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Semester 1 Review

Total questions: 100

Worksheet time: 2hrs 32mins

Name
Class
Date
1.

Which is the correct order for levels of organization from simple to complex?

a)

cell, organ , tissue, organ system, organism

b)

organism, organ system, tissue, cell, organ

c)

cell, tissue, organ, organ system, organism

d)

organ, tissue, cell, organism, organ system

2.
What are the ecological levels of organization from smallest to the largest?
a)
organism, population, community, ecosystem, biome, biosphere
b)
organism, community, population, ecosystem, biome, biosphere
c)
organism, population, community, biome, ecosystem, ecosphere.
d)
organism, community, population, biome, ecosystem, ecosphere
3.
What is it called when you have groups of different populations along with their abiotic factors?
a)
An organism
b)
A population
c)
A community
d)
An ecosystem
4.
Most desert plants have spines. How does this adaptation help them survive in a harsh environment?
a)
The spines capture water
b)
The spines make it colder
c)
The spines will make it rain
d)
The spines will protect the plant from animals that want to eat it
5.
Structures or behaviors that help an
organism survive in its surroundings
a)
adaptations
b)
inherited traits
c)
learned behaviors
d)
structural behaviors
6.
The direction of the flow of energy in a food web is represented by ___.
a)
Light bulbs
b)
Dotted Lines
c)
Arrows
d)
Bubbles
7.
Which of these is an example of an autotroph?
a)
Sunflower
b)
Krill
c)
Leopard
d)
Hummingbird
8.
Consumer that eats plants
a)
heterotroph
b)
herbivore
c)
producer
d)
community
9.
Which of the following is NOT a consumer
a)
grass
b)
dog
c)
shark
d)
fish
10.
A connection of food chains with many food energy paths in an ecosystem is a ____________
a)
ecosystem
b)
food web
c)
environment
11.
What percentage of energy is passed on to each tropic level?
a)
10%
b)
50%
c)
90%
d)
100%
12.
In the energy pyramid here, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
13.
If these organisms were arranged in a food pyramid, which organism would have the least amount of total energy available?
a)
coyote
b)
insect
c)
lizard
d)
shrub
14.

What does the decomposer do?

a)

Eat dead animals

b)

Eat dead plants

c)

Return nutrients back to the

environment

d)

All of the above

15.
In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?
a)
80%
b)
90%
c)
10%
d)
20%
16.
Barnacles create home sites by attaching themselves to whales. This relationship neither harms nor benefits the whales. 
a)
parasitism
b)
commensalism
c)
mutualism
17.
Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds. Both species benefit. 
a)
parasitism
b)
commensalism
c)
mutualism
18.
Mistletoe extracts water and nutrients from a spruce tree. The spruce tree is harmed. 
a)
parasitism
b)
commensalism
c)
mutualism
19.
Orchids grow inside a bromeliad plant. The orchid obtains water and nutrients from the bromeliad, but does not help or harm it.
a)
parasitism
b)
commensalism
c)
mutualism
20.

What is the role of the pioneer species in Primary Succession?

a)

To kill any remaining organisms from before the disturbance

b)

To break down rock and rebuild soil

c)

To provide food for large animals

d)

To put fresh oxygen into the air

21.

The picture shows what type of succession?

a)

primary

b)

secondary

c)

tertiary

d)

quadanary

22.

Succession type?

a)

primary succession

b)

secondary succession

c)

tertiary succession

d)

variable succession

23.
TRUE or FALSE?
All of the carbon in existence is continually recycled in the carbon cycle.
a)
True
b)
False
24.
Which of the following removes carbon from the atmosphere?
a)
Combustion
b)
Respiration
c)
Photosynthesis
d)
Death
25.

