Go to: Midterm II | Final

Since it is a 400-level class, I assume that you have the prior background in first (and second) year Geology classes. Note that I have separated all Protistans related questions into a separate exam database (second quiz).

Geology (GLGY 491-UCAL) Midterm I General

Please wait while the activity loads.
If this activity does not load, try refreshing your browser. Also, this page requires javascript. Please visit using a browser with javascript enabled.

If loading fails, click here to try again

Some questions have hints and explanations. Click Start to begin.

Start

Congratulations - you have completed Geology (GLGY 491-UCAL) Midterm I General.

You scored %%SCORE%% out of %%TOTAL%%.

Your performance has been rated as %%RATING%%

Your answers are highlighted below.

Question 1

What type of growth you would expect to find in humans like your grandma?

A	Accretion
B	Molting
C	Modification
D	Addition

Question 2

An example of an organism that underwent molting would be...

A	humans.
B	bivalves.
C	trilobite.
D	echinoids.

Question 3

In the Phylum Porifers (sponges), this particular Class is characterized by spicules that intersects with about 60^o/120^o angles.

A	Class Demospongea
B	Class Calcarea
C	Class Germaphobia
D	Class Hexactinellida

Question 4

By convention, in order to be a true fossil, the sample must be at least ___ years old.

A	11,700 years
B	22,000 years
C	6000 years
D	50,000 years
E	8,000 years

Question 5

When did the Holocene started (according 2013 Geologic Time Scale convention)?

A	66 millions of years ago
B	13 millions of years ago
C	0.0117 millions of years ago
D	541 millions of years ago

Question 6

Cretaceous, Jurassic and Teiassic periods are all part of what era?

A	Mesozoic
B	Precambrian
C	Cenozoic
D	Carboniferous
E	Paleozoic

Question 7

Carboniferous period is divided into how many sub periods?

A	three
B	four
C	five
D	two

Question 8

Recrystallization is an unaltered process of fossilization.

A	False
B	True

Question 9

If large scale shell deformation is observed in a confined region, it is most likely caused by non-genetic variability factors; such as high density of population.

A	False
B	True

Question 9 Explanation:

Although this could eventually lead to genetic variability....

Question 10

Subaerial carbonates are used for what type of studies?

A	Behavioral studies (trace fossils)
B	Chemical compositional studies
C	Genetic studies
D	Morphological studies

Question 11

Which term do we use to describe the fossils that only occurred in certain restricted periods in biostratigraphy? (useful for defining boundaries)

A	identity fossil
B	trace fossils
C	characteristic fossil
D	index fossils
E	most abundant fossils

Question 12

Non-genetic variations in species are most likely caused by...

A	ecological conditions.
B	differentiation between growth stages.
C	sexual dimorphism.
D	sudden changes in genetic variation.

Question 13

Which of the following has the highest precedence, in relation to each other? (largest group)

A	Phylum
B	Kingdom
C	Superclass
D	Order

Question 14

__I__ is older than Jurassic and __II__ younger than Cretaceous.

A	I. Permian II. Neogene
B	I. Permian II. Devonian

Question 15

As skeleton to human, _____ to diatoms.

A	cells
B	frustule
C	test
D	opaline silica

Question 16

This type of zone divisions are commonly used for analyzing biostratigraphy of invertebrates.

A	Assemblage Zones
B	Acme Zones
C	Interval Zones
D	Morphological Zones

Question 17

Most common organisms found in Amber based fossilization process are...

A	coprolites (poops).
B	dinosaurs.
C	insects.
D	mammals.

Question 18

Which of the following is the most flat surface of a sponge?

A	euryproct
B	platyproct
C	stenoproct
D	amblyproct

Question 19

Both fossils and trace fossils are useful in determining the history of biological cycles.

A	True
B	False

Question 20

In __I__ growth, the organism shape remains the same while in __II__ growth, the organism shape changes with the development.

A	I. non-symmetrical II. symmetrical
B	I. isometric II. anisometric
C	I. anisometric II. isometric
D	I. symmetrical II. non-symmetrical

Question 21

Radiolaria one of the hardest hit due to Great Dying event.

A	False
B	True

Question 21 Explanation:

Almost all of the Radiolarians have died!

Question 22

The Sub Class Zoantharia is in what Phylum of Kingdom Animalia?

