
-
They both have a nucleus, cytoplasm, cell membrane and mitochondria
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They both have a cell wall and mitochondria
Pregunta 5
Pregunta
What comes first, the cell wall or the cell membrane?
Respuesta
-
cell wall
-
cell membrane
Pregunta 6
Pregunta
What are cell walls made of?
Respuesta
-
cellulose
-
cellulite
Pregunta 7
Pregunta
The nucleus of a cell is in the vacuole.
Respuesta
- True
- False
Pregunta 8
Pregunta
What contains genetic material and controls the activities of a cell?
Respuesta
-
Mitochondria
-
Cytoplasm
-
Cell membrane
-
Nucleus
Pregunta 9
Pregunta
Where do most chemical processes take place and what is controlled by enzymes?
Respuesta
-
Nucleus
-
Cytoplasm
-
Cell membrane
-
Mitochondria
Pregunta 10
Pregunta
What controls the movement of substances in and out of a cell?
Respuesta
-
Cell membrane
-
Nucleus
-
Mitochondria
Pregunta 11
Pregunta
Where is the most energy released by respiration?
Respuesta
-
Nucleus
-
Cytoplasm
-
Mitochondria
Pregunta 12
Pregunta
Why can animal cells burst where plant cells can't?
Respuesta
-
Plant cells have a cell wall which supports the cell and prevents it from bursting when the cell is full of water (turgid).
-
They have chloroplasts.
-
They have a permanent vacuole which is filled with cell sap to keep the cell turgid.
Pregunta 13
Pregunta
What is the function of chloroplasts?
Respuesta
-
They contain chlorophyll which absorbs light energy for photosynthesis.
-
They are filled with cell sap to keep the cell turgid.
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