What converts nitrogen gas into a usable form for plants and animals?

a)

bacteria

b)

rain

c)

fungi

d)

car exhaust

26.
What biomolecule do enzymes belong to? 
a)
Carbohydrate
b)
Lipid
c)
Nucleic Acid
d)
Protein
27.
Which biomolecule is a main source of quick energy?
a)
Nucleic Acid
b)
Protein
c)
Lipid
d)
Carbohydrate
28.
Which biomolecule is found in fats, oils, and waxes and is a source of long-term energy? 
a)
Proteins
b)
Nucleic Acid
c)
Lipids
d)
Carbohydrate
29.
What is the function of a nucleic acid?
a)
Stores genetic information
b)
Stores energy
c)
Quick source of energy
d)
Builds structures
30.
Which biomolecule is made of nucleotides and contain you DNA?
a)
Carbohydrate
b)
Lipids
c)
Protein
d)
Nucleic Acid
31.

Which biomolecule helps form muscles?

a)

Nucleic Acid

b)

Carbohydrate

c)

Protein

d)

Lipids

32.
Which biomolecule is responsible for insulation and energy storage?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
33.
Which biomolecule has sugars and starches?
a)
Lipids
b)
Proteins
c)
Carbohydrates
d)
Nucleic Acid
34.
The monomer of a lipid is called...
a)
a nucleotide
b)
a monosaccharide
c)
an amino acid
d)
a fatty acid
35.
The monomer of a protein is called...
a)
an amino acid
b)
a monosaccharide
c)
a fatty acid
d)
a nucleotide
36.
The monomer of a nucleic acid is called... 
a)
an amino acid
b)
a fatty acid
c)
a monosaccharide
d)
a nucleotide
37.
The monomer of a carbohydrate is called...
a)
a monosaccharide
b)
a fatty acid
c)
an amino acid
d)
a nucleotide
38.
Which biomolecule includes sugars and starches? (Hint: simple or complex)
a)
Lipids
b)
Proteins
c)
Carbohydrates
d)
Nucleic Acids
39.
ALL polymers (large molecules) are made up of...
a)
monosaccharides
b)
monomers
c)
proteins
d)
None of these
40.
What is the purpose  of an enzyme?
a)
give permission for the reaction
b)
raise activation energy
c)
speed up reactions
d)
control how many reactions occur
41.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
42.

Letter D is what?

a)

active site

b)

enzyme

c)

substrate

d)

products

43.

Letter B is what?

a)

active site

b)

enzyme

c)

substrate

d)

products

44.

Letter C is what?

a)

active site

b)

enzymes

c)

substrate

d)

products

45.

Letter E is what?

a)

active site

b)

enzyme

c)

substrate

d)

products

46.
An enzyme speeds up a reaction by
a)
lowering the activation energy.
b)
raising the activation energy.
c)
releasing energy.
d)
absorbing energy.
47.
Which of these is NOT true?
a)
Enzymes can denature (change shape) when the temperature gets too high.
b)
Enzymes can only be used once in a chemical reaction. 
c)
Extreme pH can denature enzymes.
d)
Enzymes speed up chemical reactions. 
48.
One example of a prokaryote is a...
a)
fungus
b)
bacteria
c)
animal
d)
plant
49.
Has membrane bound organelles
a)
Prokaryote
b)
Eukaryote
c)
both
50.
Where is the DNA found in a prokaryotic cell? 
a)
floating around in the cytoplasm 
b)
in the nucleus 
c)
in the ribosomes
d)
attached to the cell membrane
51.
Where is the DNA found in a eukaryotic cell? 
a)
floating around in the cytoplasm 
b)
in the nucleus 
52.
Is a virus considered living or non-living?
a)
Living
b)
Non-Living
c)
Neither
53.
What is the first step of the virus reproduction cycle?
a)
The viruses genetic material (DNA) starts to take over the functions of the cell
b)
The host cell bursts open, releasing the new viruses
c)
The virus injects its genetic material into the cell
d)
A virus attaches to the surface of a host cell
54.
What do viruses need to reproduce?
a)
they need genetic material
b)
They need a host cell
c)
They need  bacteria
d)
They need insulin
55.

