Chapter 6 Model of Cells

A rigid structure that protects and provides support to the cell

• cell membrane

• cell wall

• cytoplasm

• chloroplast

An organelle that takes in sunlight energy, carbon dioxide, and water to make food

• cell membrane

• cell wall

• mitochondria

• chloroplast

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What does the chloroplast help make for the plant?

• energy

• food

• carbon dioxide

• water

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An organelle that directs all cell activities and stores DNA

• ribosomes

• mitochondria

• nucleus

• cell membrane

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This structure allows materials to enter and exit the cell

• cell wall

• mitochondria

• nucleus

• cell membrane

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These structures are found in plant cells only

• cell wall, cell membrane

• mitochondria, chloroplast

• cell wall, cytoplasm

• chloroplast, cell wall

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A fluid that fills the cell and holds the organelles in place

• chloroplast

• chloroplasm

• cytoplasm

• cell membrane

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Organelle that converts the energy in nutrients (food) into usable energy for the organism

• mitochondria

• chloroplast

• nucleus

• ribosomes

Process where materials are able to move from areas of high concentration to low concentration.

• fission

• diffusion

• active transport

• exocytosis

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What type of cell is this?

• plant

• animal

• neither

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