Review Science 7th grade

Which of the following statements is NOT part of the cell theory?

• Cells are the basic unit of structure and function in all living things.

• All cells are produced from other cells.

• Only animal cells are composed of cells.

• All living things are composed of cells.

The basic unit of life is called a

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Select two similar organelles in prokaryotic and eukaryotic

• They have ribosomes.

• The have nucleus.

• They have cytoplasm.

• They have membrane bound organelles

Which of the following is a correct list of structures found in both plant AND animal cells?

• mitochondria, vacuole, nucleus, cell membrane, cytoplasm

• mitochondria, vacuole, nucleus, cell membrane, cell wall, chloroplasts

• mitochondria, vacuole, nucleus, cell membrane, cytoplasm, cell wall, chloroplasts

• mitochondria, vacuole, nucleus, cell membrane, cell wall

Cell membranes are described as selectively permeable.

Four students were asked to explain what this means. Which one is correct?

• Student 1: Cell membranes prevent all materials from entering the cell.

• Student 2: Cell membranes only provide structural support for the cell.

• Student 3: Cell membranes regulate which substances can enter and exit the cell.

• Student 4: Cell membranes allow water and water-soluble substances to enter the cell.

Which of these organelles are in order from the most complex to the simplest.

• organ systems: organs: tissues: cells

• cells: organ systems: organs: tissues

• organ systems: cells: organs: tissues

• organs: cells: organ systems: tissues

What are the three domains?

• Archaea, Bacteria, and Eubacteria

• Archaea, Bacteria, and Eukarya

• Archaea, Protists, and Eubacteria

• Archaea, Fungi, Animalia

What are the classification groups in order?

• Domain > Phylum > Kingdom > Species > Genus > Order > Family > Class

• Domain > Kingdom > Phylum > Family > Order > Genus > Class > Species

• Domain > Kingdom > Phylum > Genus > Species > Class > Order > Family

• Domain > Kingdom > Phylum > Class > Order > Family > Genus > Species

What do arteries carry?

• blood with carbon dioxide and waste

• blood with oxygen and nutrients

• only blood

• Blood with waste and oxygen

Where does chemical digestion begin?

• mouth

• stomach

• esophagus

• small intestine