The cell membrane is also called the

a)

plasma membrane

b)

cell wall

c)

membrane bound

d)

endoplasmic reticulum

56.

According to the picture, A represents the _________?

a)

Phospholipid bilayer

b)

Nuclear Membrane

c)

Cell Wall

d)

Protein

57.

Property that allows certain things into and out of the cell

a)

Semi-permeable

b)

Endocytosis

c)

Exocytosis

d)

Hydrophilic

58.

Cell that is regulating its internal conditions

a)

Phospholipid

b)

Endocytosis

c)

Exocytosis

d)

Homeostasis

59.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
60.
What is the difference between active and passive transport?
a)
Active does not need energy and passive uses ATP (energy)
b)
Active uses ATP (energy) and passive does not need energy
c)
Active stores transport proteins and passive releases 
d)
Active uses hormones and passive does not 
61.
What is homeostasis?
a)
How the body releases oxygen
b)
Passive transportation 
c)
How the body regulates itself for survival (keeping a stable internal environment)
d)
Active transport
62.

Which process requires cellular energy to move molecules across the cellular membrane from a region of low concentration to a region of higher concentration?

a)

active transport

b)

diffusion

c)

osmosis

d)

hydrolysis

63.

Which process does not require the use of cellular energy to transport materials into or out of a cell?

a)

cellular respiration

b)

active transport

c)

passive transport

d)

vacuole

64.
a)
Passive Transport
b)
Active Transport
65.
Solutes move against the concentration gradient
a)
Passive Transport
b)
Active Transport
66.
The function of the plasma membrane is....
a)
to regulate what enters and leaves the cell.
b)
fight bacteria and viruses that enter the cell.
c)
provide rigid support and protection to the cell.
d)
make sure each cell can move
67.
The cells seem to be shriveled and dehydrated what type of solution are they most likely in?
a)
Hypertonic
b)
Isotonic
c)
Hypotonic
68.

when water moves out of a cell

a)

hypotonic

b)

hypertonic

c)

isotonic

69.

when water moves in and out of a cell at equal rates

a)

hypotonic

b)

hyperotnic

c)

isotonic

70.

What are the reactants for Cell Respiration?

a)

CO2 + H20

b)

C6H12O6 + CO2

c)

C6H12O6 + O2

d)

CO2 + H20 + 38 ATP

71.

What are the products for Cell Respiration?

a)

CO2 + H20

b)

C6H12O6 + CO2

c)

C6H12O6 + O2

d)

CO2 + H20 + 38 ATP

72.
In what organelle does cell respiration take place?
a)
Mitochondria
b)
Chloroplast
c)
Golgi Apparatus
d)
Nucleus
73.
Which of these correctly lists the reactants of cellular respiration?
a)
glucose and oxygen
b)
carbon dioxide and water
c)
ATP and carbon dioxide
d)
water and glucose
74.
The main purpose of Cellular Respiration is to
a)
make carbon dioxide
b)
make water
c)
make glucose
d)
make ATP
75.
How are cellular respiration and photosynthesis related, in terms of energy?
a)
The energy captured in photosynthesis is used to power cellular respiration.
b)
The energy transformed in cellular respiration is used to power photosynthesis.
c)
Photosynthesis and respiration perform the same task in terms of energy transformation.
d)
Energy is not involved in either photosynthesis or cellular respiration.
76.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
77.

Which organelle is responsible making food (Glucose) using sunlight?

a)

Ribosomes

b)

Nucleus

c)

Chloroplast

d)

Mitochondria

78.

Select all that are reactants for Photosynthesis.

a)

Water

b)

Carbon Dioxide

c)

Oxygen

d)

Sunlight (Light Energy)

e)

Glucose (Sugar/food)

79.