A	Phylum Brachiopoda
B	Phylum Porifera
C	Phylum Cnidaria
D	Phylum Helmichordata

Question 23

The following observations were made during an examination of a sample:
- the frustule is composed of organic silica
- radial symmetry
- found in sediment samples throughout Jurassic to Holocene
- is a microfossil
This sample most like be a...

A	diatom.
B	coccolithophorid.
C	not enough data to distinguish.
D	slilicoflagellate.
E	tasmanitid.

Question 23 Explanation:

As soon as you hear "frustule", the "diatoms" should invade your brain cells.

Question 24

Gerotic is equivalent of being...

A	mature.
B	under development.
C	old.
D	young.

Question 25

On the current Geologic Time Scale, this section is further divided due to empirical evidence found in North America.

A	Neoproterozoic
B	Carboniferous
C	Paleozoic
D	Neogene

Question 25 Explanation:

They are Pennsylvanian and Mississippian.

Question 26

If you have to choose the best possible symmetry of the following diagram, what would that be? (Assume you know nothing about this organism. Just looking at the diagram...)

A	Pentameral
B	Not enough information is given.
C	Radial
D	Bilateral

Question 27

What structure is labeled with number 7 on the following diagram?

Image Source: http://en.wikipedia.org/wiki/File:Archaeocyatha.png

A	basal ring
B	holdfast
C	central cavity
D	feet

Question 28

The "Great Dying" is occurred at which boundary?

A	Carboniferous - Permian
B	Devonian - Carboniferous
C	Cretaceous - Paleogene
D	Devonian - Silurian
E	Permian - Triassic

Question 29

What number is used for labeling the central cavity on the following diagram?

Image Source: http://en.wikipedia.org/wiki/File:Archaeocyatha.png

A	5
B	2
C	7
D	1

Question 30

Acme zone is best described as...

A	The first appearance of an organism/group.
B	Abundance of specific organisms in a given time window.
C	Sudden fluctuation in morphological features of an organism/group.
D	The last appearance of an organism/group.

Question 31

The FAD (first appearance datum) is sometimes refereed as...

A	Evolutionary Occurrence
B	Acme Zone
C	LAD
D	PTD

Question 32

What is the largest division in taxonomical hierarchy?

A	families
B	genera
C	phyla
D	orders
E	classes

Question 33

Around what time the Hadean ended?

A	4030 Ma
B	541 Ma
C	4560 Ma
D	2500 Ma

Question 34

Organisms belongs to Phylum Archaeocyatha have been found in the fossil record as far back as...

A	Lower Silurian
B	Middle Ordovician
C	Early middle Cambrian
D	Early Lower Permian

Question 35

Pinacocytes and what other type of specialized cells make up the outer lining of a Porifera?

A	Porocytes
B	Archaeocytes
C	Scierocytes
D	Amblyprocts

Question 36

What is the species of Hexagonaria cristata?

A	Animalia
B	Cnidaria
C	Hexagonaria
D	Cristata

Question 37

On the following diagram, around what time 5A ended?
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this without using any AIDS.

A	66.0 Ma
B	4560 Ma
C	252.17 Ma
D	4030 Ma

Question 38

What do we call a graph that illustrates the the number of chambers with the area of each chamber?

A	Nongenetic Trajectory
B	Genetic Trajectory
C	Morphological Trajectory
D	Ontogeneric Trajectory

Question 39

Which is the smallest morphological feature of a sponge?

A	Hyperdemia
B	Ascon
C	Rhagon
D	Sycon
E	Leucon

Question 40

Non-wave resistance organic buildups are often describes as...

A	biocherms.
B	reefs.
C	ecologic.
D	platonic.

Question 41

On the conventional Geologic Time Scale, which of the following period is not a part of Paleozoic?

A	Devonian
B	Silurian
C	Archean
D	Permian

Question 42

You came across a really really old rock. Your prof said that it is one of the oldest. It is most likely from which period?

A	Ediacaran
B	Eoarchean
C	Cretaceous
D	Holocene

Question 42 Explanation:

Ediacaran probably the best choice since we haven't found any rocks as old as Eoarchean. If you did find one, please give me a call ASAP.

Question 43

Kingdom Protista has produced most advanced forms of organisms.

A	False
B	True

Question 44

Longer the range which the organism existed on fossil record, better the data which it can provide on the interval zone.

