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Classification of Life Exam Review

Total questions: 62

Worksheet time: 33mins

Name
Class
Date
1.

What is one way animals maintain homeostasis?

a)

By reproducing cells in an uncontrolled way

b)

By eliminating waste through the cell membrane

c)

By using sunlight to make food

d)

By breaking down water to make oxygen

2.

How do some cold-blooded animals keep their bodies at a constant temperature in cooler environments?

a)

By generating their own heat

b)

By heating themselves in sunlight

c)

By breaking down water and glucose

d)

By shivering

3.

Which of the following helps plants maintain homeostasis?

a)

Hibernation

b)

Shivering

c)

Sweating

d)

Photosynthesis

4.
Which process maintains homeostasis by replacing cells that die or get damaged?
a)
Cell division
b)
Cell respiration
c)
Excretion
d)
Photosynthesis
5.

Which of the following best defines homeostasis?

a)

Forming identical cells

b)

Breaking down glucose

c)

Maintaining stable internal conditions

d)

Increasing an organism's temperature

6.

Which of the following best explains why cells remove waste?

a)

To create energy

b)

To form identical cells

c)

To break down glucose

d)

To maintain homeostasis

7.

Which of the following is the process by which organisms use oxygen to break down glucose to maintain homeostasis?

a)

Cell division

b)

Cellular respiration

c)

Excretion

d)

Photosynthesis

8.
What is one way homeostasis benefits living organisms?
a)
It maintains balance.
b)
It reduces air pollution.
c)
It increases food consumption.
d)
It regulates atmospheric temperature.
9.

Patrick wrote the following examples of homeostasis: Which example is not correct?

a)

Example 1: An athlete sweats and pants after running a race

b)

Example 2: Animal fur stands erect during cold weather

c)

Example 3: Blankets are used to keep warm in winter

d)

Example 4: The hair on our skin stands up straight when we feel cold

10.
Which of the following is an example of homeostasis?
a)
Humans shiver when it is very cold.
b)
We cover ourselves with a blanket when it is cold.
c)
We take a shower to keep the body temperature low.
d)
An air conditioner keeps the body at a normal temperature.
11.

Which of these is a correct example of homeostasis?

a)

Example 1: An electric blanket provides warmth when it's cold

b)

Example 2: The kidney and other organs remove waste from the human body

c)

Example 3: Some animals migrate to find food

d)

Example 4: Power plants provide electricity for homes

12.
Which of the following is an example of homeostasis?
a)
The lungs of animals excrete carbon dioxide.
b)
The beaks of some birds are hooked in shape.
c)
We feel cooler when we stand under the shade of a tree.
d)
We feel warmer when all the windows are shut on a cold night.
13.

Which term represents the time in between cell divisions?

a)

Cytokinesis

b)

Interphase

c)

Metaphase

d)

Mitosis

14.

Which term represents the process of nuclear division in a cell?

a)

Cytokinesis

b)

Interphase

c)

Mitosis

d)

Synthesis

15.
Which term represents the stage when the cytoplasm of a cell divides?
a)
Cytokinesis
b)
Interphase
c)
Mitosis
d)
Prophase
16.

Which phase of the cell cycle comes before the prophase stage of mitosis?

a)

Anaphase

b)

First gap

c)

Synthesis

d)

Second gap

17.

Which of the following best matches the phase in cell division and the event that takes place during the phase?

a)

Prophase : Chromosomes are replicated

b)

Prophase : Fibers form the mitotic spindle

c)

Telophase : Centromere of each chromosome splits

d)

Telophase : Each chromosome attaches to a spindle fiber

18.

Which takes place after the centromere splits and paired chromosomes separate and shift to opposite sides of the cell?

a)

Anaphase

b)

Metaphase

c)

Prophase

d)

Telophase

19.

Which level of organization in the classification system is directly above the phylum level?

a)

Class

b)

Domain

c)

Kingdom

d)

Order

20.

Which level of organization in the classification system is directly above the class level?

a)

Domain

b)

Family

c)

Kingdom

d)

Phylum

21.

