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LS U2 Cell Theory

Authored by Sally Wheeler

Science

10th Grade

120 Questions

NGSS covered

LS U2 Cell Theory
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement is one of the three main tenets of cell theory?

All cells contain chloroplasts.

All living things are made of cells.

Cells are visible without microscopes.

Only animals have cells.

Tags

NGSS.MS-LS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to cell theory, what is the basic unit of life?

Organs

Organ systems

Cells

Tissues

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cell theory states that new cells originate from which source?

Chemical reactions in air

Minerals in soil

Proteins in food

Other cells

Tags

NGSS.MS-LS3-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which description best matches a unicellular organism?

Composed of many cells organized into tissues and organs

Composed of one cell

Composed only of organ systems

Composed of several tissues but no organs

Tags

NGSS.MS-LS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Multicellular organisms are defined as:

Made of a single cell with many nuclei

Composed of many cells that may organize into tissues, organs, and organ systems

Lacking any cellular organization

Made only of tissues but not organs

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement explains why cells are called the most basic unit of life?

They are the largest structures in organisms.

They are the smallest part of an organism still capable of all of life’s processes.

They contain the most DNA in the body.

They always function only as groups.

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cells are very diverse. Which conclusion follows from this statement?

All cells have identical structures and functions.

Cells can vary in structure while still performing life processes.

Only animal cells are diverse.

Diversity prevents cells from performing life processes.

Tags

NGSS.MS-LS1-3

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