A	False
B	True

Question 44 Explanation:

Shorter existed organisms provide the best identifiers known as index fossils.

Question 45

Pentamerism is a sub category of what type of symmetry?

A	Bilateral symmetry
B	Radial symmetry
C	Biradial symmetry
D	Spherical symmetry

Question 46

Which of the following statement is true?

A	Continuous genetic variability occurs in species with large morphological differences between sexes.
B	Discontinuous genetic variability is less frequent than continuous genetic variability.
C	Echinoids great are examples discontinuous genetic variability.
D	Discontinuous genetic variability is more frequent than continuous genetic variability.

Question 47

There are only two sub-Periods (subdivisions) on this diagram. They are represented by 3J and 3K. What are they?
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this without using any AIDS.

A	3J - Pennsylvanian 3K - Mississippian
B	3J - Mississippian 3K - Pennsylvanian
C	3J - Devonian 3K - Silurian
D	3J - Silurian 3K - Devonian

Question 48

The category Tribe can only be found in...

A	Improved Linnaean hierarchy
B	Modern Linnaean hierarchy
C	Original Linnaean hierarchy

Question 49

Echinoderms have what type of symmetry?

A	Circular
B	Pentameral
C	Spherical
D	Radial

Question 50

What is 3L on the following diagram?
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this without using any AIDS.

A	Jurassic
B	Ordovician
C	Devonian
D	Pennsylvanian

Question 51

Sponges are the simplest multicellular organism found in the stratigraphic evidence from Earth.

A	False
B	True

Question 51 Explanation:

However, they are the simplest multicellular living organism.

Question 52

Choose the best answer for the following statements.
-underwent rapid burial
-internal structures were often preserved
-most fossils from Ediacaran period were fossilized through this process.

A	Permineralization
B	Impressions
C	Carbonization
D	Permineralization

Question 53

When is the end of the Mesozoic era?

A	66.0 Ma
B	252.17 Ma
C	541 Ma
D	0.011710 Ma

Question 54

Ontogenetic refers to ____ of organisms.

A	genetic structures
B	genetic variation
C	living environments
D	growth stages.

Question 55

How many kinds of genetic variability do we use in Paleobiological studies?

A	infinite
B	two
C	one
D	three

Question 55 Explanation:

They are; continuous and discontinuous

Question 56

What is the smallest category of Modern Linnaean hierarchy?

A	Suborder
B	Subfamily
C	Tribe
D	Subtribe
E	Subspecies

Question 57

Which of the following cell types are responsible for gathering food in sponges?

A	Archaeocytes
B	Pinacocytes
C	Choanocytes
D	Sclerocytes

Question 58

Which of the following process best describe the fossilization process of woolly mammoth of Siberia?

A	Fossilization in Amber
B	Moldic fossilization
C	Impregnation
D	Congealment

Question 59

What are the Eons represented by 1A and 1B respectively on the following diagram?
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this without using any AIDS.

A	Proterozoic and Archean
B	Cenozoic and Mesozoic
C	Cenozoic and Paleozoic
D	Phanerozoic and Precambrian

Question 60

How do we know that Trilobites used molting process for growth?

A	Abundance in organic matter in some parts of the stratigraphic windows.
B	The lack of exoskeletons in some parts of the stratigraphic windows.
C	The trace fossils left by the organism during certain growth periods.
D	Fossils of the organism were found without the exoskeleton. Hint: Impossible due to soft body dissolution.

Question 61

Sponges have solid codes within their spicules.

A	True
B	False

Question 62

Which of the following statements are true about Phylum Proifera.

A	They have well specialized organs.
B	They lived attached to the substratum with the aid of root-like structures.
C	They are planktonic organisms.
D	SpongeBob SquarePants can NOT be classified into Phylum Proifera.

Question 63

Profera and Archaeocyatha are colonial life forms.

A	True
B	False

Question 64

On the following diagram, what is highlighted in 2D?
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this without using any AIDS.

A	Ordovician
B	Neoproterozoic
C	Devonian
D	Ediacaran
E	Cretaceous

Question 65

Which of the two sections are not found in original Linnaean hierarchy?

A	Phylum and Family
B	Genus and Species
C	Class and Species
D	Order and Family

Question 66

The term "Gas Window" which occurs at the temperatures between 120 - 225 degree Celsius associated with what type of fossilization?

