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science review

Total questions: 72

Worksheet time: 2hrs 52mins

Name
Class
Date
1.
Which of the following is an example of a prokaryotic cell? 
a)
Virus 
b)
Plant Cell 
c)
Bacteria 
d)
Animal Cell 
2.
Which of the following is a Eukaryotic cell?
a)
Bacteria 
b)
Virus 
c)
Animal/Plant Cell 
d)
All of the above. 
3.
Directs all cell activities through the DNA located there.
a)
Lysosomes
b)
Nucleus
c)
ribosomes
d)
Mitochondria
4.
Where are proteins made?
a)
Golgi body
b)
Mitoichondria
c)
Chromosomes
d)
Ribosomes
5.
What are tiny organelles that convert glucose into ATP?
a)
Ribosomes
b)
Vesicles
c)
Cytoskeleton
d)
Mitochondria
6.
A rigid layer that lies outside the cell's  membrane is...
a)
Cytoskeleton
b)
Cilia
c)
Cell Wall
d)
Flagella
7.
The site of photosynthesis
a)
ribosome
b)
mitochondria
c)
chloroplast
d)
nucleus
8.

Both animal and plant cells have this feature.

a)

cell membrane

b)

cell wall

c)

chlorophyll

d)

chloroplasts

9.
These particles orbit around the nucleus of an atom.  What are they called?
a)
electrons
b)
protons
c)
neutrons
d)
photons
10.
A molecule is
a)
two or more atoms bonded together
b)
one type of atom
c)
smaller than an atom 
d)
an element
11.
How many atoms are there TOTAL in:
H2SO4
a)
6
b)
5
c)
7
d)
3
12.

Which of the following is made up of two or more types of atoms chemically combined together?

a)
Elements
b)
Compounds
c)
Mixtures
13.

Air is a(n) _________. 

a)
element 
b)
mixture 
c)
compound 
14.

Diagram A is an example of a(n)

a)

element

b)

compound

c)

mixture

15.

Diagram B is an example of a(n)

a)

element

b)

compound

c)

mixture

16.

Diagram C is an example of a(n)

a)

element

b)

compound

c)

mixture

17.

What does this diagram represent?

a)

Elements

b)

Compounds

c)

Mixture of Elements and Compunds

d)

Mixture of Compounds

18.
If you have a material that can conduct electricity well it is probably a...
a)
Metalloid
b)
Matter
c)
Non-metal
d)
Metal
19.

Metals are found

a)

on the left side of the Periodic Table

b)

on the right side of the Periodic Table

c)

along the staircase (zig-zag line) on the Periodic Table

20.

Non-metal used in water purification process

a)

Oxygen

b)

Nitrogen

c)

Chlorine

d)

Iodine

21.

When is the kinetic energy maximum?

a)

when potential energy is maximum

b)

when kinetic energy is equal to potential energy

c)

when potential energy is minimum

22.

what is the SI unit of kinetic energy ?

a)

joule

b)

newton

c)

m/s^2

d)

erg.

23.

What energy transformation takes place as a rock rolls down a hill?

a)

None

b)

Gravitational Potential Energy to Kinetic Energy

c)

Thermal Energy to Kinetic Energy

d)

Rock Energy to Mechanical Energy

24.

In a closed system, how will the total amount of energy change over time?

a)

It depends on what's happening in the system

b)

It will increase

c)

It will decrease

d)

It will stay the same

25.

What energy transformation takes place when a skateboarder uses their speed to skate up a ramp

a)

Gravitational Potential Energy to Kinetic Energy

b)

Kinetic Energy to Gravitational Potential Energy

c)

Rotational Energy to Mechanical Energy

d)

None

26.

Which of the following energy transformations takes place as someone skids to a stop across the ground?

a)

None of these

b)

Thermal Energy to Sound Energy

c)

Sound Energy to Kinetic Energy

d)

Kinetic Energy to Thermal Energy

27.

Which of the following energy transformations takes place as a battery-operated toy lights up and starts moving?

a)

Elastic Potential Energy to Kinetic Energy

b)

Electrical Energy to Chemical Energy

c)

Chemical Energy to Kinetic Energy

d)

None of these

28.

Which of the following energy transformations takes place when you plug in a fan and the blades start turning

a)

Electrical Energy to Kinetic Energy

b)

Rotational Energy to Wind Energy

c)

Thermal Energy to Cold Energy

d)

None of these

29.

Which of the following energy transformations takes place as someone bounces up from a trampoline

a)

Elastic Potential Energy to Kinetic Energy

b)

Thermal Energy to Kinetic Energy

c)

Gravitational Potential Energy to Kinetic Energy

d)

None of these

30.
cells of animals, plants, fungi, and protists are all?
a)
nucleoid
b)
prokaryote
c)
archaea
d)
eukaryotes
31.
Has membrane bound organelles
a)
Prokaryote
b)
Eukaryote
c)
both
32.
Which of the following is found inside a prokaryote?
a)
cytoplasm
b)
DNA
c)
ribosomes
d)
all of these
33.
What kind of cell is this?
a)
Eukaryotic
b)
Prokaryotic
34.
Prokaryote are?
a)
simple, mostly single-celled organism that lacks a nucleus, or any other membrane-bound organelle.
b)
have a peptidoglycan cell wall and many have polysaccharide capsules.
c)
have a true nucleus, which means the cell's DNA is surrounded by a membrane.
d)
contain membrane-bound organelles, such as the nucleus
35.

