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Life Science Q03 Exam Review

Total questions: 87

Worksheet time: 2hrs 45mins

Name
Class
Date
1.

The Theory of Evolution was proposed by what scientist?

a)

Charles Darwin

b)

Albert Einstein

c)

Steven Hawking

d)

Isaac Newton

2.
Where the better adapted organisms survive to pass traits along to offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
3.

The theory of evolution by natural selection means that what is changing over time?

a)

The inherited traits of a population.

b)

The speed of a species

c)

Hair color and eye color

d)

Attractive features.

4.
Why are advantageous traits more likely to be passed onto offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they come from dominant alleles.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
5.

What word describes a trait that helps an organism survive in its environment?

a)

natural selection

b)

mutation

c)

camouflage

d)

adaptation

6.
Do organisms "decide" to evolve and change?
a)
Yes, they know they need to change to survive 
b)
No, they change because of natural selection
7.
The trees these moths used to live on were white, but have been covered in soot from coal factories. Which moth will be more successful in this environment?
a)
Dark moth
b)
Light moth
c)
Both will be equally successful
d)
Neither will be successful
8.
Why is the mouse population changing over time?
a)
The light mice can reproduce more successfully than the dark mice
b)
The hawks eat more dark mice than light mice because the dark mice taste better
c)
The hawks eat more light mice than dark mice because they can see the light mice more easily
d)
The hawks eat more dark mice than light mice because they can see the dark mice more easily
9.

These moths are all the same species. The differences between their wings is an example of ________________

a)

Natural Selection

b)

Genetic Variation

c)

Homeostasis

d)

Extinction

10.
Which best describes the role of mutations in natural selection?
a)
Mutations help an organism to better survive in their environment
b)
An organism may acquire a helpful mutation by interacting with the environment
c)
A mutation may result in an adaptive trait that makes an organism more likely to survive and reproduce
d)
Organisms with certain traits are more likely to win competitions for mutations
11.

Natural selection is where ___________ decides which traits should be passed on

a)

Nature

b)

Humans

12.
Mutations are important because they bring about
a)
death of the organism in which they develop
b)
genetic variation needed for a population to evolve
c)
benefits for the individual, not for the population
d)
Hardey-Weinberg equilibrium within a population
13.

Which of the following is a term for a group of similar organisms that can reproduce fertile offspring?

a)

individual

b)

population

c)

species

d)

fossil

14.
Evolution means...
a)
Change over time in a population.
b)
That everything is the same.
c)
That organisms never change.
d)
Negative traits are acquired in populations.
15.

Which of the following is an inherited trait.

a)

A bear searches in a different river than the other bears

b)

A bird has slightly longer wings than most of it's population

c)

A tortoise lives to be 200 years old

d)

A polar bear dies of starvation

16.
When all of the organisms of a species have died it is called
a)
evolution
b)
extinction
c)
adaptation
d)
natural selection
17.
To adjust to a changing environment
a)
Mutation
b)
Adapt
18.

_______ share the same form but different functions; suggests that organisms share a common ancestry

a)

vestigial structures

b)

homologous structures

c)

analogous structures

d)

fossil

19.

Study of developmental stages of various organisms to suggest a common ancestor because of similarities from fertilization to birth

a)

comparative anatomy

b)

embryology

c)

molecular biology

d)

evolution

20.
Two organisms that are closely related would have
a)
very similar DNA sequence
b)
exactly the same DNA sequences
c)
no proteins in common
d)
completely different DNA sequence
21.

If modern organisms have a lot of homologous structures, what inference might paleontologists make about those organisms?

a)

They are reptiles

b)

One organism evolved from the other.

c)

The organisms likely shared a common ancestor

d)

The organisms can breed with one another

22.
Scientists compare organisms' DNA to support the theory that all species share a common _________________
a)
separation
b)
ancestor
c)
population
d)
environment
23.

Recently, scientists have been able to use ___________to find common proteins and amino acids to determine how closely related species are.

a)

DNA

b)

Vestigial structures

c)

Fossils

d)

Homologous structures

24.

What is this an example of?

a)

Homologous structures

b)

Analogous structures

c)

Vestigial organs

d)

Functional adaptations

25.

What conclusions can be made based on this table shown?

a)

the American black bear and the giant panda are most closely related

b)

the giant panda and the red panda are most closely related

c)

the red panda and the racoon are the most closely related

d)

the giant panda and the racoon are most closely related

26.

The picture shows the members of the Camelidae family. The physical features and the geographical origin of these animals provide evidence that they

a)

live in the same type of environment.

b)

have slowly evolved to become herbivores.

c)

likely have a common ancestor.

d)

exchanged DNA in the past.

27.

The image suggests that whales and hippopotamuses shared a common ancestor. When did these ancestors live?

a)

25-35 million years ago

b)

50-60 million years ago

c)

60-75 million years ago

d)

75 million years ago or more

28.

Which of the following is NOT a Biological Evidence of Evolution?

a)

Fossils

b)

Embryology

c)

Comparative Anatomy

d)

Molecular Biology

29.

