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7 Ch 2-3 Discovering Cells

Authored by Mr. Vigil

Biology

7th Grade

7 Ch 2-3 Discovering Cells
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The invention of the microscope made it possible for people to discover

plants

skin

cells

animals

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements is part of the cell theory?

Only plants are composed of cells.

All cells are produced from other cells.

Cells are basic units of structure/function in living things

Cells can be produced from nonliving matter.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Cells are basic unit of structure/function in living things

All cells are produced from other cells.

All living things are composed of cells.

Only animals are composed of cells.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the lens of a light microscope work?

Each concave lens bends light to make object appear larger

Each convex lens bends light to make object become larger.

reflection of each concave lens makes object appear larger.

Each convex lens bends light to make object appear larger.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the magnification when one lens has a magnification of 25, and other lens of 30?

15

750

30

45

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the term resolution refer to?

how sharp an image is

how big an image can be

how much light is needed to see an image

how many lenses a microscope uses

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does magnification occur in an electron microscope?

An electron beam creates an image.

An electron beam makes the object become larger.

Light is reflected by an electron beam.

Light is changed into electrons by a convex lens.

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