By what process do root hair cells primarily take up water?

a)

Osmosis

b)

Diffusion

c)

Active transport

d)

Filtration

36.

What is the primary function of root hair cells?

a)

Transport of sugars

b)

Production of chlorophyll

c)

Storage of nutrients

d)

Absorption of water and minerals from the soil

37.
Where will the water go?
a)
Into the cell
b)
Out of the cell
c)
Equally in & out - it's isotonic
d)
There is no water
38.
Mr. Slug was salted. Where was there more solute immediately after salting?
a)
Outside of the slug
b)
Inside of the slug
c)
There was no solute anywhere
39.
A blood cell is placed into the jar, as seen. Where will the water go?
a)
Into the cell
b)
Out of the cell
c)
Equally in & out - it's isotonic
d)
The water is a lie
40.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
41.
Osmosis
a)
diffusion of water molecules through a semi-permeable mebrane from an area of low concentration to an area of high concentration
b)
the diffusion of particles from an area of high concentration to an area of low concentration
c)
diffusion of water molecules through a semi-permeable membrane from an area of high concentration to an area of low concentration
d)
the diffusion of particles from an area of low concentration to an area of high concentration
42.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
43.
_______ regulates what enters and leaves a cell.  
a)
Cell Membrane
b)
Nucleus
c)
Mitochondria
d)
Cytoplasm
44.

What is a valence electron?

a)

Electrons in the first energy level

b)

Electrons in the second energy level

c)

Electrons in the outer level

d)

Total number of electrons

45.

Metals are located on the

________ side of the

Periodic Table.

a)

ZIG-ZAG

b)

LEFT

c)

RIGHT

d)

BOTTOM

46.

Which two elements are in the same period?

a)

boron (B) and lithium (Li)

b)

beryllium (Be) and calcium (Ca)

c)

phosphorus (P) and oxygen(O)

d)

boron (B) and phosphorus (P)

47.

Find the element on Period 3 and Group 17. What is

this element’s chemical symbol?

a)

F

b)

Br

c)

Cl

d)

I

48.

Rows in the Periodic Table are called

a)

Periods

b)

Groups/Families

c)

Cousins

d)

Metals

49.

The atoms along the "staircase" are called 

a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
50.

Silicon is a metalloid that is a key ingredient of computer chips. What property of silicon makes it essential for computers?

a)

Silicon conducts heat extremely well.

b)

Silicon is highly reactive with other elements.

c)

Silicon does not react at all with other elements.

d)

Silicon conducts electricity, but not as well as metals.

51.

Which group does Hydrogen belong to?

a)

Group 1

b)

Group 2

c)

Group 3

d)

Group 4

52.

Which group does Aluminum belong to?

a)

Group 3

b)

Group 13

c)

Group 6

d)

Group 26

53.

Which period is Oxygen found in?

a)

Period 1

b)

Period 2

c)

Period 3

d)

Group 16

54.

Which Period is Gold (Au) found in?

a)

Group 11

b)

Group 6

c)

Period 11

d)

Period 6

55.

Which element is found in Period 4, Group 8?

a)

Iron

b)

Oxygen

c)

Nickel

d)

Silver

56.

The capital of Brazil is....

a)

Rio de Janeiro

b)

Brasilia

c)

Sao Paulo

d)

Fortaleza

57.

The capital of Switzerland is..

a)

Geneva

b)

Basel

c)

Bern

d)

Lausanne

58.

The capital of Canada is...

a)

Montréal

b)

Ottawa

c)

Vancouver

d)

Quebec

59.

The capital of Russia is..

a)

Sochi

b)

San Petersburg

c)

Vladivostok

d)

Moscow

60.

The capital of France is...

a)

Lyon

b)

Toulouse

c)

Paris

d)

Marseille

61.

The capital of Spain is...

a)

Madrid

b)

Barcelona

c)

Valencia

d)

Málaga

62.

The capital of Uruguay is..

a)

Piriápolis

b)

Salto

c)

Maldonado

d)

Montevideo

63.

The capital of Colombia is..

a)

Medellín

b)

Bogota

c)

Cali

d)

Santa Marta

64.

The capital of Germany is...

a)

Cologne

b)

Hamburg

c)

Frankfurt

d)

Berlin

65.

The capital of Portugal is...

a)

Oporto

b)

Coimbra

c)

Braga

d)

Lisbon

66.

What company does this logo belong to?

(a)  

67.

What company does this logo represent ?

(a)  

68.

Whose company does this logo belong to?

(a)  

69.

This logo belongs to what company?

(a)  

70.

Who does this logo belong to?

(a)  

71.

I belong to which company?

(a)  

72.

Who do I represent?

(a)  

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