Butterflies taste with their legs while humans taste with their tongues. In this way, butterfly legs and human tongues are ______________ structures

a)

homologous

b)

analogous

c)

vestigial

d)

extinct

30.

What does the picture suggest?

a)

Horses appeared up to a million years ago and did not have any ancestors before that time

b)

Between 55 and 50 million years ago there weren't any animals that could be considered related to horses

c)

The modern horse is related to extinct species

d)

The hyracotherium is the same species as the modern horse

31.

Whales have pelvic bones. What type of structure does this best represent?

a)

Homologous

b)

Analogous

c)

Vestigial

d)

Transitional

32.
A person with AIDS is likely to develop infectious diseases because the virus that causes AIDS
a)
destroys cancerous cells
b)
damages the immune system
c)
increases the rate of antibody production
d)
increases the rate of microbe destruction
33.
How could you describe the size of a virus?
a)
Smaller than bacteria
b)
Larger than a parasite
c)
About the size of a dime
d)
Smaller than a proton
34.
What does a virus have on the inside?
a)
DNA, but never RNA
b)
RNA but never DNA
c)
DNA or RNA
d)
neither DNA or RNA
35.
A tiny, nonliving particle that invades and then reproduces inside a living cell.
a)
host cell
b)
bacteria
c)
virus
d)
pathogen
36.
Living cell in which a virus can actively multiply.
a)
host cell
b)
microbe
c)
infection
d)
fungi
37.

Which of the following is true for both bacteria and viruses?

a)

both contain genetic material

b)

can be killed using antibiotics

c)

have a cell membrane

d)

have a protein coat

38.

Which statement is true about viruses?

a)

Viruses can eat and metabolize food.

b)

Viruses can reproduce only using a host cell.

c)

Viruses can reproduce on their own at any time.

d)

Viruses contain DNA, so they are alive.

39.

The use of what modern technology has cause the rise in resistant bacteria

a)

vaccines

b)

antibiotics

c)

fertilizers

d)

solar panels

40.

What type of cells contain a nucleus?

a)

bacterial cells

b)

virus cells

c)

prokaryotic cells

d)

eukaryotic cells

41.

A bacterium reproduces asexually by dividing to form two new bacterial cells. What is the name of the process by which bacteria reproduce?

a)

meiosis

b)

mitosis

c)

budding

d)

binary fission

42.

Which of the following is a risk of overusing 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.

43.

Which of the following is true?

a)

Viruses and bacteria are both prokaryotes.

b)

Bacteria are eukaryotes and viruses are prokaryotes.

c)

Some bacteria are prokaryotes and some are eukaryotes.

d)

All bacteria are prokaryotes.

44.
What helps prevent viral diseases?
a)
Vaccines
b)
Antibiotics
c)
Herbal tea
d)
Gene Therapy
45.

Can a virus be cured with antibiotics?

a)

yes

b)

no

46.

A viral infection that weakens a person's immune system for the rest of their life is..

a)

strep throat

b)

HIV/AIDS

c)

tuberculosis

d)

the plague

47.

Which is most often used to destroy bacteria?

a)

vaccine

b)

antibiotics

c)

vitamins

d)

water

48.
The whiplike tail on some bacteria that help them move
a)
Nucleoid
b)
Pili
c)
Flagella
d)
Cilia
49.
Which statement about bacteria is true?
a)
All bacteria are prokaryotes
b)
All bacteria are eukaryotes
c)
All bacteria are autotrophs
d)
All bacteria are heterotrophs
50.

Which of the following is a true statement about bacteria?

a)

Bacteria exist in only a few environments on earth

b)

Bacteria can grow to extremely large sizes

c)

Most bacteria are harmful to humans

d)

Bacteria can be both harmful and helpful to humans

51.

Another word for remediated is...

a)

break

b)

re-arrange

c)

fixed

d)

put together

52.

What is bio-remediation?

a)

Process where organic things are used to break down pollution

b)

When you use biology to meditate

c)

When you amend biological things

d)

Process where you watch bacteria break things down

53.
Which statement about bacteria is true?
a)
Bacteria help you breath
b)
Bacteria help you digest your food
c)
Bacteria help add carbon dioxide to the atmosphere
d)
All bacteria need sunlight to make food
54.
How does pasteurization make food safe to eat?
a)
It changes dangerous chemicals in the food into safer chemicals
b)
It encourages the growth of important gut-bacteria
c)
It heats the food enough to kill all bacteria
d)
It causes milk to sour and turn into butter
55.
A disease causing organism
a)
pathogen
b)
poison
c)
vaccine
56.
True or False: Some types of bacteria eat and clean up oil spills
a)
True
b)
False
57.
 Bacteria that help break down dead material in the environment are called 
a)
vaccines
b)
decomposers
c)
oats
58.
Bacteria are only found in dirty places
a)
True
b)
False
59.
Live bacteria are found in milk, cheese and yogurt
a)
True
b)
False
60.