A	Impregnation
B	Carbonization
C	Congealment
D	Impressions

Question 67

On the following diagram, what is highlighted in 3C?
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this without using any AIDS.

A	Paleogene
B	Permian
C	Quaternary
D	Cretaceous

Question 68

Stromatoporoids are important reef builders of what Geologic time period?

A	Cambrian to Mississippian
B	Ordovician-Devonian
C	Cretaceous to Neogene
D	Ordovician to Permian

Question 69

Classification of fossils and modern organisms into groups known as...

A	evolutionary biology.
B	taxonomy.
C	biostratigraphy.
D	taxa.

Question 70

During this process of fossilization, the soft body parts of organisms were covered with a hard part. Often the hard section is made of calcium carbonates.

A	Moldic fossilization
B	Recrystallization
C	Canonization
D	Impregnation

Question 71

In modern Paleobiology, this type of variability is very useful in identifying species.

A	Chemical
B	Genetic
C	Stratigraphic
D	Morphological

Question 72

The FAD (First Appearance Datum) and LAD (Last Appearance Datum) is associated with Interval Zones.

A	False
B	True

Question 73

Which of the following is the female reproductive cells of a sponge?

A	sclerocytes
B	choanocytes
C	archaeocytes
D	pinacocytes

Question 74

Moldic fossilization always results preservation of the entire organic body.

A	False
B	True

Question 75

What is the oldest period of Mesozoic?

A	Triassic
B	Mississippian
C	Jurassic
D	Devonian

Question 76

What is the best ,morphological definition of a species?

A	Grouping of kingdoms which have the height precedence in taxonomy.
B	Diagnosable cluster within which there is a pattern of ancestry.
C	Populations that naturally breed together and provide viable offspring.
D	Set of organisms with similar physical characteristics.

Question 77

Choose the odd one out based on the process of fossilization. (Choose the best option!)

Insects
Diatoms
Bivalves
Coccolithophorids
Sponges
Gastropods

A	Gastropods
B	Diatoms
C	Insects
D	Bivalves

Question 77 Explanation:

This is a tricky hard question. The Insects are the ONLY one on the list that falls in the category of unaltered fossilization (most of the time, but not all the time).

Question 78

We live in which era?

A	Quaternary Hint: This is the period and NOT the era.
B	Miocence
C	Cenozoic
D	Holocene Hint: This is the Epoch and NOT the era.

Question 79

Sometimes we can identify fossils by their physical characteristics. What is the most probable type of fossil in this diagram?

A	Trilobite
B	Brachiopod
C	Cruziana
D	Ammonite

Question 80

According to paleobiological evidence the world is 6000 years old.

A	False
B	True

Question 81

Genetic variability only occurs in sexually reproductive species.

A	True
B	False

Question 82

This particular Period is known for high volumes of coal formations. It is first appears on Geological records around 358.9 Ma. What is the Period and it's location on the following diagram?
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this without using any AIDS.

A	Jurassic; 3D
B	Carboniferous; 3B
C	Carboniferous; 3H
D	Jurassic; 3E

Question 83

Which of the following is an example of a "living fossil"?

A	Inoceramus
B	Archaeocyathid
C	Pentremites
D	Lingula

Question 83 Explanation:

Lingula is one of the oldest living fossils that was found in the fossils records as far as Ordovician. Living fossils are organisms that has survived to this day.

Question 84

What is the most likely type of growth strategy of Radiolarians?

A	Molting
B	Addition
C	Modification
D	Accretion

Question 85

During accretion type growth, the organisms continuously grow at a steady (same) rate.

A	False
B	True

Question 85 Explanation:

While they keep increasing in structure at a continuous phase, the growth speeds may varies from time to time.

Once you are finished, click the button below. Any items you have not completed will be marked incorrect. Get Results

There are 85 questions to complete.

←

List

→

Return

Shaded items are complete.

1	2	3	4	5
6	7	8	9	10
11	12	13	14	15
16	17	18	19	20
21	22	23	24	25
26	27	28	29	30
31	32	33	34	35
36	37	38	39	40
41	42	43	44	45
46	47	48	49	50
51	52	53	54	55
56	57	58	59	60
61	62	63	64	65
66	67	68	69	70
71	72	73	74	75
76	77	78	79	80
81	82	83	84	85
End

Return

You may download this exam as a PDF file here.