Which level of organization in the classification system is directly above the genus level?

a)

Domain

b)

Family

c)

Kingdom

d)

Phylum

22.
Which level of organization in the classification system is directly above the family level?
a)
Order
b)
Domain
c)
Phylum
d)
Species
23.

Where would you most likely find an organism that belongs to the domain Bacteria?

a)

Acidic waters

b)

Hot springs

c)

Moldy bread

d)

Yogurt

24.
Where would you most likely find an organism that belongs to the domain Archaea?
a)
Hot springs
b)
Human gut
c)
Moldy bread
d)
Yogurt
25.

Which of the following is a characteristic of the fungus kingdom?

a)

All are single-celled

b)

Make their own food

c)

Cell nucleus is absent

d)

Have eukaryotic cells

26.

Which of the following is a characteristic of the plant kingdom?

a)

All are single-celled

b)

Make their own food

c)

Cell nucleus is absent

d)

Can change their location

27.

Based on this chart, which pair of organisms are most closely related?

a)

Insect and rabbit

b)

Cat and rabbit

c)

Insect and fish

d)

Cat and wolf

28.

Based on the chart, how are insects and dogs related?

a)

They belong to the same kingdom but different phyla.

b)

They belong to the same domain but different kingdoms.

c)

They belong to the same kingdom and phylum.

d)

They belong to the same domain and phylum.

29.

Based on this chart, which pair of organisms are most closely related?

a)

Cat and dog

b)

Cat and rabbit

c)

Wolf and dog

d)

Wolf and jackal

30.

Based on the chart, how are fish and dogs related?

a)

They belong to the same kingdom but different phyla.

b)

They belong to the same phylum but different classes.

c)

They belong to the same kingdom and class.

d)

They belong to the same phylum and class.

31.

Bees and flowers both belong to the domain Eukarya. Using this information, how are bees and flowers similar?

a)

Both must belong to the same kingdom as well.

b)

Both are made of cells that contain a nucleus.

c)

Both are made of cells without any membranes.

d)

Both are some of the oldest types of organisms found on Earth.

32.

Chimpanzees belong to the animal kingdom, and mushrooms belong to the fungus kingdom. What do they have in common?

a)

Both are heterotrophs.

b)

Both are prokaryotes.

c)

Both are autotrophs.

d)

Both are unicellular.

33.

Both algae and amoeba are in the domain Eukarya. Which of the following characteristics do they most likely share?

a)

They both belong to the plant kingdom.

b)

They both have cells with no nucleus.

c)

They both have cells with membrane-bound organelles.

d)

They both belong to the animal kingdom.

34.

Both a grizzly bear and a slime mold are made of one or more cells that contain a nucleus. What do they have in common?

a)

They are both in the domain Archaea.

b)

They are both in the domain Bacteria.

c)

They are both in the domain Eukarya.

d)

They are both in the domain Animalia.

35.

What kind of information you can get about the organism from its scientific name?

a)

The organisms's favorite movie

b)

The organism's Genus and Species

c)

The organism's horoscope

d)

The organism's weekend plans

36.

What is the literal meaning of the term "Binomial Nomenclature?"

a)

The Name Game

b)

Twice named Twice shy

c)

Two-named Naming System

d)

Two-sided Names

37.

Before the the microscope, there were two kingdoms. Now there are 6. What characteristic of science does this show?

a)

It is permanent.

b)

It is changeable.

c)

It is always accurate.

d)

It is open to new evidence

38.
Organisms were orignally sorted into plants or animals. Now we have more. What characteristic of science does this show?
a)
It is permanent.
b)
It is based on opinions.
c)
It is based on predictions.
d)
It is open to new evidence.
39.
Carl Woese introduced the concept of domains in the 20th century. Which characteristic of science does this highlight?
a)
It can be modified.
b)
It is based on predictions.
c)
It has only a single interpretation.
d)
It will remain the same over years.
40.