Most bacteria are

a)

Harmful

b)

Helpful

c)

Begnin

d)

Cancer

61.

What is the process where bacteria turns Nitrogen gas from the atmospheres into usable compounds?

a)

nitrogen composition

b)

nitrogen fixation

c)

ammonia

d)

denitrification

62.

A/an ________ is an injection of a weakened form of a pathogen to help the individual gain immunity from a disease.

a)

Virus

b)

Vacuum

c)

Vaccine

d)

Antibiotic

63.

Which of these is NOT a sign that the body is fighting a pathogen?

a)

Fever

b)

Bleeding

c)

Coughing

d)

Sneezing

64.

You are a doctor and Little Billy is in your office with the flu. His mother wants you to prescribe an antibiotic. Which would be the best response?

a)

"Absolutely, get that kid an antibiotic!"

b)

"Actually, he just needs to take a painkiller."

c)

"Unfortunately, antibiotics do not work against viruses like the flu."

d)

"Give him a vaccine and he will feel better right away!"

65.

Which of these viruses attacks bacteria?

a)

Bacteriavirus

b)

Bacteria-eater

c)

Bacteria-muncher

d)

Bacteriophage

66.

If you had the chance to be a volunteer subject to test a COVID-19 vaccine, would you do it? (Note: you would be injected with an experimental vaccine)

a)

Absolutely!

b)

No way!

c)

I'd have to think about it...

67.

Why is it important for people to understand whether a virus is spread through the air or through direct contact with bodily fluids?

a)

To prevent it from being spread to new hosts

b)

So that people can identify the virus

c)

So that the food supply is not disturbed

d)

To create immunities in the population

68.

A virus that is inactive and becomes part of the host cell´s DNA.

a)

Active

b)

Latent

c)

Sleeping

d)

Angry

69.

Studying relationships between organism by comparing their genes and proteins

a)

Molecular Biology

b)

Comparative Anatomy

70.

Which of the following is NOT a characteristic of seed plants?

a)

They have highly developed vascular tissue.

b)

They can only survive in moist environments.

c)

They use pollen to reproduce.

d)

They use seeds to reproduce.

e)

They have true roots, stems and leaves.

71.

The fruit in the picture is adapted for...

a)

Dispersal by wind

b)

Dispersal by animals

c)

Dispersal by water

d)

Mechanical dispersal

72.

The fruit in the picture is adapted for...

a)

Dispersal by wind

b)

Dispersal by animals

c)

Dispersal by water

d)

Mechanical dispersal

73.

Seed plants are classified into two groups: gymnosperms and angiosperms.

a)

True

b)

False

74.

What is part 2?

a)

root

b)

leaves

c)

fruit

d)

stem

75.

The function of the leaves is to:

a)

absorb sunlight and make food (photosynthesis)

b)

absorb water and nutrients from the soil

c)

keep the plant upright and take water and nutrients to the rest of the plant

d)

produce seeds

76.

The function of the stem is to:

a)

absorb sunlight and make food (photosynthesis)

b)

absorb water and nutrients from the soil

c)

keep the plant upright and take water and nutrients to the rest of the plant

d)

produce seeds

77.

The function of the root is to:

a)

absorb sunlight and make food (photosynthesis)

b)

absorb water and nutrients from the soil

c)

keep the plant upright and take water and nutrients to the rest of the plant

d)

produce seeds

78.

Seedless vascular plants reproduce by...

a)

Seeds

b)

Spores

c)

Pollen

d)

Rhyzoid

79.

This is a...

a)

fern

b)

liverwort

c)

hornwort

d)

club moss

e)

horsetail

80.

Plants that have tube-like tissues inside them to transport water and nutrients are called

a)

vascular plants`

b)

nonvascular plants

c)

rhizoids

d)

conifers

81.

This is a ...

a)

Nonvascular plant

b)

Vascular plant

82.
a)

Vascular Flowering

b)

Vascular Seedless

c)

Vascular Nonflowering

d)

Non-Vascular

e)

I don't know

83.
a)

Vascular Flowering

b)

Vascular Seedless

c)

Vascular Nonflowering

d)

Non-Vascular

e)

I don't know

84.

What does a fleshy fruit protect?

a)

cones

b)

petals

c)

seeds

d)

stamens

85.

The distinction between the Angiosperm plant and Gymnosperm plant are following:

a)

Gymnosperm plant have covered seed and Angiosperm plants have uncovered seed.

b)

They are exactly the same

c)

Gymnosperm plant are coniferous trees and shrubs and Angiosperm plants are fruit bearing plants.

d)

Only Angiosperm plants can reproduce via spores.

86.
In which way are photosynthesis and cellular respiration different?
a)
Cellular respiration stores ATP, while photosynthesis releases ATP.
b)
Cellular respiration produces oxygen, while photosynthesis uses oxygen.
c)
Photosynthesis releases energy, while cellular respiration stores energy.
d)
Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.
87.
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

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