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Unit 4 grade 6

Total questions: 46

Worksheet time: 2hrs 18mins

Name
Class
Date
1.

____ is credited with being the first scientist to observe cork cells.

a)

Schwann

b)

Shleidon

c)

Hooke

2.

Bacteria is classified as a what?

a)

Prokaryote

b)

Eukaryote

3.
The ___ is the basic unit of sturucture and function of organisms
a)
atom
b)
cell
c)
matter
d)
all other answers are correct
4.
Which statement is a part of the cell theory?
a)
all cells come from preexisting cells
b)
bacteria are prokaryotic cells
c)
eukaryotic cells are complex
d)
humans are multicellular
5.
What tool do you use to view the cells?
a)
metric ruler
b)
centrifuge
c)
microscope
d)
pipette
6.

Cell theory states that...

a)

cells are the basic building block of life

b)

cells are cool

c)

cells are microscopic

d)

cells cannot be destroyed

7.

What type of organisms does the cell theory apply to

a)

bacteria

b)

multicellular organisms

c)

plants and animals

d)

all of the above

8.
The Cell Theory states...
a)
atoms create all matter
b)
living things evolve
c)
the cell is the backbone of all matter
d)
cells are the basic unit of structure and organization of organisms
9.

Which of the following scientists contributed to the cell theory?

a)

Hooke, Leuwenhoek

b)

Schleiden, Schwann

c)

Hooke, Schwann

d)

Schleiden, Hooke

10.
The invention of the microscope made it possible for people to discover and learn about
a)
Plants
b)
Skin 
c)
Animals 
d)
Cells
11.
What is one way in which all living things on Earth are alike?
a)
All living things have hair.
b)
All living things are made of cells and come from other cells.
c)
The cells of all living things have chloroplast.
d)
All living things can move. 
12.
When cells are damaged, new cells are created by cell division. How does the cell theory support this fact?
a)
It states that all cells have a nucleus which divides.
b)
It states that all living things are made up of one or more cells.
c)
It states that cells come from previously existing cells.
d)
 It states that the basic units of structure and function are cells.
13.
Controls movement of substances into and out of cell.
a)
cell membrane
b)
cell wall
c)
cytoplasm
14.
The control center that controls all the functions of the cell
a)
cytoplasm
b)
cell wall
c)
cell membrane
d)
nucleus
15.
jelly-like substance that is located between the cell membrane and the nucleus
a)
mitochondria
b)
chloroplast
c)
vacuole
d)
cytoplasm
16.

I am located in the nucleus – I’m the genetic material of a cell

a)

cytoplasm

b)

membrane

c)

DNA

d)

vacuole

17.
I am the "brain" of the cell. I control all cell activities
a)
nucleus
b)
lysosome
c)
cytoplatelets
d)
vacuole
18.
   I provide the cell with protection and controls what comes in and out of the cell.
a)
nucleus
b)
cell wall
c)
cell membrane
d)
mitochondria
19.
Cells can only be seen with the help of a...
a)
hand lens 
b)
magnifying glass
c)
3D glasses 
d)
microscope 
20.
What is unicellular? 
a)
one cell 
b)
many cells 
c)
no nuclues 
d)
DNA 
21.
What is multicellular? 
a)
one cell 
b)
no cells 
c)
many cells 
d)
no nucleus 
22.
What type of cell has a nucleus? 
a)
eukaryotic
b)
prokaryotic 
23.
What type of cell does not have a nucleus?
a)
eukaryotic 
b)
prokaryotic 
24.
Plants and animal cells are examples of ___ cells 
a)
prokaryotic cells 
b)
eukaryotic cells 
25.
 What do tissues form?
a)
Blood 
b)
Organ Systems
c)
Organs
d)
Nails
26.
 What might the immune system protect our body from?
a)
sugars, fats, and carbs.
b)
viruses, bacteria, fungi, other parasites
c)
viruses, bacteria, fungi, other parasites, carbs, sugars
d)
Cold & Flu
27.

Tissues are...

a)

groups of cells that together carry out a particular function.

b)

groups of organs that together carry out a particular function.

c)

the smallest functional units of all living things.

d)

only found in animals.

28.

When it comes to biological organisation, the highest level is...

a)

cells.

b)

organs.

c)

body systems.

d)

organisms.

29.

Organs are...

a)

groups of cells that together carry out a particular function.

b)

groups of tissues that together carry out a particular function.

c)

groups of body systems that make up an organism..

d)

unicellular.

30.

What do multiple organs make up?

a)

Tissue

b)

Organ Systems

c)

The Human Body

31.
What is part 1?
a)
eye piece
b)
body tube
c)
arm
d)
coarse adjust
32.
What part is 3?
a)
eye piece
b)
base
c)
arm 
d)
coarse adjust
33.

The ___________________________ are used to hold the slide on the stage.

a)

field

b)

mirror

c)

stage

d)

stage clips

34.

Which step of the scientific method uses an "If...Then..." statement, a scientific guess to provide a possible answer to the question?

a)

Purpose

b)

Research

c)

Hypothesis

d)

Conclusion

35.

Which step of the scientific method is a summary of what we learned and either supports or disproves the hypothesis?

a)

Conclusion

b)

Hypothesis

c)

Purpose

d)

Experiment

36.

In which step of the scientific method do we test our hypothesis by following a specific list of steps?

a)

Purpose

b)

Experiment

c)

Analysis

d)

Hypothesis

37.

In which step of the scientific method do we talk to experts, read books, and look online for what work has already been done?

a)

Purpose

b)

Research

c)

Hypothesis

d)

Analysis

38.

What is an educated guess, opinion, or explanation of an observation?

a)

Prediction

b)

Observation

c)

Inference

d)

Scientific question

39.

These are made using your 5 senses and are always true.

a)

Hypothesis

b)

Observation

c)

Prediction

d)

Inference

40.

Which micro organisms cause communicable diseases?

a)

Pathogens

b)

Pathogerms

c)

Partitions

41.

What are five pathogens that can cause communicable diseases?

a)

Bacteria, carbohydrates and protein

b)

Insects. Water, soil

c)

Bacteria, virus, fungi, Protozoa, parasite

42.

_________ are diseases that can be transmitted from one person to another

a)

Non communicable diseases

b)

Communicable diseases

c)

Goiter

43.

The following are ways diseases spread except __________

a)

By direct contact

b)

By insects

c)

By smiling

44.
________ is a disease that can be passed to a person from another person, animal or object.
a)
Non-communicable disase
b)
Communicable Disease
c)
Pathogens
45.
Mosquitoes and Ticks are examples of organisms that can spread disease.  These types of organisms are refereed to as?
a)
Vectors
b)
Fungi
c)
Pathogens
46.
Washing your hands is the _________ effective strategy for preventing the spread of disease?
a)
least
b)
most

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