Lesson 1: What Are The Building Blocks of Life?

____ are the building blocks of life.

• Legos

• Cells

• Animal Cells

• Plant Cells

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NGSS.MS-LS1-1

NGSS.MS-LS1-2

A cell is the ____ unit of a living thing that can perform all life processes.

• biggest

• most numerous

• smallest

• least

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NGSS.MS-LS1-1

NGSS.MS-LS1-2

All living things are made of cells.

• True

• False

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NGSS.MS-LS1-1

Most living things like plant and animals only have one cell.

• True

• False

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NGSS.MS-LS1-1

All cells have a nucleus and a cell ________.

• wall

• membrane

• type

• nuclei

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NGSS.MS-LS1-1

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The ___ ____ is the cell's outer border.

• cell type

• cell cytoplasm

• cell membrane

• power house

An __ is the highest level of cell organization.

• organism

• organ

• plant

• animal

Both plant and animal cells have a cell membrane, cytoplasm, and a nucleus.

• True

• False

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NGSS.MS-LS1-2

_____are the special parts in a plant cell that trap the sun's energy.

• fly traps

• cell walls

• chloroplasts

• cytoplasm

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NGSS.MS-LS1-2

NGSS.MS-LS1-6

The cell wall is another part of a plant cell that animals cells do not have.

• True

• False