Select all that are products of Photosynthesis.

a)

Water

b)

Carbon Dioxide

c)

Oxygen

d)

Sunlight (Light Energy)

e)

Glucose (Sugar/food)

80.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants do not require energy to perform photosynthesis.
81.
What is the chemical formula for glucose?
a)
C6H12O6
b)
C6H6O12
c)
C12H6O12
d)
C6O2H6
82.

Which is the correct formula for photosynthesis?

a)

CO2 + H2O + sunlight --> C6H12O6 + O2

b)

sunlight + CO2 --> C6H12O6 + O2 + H2O

c)

C6H12O6 + O2 --> (in sunlight) CO2 + H2O

d)

CO2 + H2O --> C6H12O6 + O2 + sunlight

83.

This is a picture of a

a)

Monosaccaride

b)

Nucleotide

c)

Nucleic Acid

d)

Plasma Membrane

84.

Is the DNA of one organism the same sequence (order) as other organisms?

a)

Yes

b)

No

85.

What does "common genetic code" mean in Biology?

a)

only some organisms have DNA

b)

the order of DNA base sequences are the same in organisms

c)

All organisms have the same building blocks of DNA (nucleotides), just in different sequences (orders)

86.

What are the four nucleotides/ found in DNA?

a)

Athane, Guathane, Cythane, Thythane

b)

Adennate, Guannate, Cytosate, Thymate

c)

Adenine, Guanine, Cytosine, Thymine

d)

none of these

87.

The monomer of DNA (nucleotide) contains a sugar, phosphate, and _______.

a)

oxygen

b)

amino acid

c)

lipid

d)

nitrogenous base

88.

In what process is mRNA synthesized?

a)

Transcription

b)

Translation

c)

DNA Replication

d)

Mitosis

89.

Where does TRANSCRIPTION occur?

a)

Nucleus

b)

Ribosome

c)

Cytoplasm

d)

Mitochondria

90.

A polypeptide is a sequence of ____________________ held together by a ______________ bond.

a)

amino acids; peptide

b)

fatty acids; ionic

c)

proteins; hydrogen

d)

fatty acids; covalent

91.

TRANSCRIBE this DNA sequence: TACGTTACT

a)

AUGCAAUGA

b)

ATGCAATGA

c)

AUGGATUGA

d)

TACGTTACT

92.
What process is going on in this photo? 
a)
Transcription 
b)
Translation 
c)
Replication 
d)
All the above 
93.

Which of the following are differences in the structure between RNA and DNA

a)

DNA uses deoxyribose sugar, RNA uses sugar ribose

b)

DNA pairs Adenine with Uracil, RNA pairs Adenine with Thymine

c)

DNA is a double helix, RNA is a single helix

d)

DNA pairs Adenine with Thymine, RNA pairs Adenine with Uracil

94.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

95.

Which phrase best describes translation?

a)

converts mRNA into a protein

b)

catalyzes bonds between amino acids

c)

produces RNA from DNA molecules

d)

recycles tRNA molecules for reuse

96.
Which process?
a)
mutation
b)
transcription
c)
respiration
d)
translation
97.

What is a mutation?

a)

The specific sequence of bases in a molecule of DNA

b)

A change in the genetic material of a cell

c)

The process by which a molecule of DNA make a copy of itself

d)

The perfect replication of DNA molecule

98.
Normal-
AGA-TTC-ATA-GCG
Mutant-
AGA-TTC-AAT-AGC-G
a)
deletion frameshift
b)
insertion frameshift
c)
substitution
d)
nonsense
99.

What type of mutation is shown in the diagram?

a)

Point mutation - missense

b)

Frameshift Mutation - deletion

c)

Frameshift Mutation - addition

d)

Point mutation - nonsense

100.

A point mutation where one nucleotide base replaces an original nucleotide base

a)

Inversion Mutation

b)

Chromosomal Mutation

c)

Translocation

d)

Substitution Mutation

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