Using the microscope, we now sort microorganisms into categories. What characteristic of science does this show?

a)

It changes with common beliefs.

b)

It changes with new evidence.

c)

It is fixed, since it follows the scientific method.

d)

It is fixed, since it is based on experimentation.

41.

How was Linnean classification impacted after the invention of the microscope?

a)

Four more domains were introduced.

b)

Many unidentified trees were classified.

c)

Four more kingdoms were introduced.

d)

Many unidentified large animals were classified.

42.

1990's Scientists showed that Archaea and Bacteria are different. How did this impact the classification system of organisms?

a)

The levels of classification decreased.

b)

The levels of classification increased.

c)

The trinomial nomenclature was introduced.

d)

The binomial nomenclature was introduced.

43.
Scientists can use genetic information to classify species. What is the likely impact on the classification system?
a)
The existing classification system may change
b)
The existing classification system will be replaced completely.
c)
Organisms would be classified based only on their mode of nutrition.
d)
Organisms would be classified based only on physical characteristics.
44.
Scientists can use genetics to find out more about evolutionary history. How might this impact classification?
a)
Organisms once thought to be unrelated may be found to be related.
b)
Mode of nutrition of some organisms may change.
c)
Organisms that do not have a backbone may develop one.
d)
All multicellular organisms may be found to be prokaryotes.
45.

Which of the following can be used to find the identity of an unknown organism?

a)

Branching tree

b)

Derived shared characteristic

c)

Cladogram

d)

Taxonomic key

46.
Which of the following shows the evolutionary relationships between organisms?
a)
Branching tree diagram
b)
Binomial nomenclature
c)
Three-domain classification
d)
Taxonomic key
47.

Which of the following would be used to show the order that specific traits evolved in a group of organisms?

a)

Binomial nomenclature

b)

Branching tree diagram

c)

Six kingdom classification

d)

Taxonomic key

48.

Which of the following would help you find the common ancestor for two related species?

a)

Scientific name

b)

Six kingdom classification

c)

Evolutionary tree

d)

Taxonomic key

49.

Which group of organisms came before marsupials?

a)

Only dogs

b)

Only reptiles

c)

Both cats and dogs

d)

Both amphibians and reptiles

50.

Which group of organisms evolved after dogs?

a)

Only cats

b)

Only marsupials

c)

Both cats and marsupials

d)

Both amphibians and reptiles

51.

Which group of organisms evolved before reptiles?

a)

Only marsupials

b)

Only amphibians

c)

Both marsupials and dogs

d)

Both amphibians and marsupials

52.

Which of the following organisms evolved after amphibians?

a)

Only cats

b)

Only reptiles

c)

Only marsupials and cats

d)

Reptiles, marsupials, dogs, and cats

53.

Which organism is shown in the image?

a)

Centipede

b)

Millipede

c)

Mite

d)

Spider

54.

Which organism is shown in the image?

a)

Millipede

b)

Mite

c)

Scorpion

d)

Tick

55.

Which organism is shown in the image?

a)

Millipede

b)

Spider

c)

Scorpion

d)

Tick

56.

Which shared derived characteristic do reptiles, marsupials, and dogs have?

a)

Amniotic egg

b)

Fur

c)

Retractable claws

d)

Shearing teeth

57.

Which characteristic is present in marsupials but absent in reptiles?

a)

Amniotic egg

b)

Four limbs

c)

Fur

d)

Retractable claws

58.

Which characteristic is shared by the greatest number of organisms?

a)

Amniotic egg

b)

Four limbs

c)

Fur

d)

Retractable claws

59.

Which characteristic is shared by the least number of organisms?

a)

Amniotic egg

b)

Four limbs

c)

Shearing teeth

d)

Retractable claws

60.

Where in the branching tree would you most likely write mammary glands and hair?

a)

2

b)

1

c)

4

d)

5

61.

What is a shared derived characteristic that frogs and pigeons have?

a)

Lives on land during all life stages

b)

Fur

c)

Walks on two legs

d)

Four limbs

62.

Where in the branching tree would you most likely write "lives on land during all life stages"?

a)

1

b)

2

c)

3

d)

4

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