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biomolecules

Total questions: 100

Worksheet time: 2hrs 30mins

Name
Class
Date
1.

Nucleic acids are primarily made out of...

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

e)

Phosphorus

2.

Proteins are primarily made out of... (and sometimes Sulfur)

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

e)

Phosphorus

3.
What biomolecule do enzymes belong to? 
a)
Carbohydrate
b)
Lipid
c)
Nucleic Acid
d)
Protein
4.
Which biomolecule is this a picture of? (Hint: it is made of amino acids)
a)
Proteins
b)
Nucleic Acids
c)
Lipids
d)
Carbohydrates
5.

Helicase is an example of a biomolecule that can destroy bonds between DNA strands during DNA replication.


What biomolecule is helicase?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

6.
Which biomolecule is this a picture of?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
7.
Which biomolecule is found in pasta and bread?
a)
Lipid
b)
Protein
c)
Nucleic Acid
d)
Carbohydrate
8.

Which are examples of proteins?

a)

glucose, pasta, bread

b)

fats, oils, waxes

c)

meats, enzyme, lactase, eggs

d)

DNA, RNA

9.

Which biomolecule is made of nucleotides and contain your DNA?

a)

Carbohydrate

b)

Lipids

c)

Protein

d)

Nucleic Acid

10.

Which are examples of a carbohydrate?

a)

glucose, pasta, bread

b)

fats, oils, waxes

c)

meats, enzyme, lactase, eggs

d)

DNA, RNA

11.

Prokaryotic cells reproduce

a)

Sexually

b)

Asexually

12.
What number is pointing to the cell membrane?
a)
1
b)
2
c)
3
d)
4
13.

Which type of cell has membrane bound organelle?

a)

Prokaryotic cells

b)

Bacteria cells

c)

Eukaryotic cells

d)

E-coli bacterium

14.

The prefix "Eu" and suffix "kary" indicate that Eukaryotic cells have

a)

No nucleus

b)

A True nucleus

c)

Before nucleus

d)

No kernel

15.

This type of cell can be unicellular or multicellular.

a)

Bacteria

b)

Prokaryotic

c)

Amoeba

d)

Eukaryotic

16.

According to cell theory, which of the following are made of cells? (Check all that apply)

a)

Flowers

b)

Rocks

c)

Blood

d)

Water

e)

Bacteria

17.
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. 
18.

Basic part of all living things

a)

Cell

b)

Robert Hooke

c)

Cell Theory

d)

Theodor Swann

19.

The 3 parts of the Cell Theory are...?

a)

All living things are composed of cells

Cells are the basic units of structure and function in living things

All cells are produced from other cells

b)

All living things are composed of cells

Cells are the basic units of dance and vibes in living things

All cells are destroyed from other aliens

c)

All living things are composed of Jell-O

Cells are the basic units of structure and function in living things

All cells are produced from factories in Canada

d)

All living things are composed of cells

Cells do karate and practice eating whole pies in their free time

All cells are produced from other cells

20.

When cells are damaged, new cells are created by cell a process called 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.

21.

Why is Photosynthesis important? Select all that apply

a)

Produces glucose as food for plants

b)

Produces oxygen for all organisms

c)

Helps clean my room

d)

Begins all food chains/webs

22.

Why would the rate of photosynthesis decrease at super high temperatures?

a)

Enzymes are denatured

b)

Enzymes do not have enough kinetic energy

23.

Select all the products of Photosynthesis.

a)

H2OH_2O (Water)

b)

CO2CO_2 (Carbon Dioxide)

c)

O2O_2 (Oxygen)

d)

Sunlight (Light Energy)

e)

C6H12O6C_6H_{12}O_6 (Glucose)

24.

