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Unit 4 - The Cell - Practice Questions

Total questions: 35

Worksheet time: 35mins

Name
Class
Date
1.

Which statement is NOT part of cell theory?

a)

All living things are made up of one or more cells.

b)

Every cell has a nucleus.

c)

The cell is the basic unit of structure and function of living things.

d)

All cells come from preexisting cells.

2.

Bacteria can be described as

(pick 2 answers)

a)

Prokaryotic

b)

Eukaryotic

c)

Unicellular

d)

Multicellular

3.

TRUE or FALSE

All cells make exact copies of themselves.

a)

TRUE

b)

FALSE

4.

Who is the Dutch biologist that is given credit for discovering the microscope?

a)

Robert Hooke

b)

Robert Brown

c)

Rudolf Virchow

d)

Theodor Schwann

e)

Anton van Leeuwenhoek

5.

Who is the English scientist that was the first person to use the term "cells" after looking at cork under the microscope?

a)

Anton van Leeuwenhoek

b)

Matthias Schleiden

c)

Robert Hooke

d)

Robert Brown

e)

Rudolf Virchow

6.

Who was the German physician who stated that "all cells arise from the division of preexisting cells." (1885)

a)

Rudolf Virchow

b)

Theodor Schwann

c)

Robert Hooke

d)

Robert Brown

e)

Matthias Schleiden

7.

Who was the Scottish scientist who observed that many cells have a dark spot near the center now known as the nucleus? (1833)

a)

Rudolf Virchow

b)

Theodor Schwann

c)

Anton van Leeuwenhoek

d)

Robert Brown

e)

Matthias Schleiden

8.

Who was the German botanist who stated "all plants are made of cells." (1838)

a)

Rudolf Virchow

b)

Theodor Schwann

c)

Robert Hooke

d)

Robert Brown

e)

Matthias Schleiden

9.

Who was the German zoologist who stated "all animals are made of cells." (1839)

a)

Anton van Leeuwenhoek

b)

Theodor Schwann

c)

Robert Hooke

d)

Robert Brown

e)

Matthias Schleiden

10.

Which kind of cells appeared on Earth first?

a)

Prokaryotic Cells

b)

Eukaryotic Cells

11.

Which kind of cells contain a nucleus?

a)

Prokaryotic Cells

b)

Eukaryotic Cells

12.

Which kind of cells are bacteria considered?

a)

Prokaryotic Cells

b)

Eukaryotic Cells

13.

Which kind of cells are bigger and more complex?

a)

Prokaryotic Cells

b)

Eukaryotic Cells

14.

How long ago did the first cell appear on Earth?

a)

20,000 years ago

b)

400,000-600,000 years ago

c)

50 - 60 million years ago

d)

1 billion years ago

e)

3.8 billion years ago

15.

Which of the following is the most powerful microscope (capable of the highest total magnification)?

a)

TEM

b)

SEM

c)

Compound Light

d)

Simple Light

16.

Which of the following microscopes do we use in class?

a)

TEM

b)

SEM

c)

Compound Light

d)

Simple Light

17.

Which of the following microscopes is capable of producing a 3D image that looks the most like a photograph?

a)

TEM

b)

SEM

c)

Compound Light

d)

Simple Light

18.

A magnifying glass would be an example of what type of microscope?

a)

TEM

b)

SEM

c)

Compound Light

d)

Simple Light

19.

Which type of microscope requires specimens to be frozen or embedded in plastic and sliced into thin pieces before it can be used?

a)

TEM

b)

SEM

c)

Compound Light

d)

Simple Light

20.

Which type of microscope uses two lenses to magnify specimens?

a)

TEM

b)

SEM

c)

Compound Light

d)

Simple Light

21.

This part of the microscope adjusts the amount of light shining in the field of view:

a)

Ocular

b)

Objective

c)

Diaphragm

d)

Stage

22.

This is another name for the eyepiece of a microscope:

a)

Ocular

b)

Objective

c)

Diaphragm

d)

Coarse Adjustment Knob

23.

What parts of the microscope hold the slide in place on the stage?

a)

Stage holders

b)

Slide Clips

c)

Stage clasps

d)

Stage Clips

24.

What is the name for the various adjustable lenses (each having a different power)?

a)

Oculars

b)

Eyepieces

c)

Magnifiers

d)

Objectives

25.

What is the name for the highest power setting on a compound light microscope?

a)

Scanning Power

b)

High Power

c)

Low Power

d)

Medium Power

26.

What is the name for the lowest power setting on a compound light microscope?

a)

Scanning Power

b)

High Power

c)

Low Power

d)

Medium Power

27.

How do you calculate the total magnification of a set lenses on a compound light microscope?

a)

Add the two powers together

b)

Divide the larger power by the smaller power

c)

Multiply the two powers together

d)

Add the two powers together and then multiply by 2 (since there are two lenses)

28.

Which part of the microscope adjust the focus the most?

a)

Big Focus Knob

b)

Fine Adjustment Knob

c)

Coarse Adjustment Knob

d)

Large Adjustment Knob

29.

What is the total magnification of a microscope with an objective lens of (10X) and an objective lens of (40X)?

a)

50X

b)

30X

c)

400X

d)

100X

30.

The Fluid Mosaic Model is used to describe which organelle?

a)

Nucleus

b)

Cell Wall

c)

Cell or Plasma Membrane

d)

Ribosomes

31.

What does cholesterol do in the cell membrane?

a)

Keeps water out

b)

Destroys the cell

c)

Maintains the pH of the cell membrane at different times of the year

d)

Maintains the fluidity of the cell membrane in hot and cold conditions

32.

What kind of biomolecule is embedded in the cell membrane that allows facilitated diffusion to occur?

a)

Protein

b)

Lipid

c)

Carbohydrate

d)

Nucleic Acid

33.

Which is the correct order (from smallest to largest) of the organization of living things?

a)

cell, organelle, tissue, organ, organ system

b)

organelle, cell, organ, tissue, organ system

c)

organelle, cell, tissue, organ, organ system

d)

organ, organelle, cell, tissue, organ system

34.

The tails of phospholipids are _________ meaning that they _________ water.

a)

hydrophilic

hate

b)

hydrophilic

love

c)

hydrophobic

hate

d)

hydrophobic

love

35.

The heads of phospholipids are _________ meaning that they _________ water.

a)

hydrophilic

hate

b)

hydrophilic

love

c)

hydrophobic

hate

d)

hydrophobic

love