The correct photosynthesis equation is:

a)

 C6H12O6 + 6O2 → 6H2O + 6CO2 +ATPC_6H_{12}O_6\ +\ 6O_2\ \rightarrow\ 6H_2O\ +\ 6CO_2\ +ATP  

b)

 6H2O + 5CO2 → sunlight → 6O2 + C6H12O6 6H_2O\ +\ 5CO_2\ \rightarrow\ sunlight\ \rightarrow\ 6O_2\ +\ C_6H_{12}O_6\   

c)

 6H2O + 6CO2 + sunlight → 6O2 + C6H12O66H_2O\ +\ 6CO_2\ +\ sunlight\ \rightarrow\ 6O_2\ +\ C_6H_{12}O_6  

d)

None of the above

25.
This image shows the process of _____.
a)
Respiration
b)
Photosystem I
c)
Dark Reactions
d)
Photosynthesis
26.

What are the reactants (taken into) of cellular respiration? (Mark all of them!)

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

water

e)

energy

27.

Which of these is an input for cellular respiration?

a)

Oxygen

b)
Carbon Dioxide
c)
Sunlight
d)
Water
28.

Glucose is broken down into pyruvic acid during which process

a)
Krebs cycle
b)
Calvin cycle
c)
Glycolysis
d)
Photosynthesis
29.

The term aerobic means

a)

with carbon dioxide

b)

without carbon dioxide

c)

with oxygen

d)

without oxygen

30.

Which molecule isn't a high energy hydrogen carrier?

a)
FADH2
b)
NADH
c)
oxygen
31.

Where does cellular respiration take place?

a)
Mitochondria
b)
Chloroplast
c)

Ribosome

d)
Cell Membrane
32.
Animals can...
a)
Only use photosynthesis
b)
Only use cellular respiration
c)
Use photosynthesis and cellular respiration
33.

What is the name of 'D' found on the structure below

a)

Lipid hydrophobic tails

b)

Protein

c)

Lipid bi layer

d)

Phosphate hydrophilic heads

34.
All living things want to remain in...
a)

chaos

b)

homeostasis

c)

limbo

d)

plasmolysis

35.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
36.

In passive transport, substances move across the cell membrane ________ the concentration gradient

a)

AGAINST

b)

ALONG

c)

DOWN/WITH

d)

BETWEEN

37.

What is the name of 'B' found on the structure below

a)

Protein

b)

Lipic bilayer

c)

Phosphate hydrophilic heads

d)

Lipid hydrophobic heads

38.

Identify the following structure

a)

Phospholipid

b)

Cell

c)

Cell membrane

d)

Protein

39.
This picture represents what type of cell transport?
a)
endocytosis
b)
exocytosis
c)
osmosis
d)
passive transport
40.

What is the definition of LIPID BILAYER?

a)

Molecular structure that surrounds the cell and controls what enters and leaves the cell

b)

Movement of molecules across the cell membrane against the concentration gradient

c)

Diffusion of water through a selectively permeable membrane

d)

Movement of molecules across the cell membrane from an area of high concentration to low concentration

41.
In a molecule of double-stranded DNA, the amount of adenine present is always equal to the amount of _________.
a)
cytosine
b)
guanine
c)
thymine
d)
uracil
42.
What determines the code, or information, of a DNA molecule?
a)
the shape (structure) of the nitrogen bases
b)
the order (sequence) of the nitrogen bases
c)
the color of the nitrogen bases
d)
the frequency (number) of nitrogen bases
43.
Nitrogenous bases are joined by which type of bond?
a)
polar bonds
b)
ionic bonds
c)
covalent bonds
d)
hydrogen bonds
44.
X outlines a(n) ___________.
a)
amino acid
b)
nitrogen base 
c)
nucleotide
d)
nitrogen base pair
45.
What process is shown in the diagram?
a)
replication
b)
transcription
c)
mitosis
d)
translation
46.

Select which nitrogenous bases can be found in RNA. (Select all that apply)

a)

Adenine

b)

Thymine

c)

Uracil

d)

Cytosine

e)

Guanine

47.
A single-base mutation in a messenger RNA molecule could transcribe the DNA sequence CAGTAT into
a)
GTCATA
b)
GUCAUA
c)
GTCUTU
d)
GUAAUA
48.

A, B, and C are the three types of

a)

DNA

b)

RNA

c)

Protein

d)

Enzymes

49.
Changes is DNA sequences that affect genetic information are known as
a)
replications
b)
mutations
c)
transformations
d)
translations
50.
An expressed gene
a)
functions as a promoter
b)
is transcribed into RNA
c)
codes for just one amino acid
d)
is made of mRNA
51.

Select all stages of interphase?

a)

G1

b)

S

c)

G2

d)

Mitosis

52.

Which letter represents Prophase?

a)

A

b)

B

c)

C

d)

D

53.

How many chromosomes will a normal human have after a complete cell cycle?

a)

23

b)

46

c)

47

d)

92

54.

Which best explains why it is dangerous for a cell to become too large?

a)

it may crowd out other cells

b)

its volume exceeds its surface area, making transport difficult

c)

it will be unable to produce enough lipids for its plasma membrane

d)

it will require far less energy than a normal sized cell

55.
What phase does this diagram show?
a)
Interphase
b)
Metaphase
c)
Prophase
d)
Telophase
56.

Select which nitrogenous bases can be found in RNA. (Select all that apply)

a)

Adenine

b)

Thymine

c)

Uracil

d)

Cytosine

e)

Guanine

57.
Which of the following statements about the genetic code is true?
a)
A codon can specify more than one amino acid
b)
Every codon specifies a different amino acid
c)
Some codons specify the same amino acid
d)
Some codons have no function at all
58.

The genetic code in DNA is in the sequence of

a)

nitrogen bases

b)

hydrogen bonds

c)

sugars

d)

phosphate groups

59.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
60.

The process by which the genetic code of DNA is copied into a strand of mRNA is called:

a)

translation

b)

transformation

c)

transcription

d)

replication

61.

Which of the following is a “stop” codon?

a)

AAG

b)

UGC

c)

UGA

d)

UGG

62.
Which type of bond, denoted by the arrows, allows DNA to be readily replicated?
a)
ionic bond
b)
peptide bond
c)
covalent bond
d)
hydrogen bond
63.
The karyotype shows an individual with Edward's Syndrome.  What is the name of the specific disorder?
a)
monomy
b)
trisomy
c)
deletion
d)
translocation
64.

The chromosomal mutation shown in the image is a

a)

deletion

b)

duplication

c)

inversion

d)

translocation

65.

The chromosomal mutation shown in the image is a

a)

deletion

b)

duplication

c)

inversion

d)

translocation

66.

ATT-TGA-GCC- Original

ATT-GAG-CC - Mutated

The example above is an example of a

a)

Insertion- Frameshift

b)

Deletion- Substitution

c)

Deletion -Frameshift

d)

All of the above

67.
If T=Tall & t=short, what is the genotypic ratio?
a)
1:3
b)
3:1
c)
1:2:1
d)
2:2
68.
This punnett square shows a cross between
a)
A hybrid Parent and a Homozygous parent
b)
A heterozygous parent and a heterozygous parent
c)
Two homozygous parents
d)
Two Hybrid Parents
69.
A corn plant heterozygous for tall sprouts mates with a corn plant with short sprouts. If tall sprouts are dominant, how many different phenotypes are possible in the offspring?
a)
1
b)
2
c)
3
d)
4
70.
An offspring will receive how many alleles from each parent to determine a specific trait?
a)
one
b)
two
c)
three
d)
five
71.
Brown fur color is dominant over black fur color. Which of the following is the actual genotype of ALL of the offspring in the next generation of this cross for fur color?
AA x aa
a)
AA
b)
Aa
c)
aa
d)
brown fur
72.

Which 3 organisms have Four walking legs? Select 3

a)

leopard

b)

salamander

c)

turtle

d)

tuna

73.

What is shown ?

a)

embryology

b)

fetalology

74.

Genes that are beneficial to the species will....

a)

evolve a new species

b)

will not be passed down to its' offspring

c)

become more common over time

d)

cause the extinction of a species

75.

Which of the following is not a principle of natural selection?

a)

Competition for resources

b)

Older organisms are more wise

c)

Variation via mutations

d)

Adaptations

76.
A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?
a)
Juniper
b)
Pine
c)
Spruce
d)
Fir
77.

What is the scientific name of this organism?

a)

Procyonidae Procyon

b)

Procyon Lotor

c)

Lotor Procyon

d)

Lotor

78.
The 8 levels of classification, most broad to most specific.
a)
Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
b)
Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
c)
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
d)
Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus
79.

____ and _____ are MOST closely related.

a)

Gorilla, Birds

b)

Rodents, Amphibians

c)

Gorilla, Amphibians

d)

Rodents, Fish

80.

What is the scientific name of this organism?

a)

Canidae Vulpes

b)

Vulpes Ferrilata

c)

Ferrilata Vulpes

d)

Vulpes

81.

All viruses are different, but what are two parts that a virus must have?

a)

Genetic Information (DNA or RNA)

b)

a lipid membrane

c)

a nucleus

d)

a protein coat

82.

Which of these statements is true?

a)

A virus is unicellular, it has only one cell.

b)

A virus may sometimes be multicellular, have many cells.

c)

A virus has no cells

83.

Which of the following is a risk of improperly using antibiotics to treat infections?

a)

Bacteria may become resistant to antibiotics.

b)

Antibiotics increase the rate of infection.

c)

Antibiotics cause other diseases to develop.

d)

Antibiotics only work once.

84.

Archaebacteria (Select all that apply)

a)

Live in extremely harsh environments

b)

are the most common type of bacteria

c)

are ancient bacteria

85.

Name key adaptations of plants that enabled them to survive on land.

a)

cuticle

b)

stomata

c)

pigments

d)

photosynthetic

86.

Which vascular tissue transports water?

a)

xylem

b)

phloem

c)

epidermis

d)

cuticle

87.

This process is when sugar is converted to energy.

a)

Photosynthesis

b)

Cellular Respiration

88.

A fern wilts away when you touch it. This is the result of?

a)

thigmotropism

b)

phototropism

c)

gravitropism

d)

sensitropism

89.

What Biome is also known as the grasslands?

a)

Tropical Rain Forest

b)

Desert

c)

Tundra

d)

Tropical Savanna

90.

These organisms are often not shown in a food chain, but are important for recycling nutrients

a)

producers

b)

decomposers

c)

primary consumers

d)

carnivores

91.

The monkey would be a

a)

decomposer

b)

producer

c)

primary consumer

d)

secondary consumer

92.

What is the greenhouse effect?

a)

It is a phenomenon where the sun’s rays are absorbed by clouds.

b)

It is a phenomenon that occurs when heat escapes into space.

c)

It is when heat is trapped by gases, then sent back to earth’s surface.

d)

It describes the atmosphere’s composition.

93.

90% of the energy that gets lost as you move up a food pyramid or chain gets lost as

a)

pollution to the environment

b)

heat to the environment

c)

energy for decomposers

d)

gets recycled

94.
a)

Circulatory System

b)

Muscular System

c)

Respiratory System

d)

Nervous System

95.

What is the function of the Excretory System

a)

Transportation, digestion, and absorption of food.

b)

Gas Exchange

c)

Controlling and Regulating systems in the body

d)

Removal of wastes from the body

96.

Gathers oxygen from the environment and gets rid of carbon dioxide from the body.

a)

cardiovascular system

b)

respiratory system

c)

endocrine system

d)

lymphatic system

97.

What type of transport is shown?

a)

Passive Transport

b)

Active Transport

98.

What is the definition of FACILITATED DIFFUSION?

a)

Movement of molecules across the cell membrane from an area of high concentration to low concentration

b)

Diffusion of water through a selectively permeable membrane

c)

Movement of molecules across the cell membrane against the concentration gradient

d)

Molecular structure that surrounds the cell and controls what enters and leaves the cell

99.

Which of the following do at least one stage of cellular respiration

a)

plants

b)

animals

c)

bacteria

d)

fungi

100.

Why does the third phosphate in ATP have so much energy stored in the bond?

a)

it is highly unstable

b)

it isn't

c)

it is highly stable

d)

it is moving very fast

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