Geology (GLGY 491-UCAL) Midterm I Protistans

Please wait while the activity loads.
If this activity does not load, try refreshing your browser. Also, this page requires javascript. Please visit using a browser with javascript enabled.

If loading fails, click here to try again

Some questions have hints and explanations. Click Start to begin.

Start

Congratulations - you have completed Geology (GLGY 491-UCAL) Midterm I Protistans.

You scored %%SCORE%% out of %%TOTAL%%.

Your performance has been rated as %%RATING%%

Your answers are highlighted below.

Question 1

What kind of symmetry would you expect to find on Coccolithophorids?

A	radial
B	bilateral
C	no symmetry; primitive.
D	co-axial

Question 2

Pennate diatoms are capable of independent movement.

A	True
B	False

Question 2 Explanation:

But never in a straight line.

Question 3

Which of the following images would most likely represents a diatom?

Images credits: http://en.wikipedia.org/wiki/File:Radiolarian.png http://en.wikipedia.org/wiki/File:Diatoms.png http://it.wikipedia.org/wiki/File:Haeckel_Spumellaria_detail.png http://commons.wikimedia.org/wiki/File:Foraminifera_hg.jpg

A	Y
B	W
C	X
D	Z

Question 3 Explanation:

While image labeled Z may not look like the images we saw in class, the characteristics of three parts of a diatom is clearly visible. Elementary my dear!

Question 4

Coccolithophorids are found in which type of sediments/rocks?

A	organic reefs and clastic rocks
B	coccolithoids
C	in organic shale
D	chalks and calcareous oozes

Question 5

Albaillellarians have skeletons with three intersecting bars.

A	True
B	False; it is six bars.
C	False; it is four bars.

Question 6

This is an outline (diagram) of Spumellarian, an Order of Radiolarian.

What architectural component is highlighted with red coloured circle?

A	medullar shell
B	cortical shell
C	basal ring
D	microsphere

Question 7

Diatoms are known to produce large quantities (compared to their body size) of what substance?

A	Silicon
B	Oxygen
C	Carbon
D	Nitrogen

Question 8

What is the stratigraphical time period for Coccolithophorids?

A	Ediacaran to Cretaceous
B	Cambrian to Holocene (recent)
C	Jurassic to Cretaceous
D	Jurassic to Holocene (recent)

Question 9

Coccolithophorids are beloved to be the producers of the most chalks based geologic materials in the history of the Earth.

A	True
B	False

Question 10

What is the smaller component of Diatom's frustule?

A	Hypotheca
B	Epiproferia
C	Epicingulum
D	Epitheca

Question 11

A colony of a Radiolarian can be as large as several meters.

A	False
B	True

Question 12

What is the evolutionary occurrence for Order Archeospicularia in the Class of Radiolarians?

A	Lower Jurassic
B	Middle Cambrian
C	Upper Silurian
D	Upper Devonian

Question 13

On the following diagram of a Nessellaria, an Order of Radiolarians, what is indicated with E?

A	Aperture
B	Basal ring
C	Cephalon
D	Sagittal ring

Question 14

In order for a rock to be classified as a Silicoflagellithites, what percentage of the composition must contain Silicoflagellates?

A	Anything above 40%
B	Anything above 1%
C	Anything above 10%
D	Anything above 5%

Question 15

On the following diagram of a Nessellaria, an Order of Radiolarians, what is indicated with B?

A	Cephalon
B	Thorax
C	Abdomen
D	Aperture

Question 16

Microfossil Silicoflagellates have a size range of...

A	1000 - 5000 microns.
B	20 - 200 microns.
C	50 - 900 microns.
D	300 - 900 microns.

Question 17

What is the stratigraphic time range for Tasmanitids?

A	Cretaceous to Holocene (recent)
B	Jurassic to Holocene (recent)
C	Paleozoic to Holocene (recent)
D	Cambrian to Miocene

Question 18

Radiolarians use the process of photosynthesis to produce food.

A	False
B	True

Question 19

Radiolarians like to hang out in the deeper (over 100 ft) part of the oceanic water column.

A	True
B	False

Question 19 Explanation:

Upper part of the oceanic water column.

Question 20

Find the odd one out.

Silicoflagellates
Diatoms
Radiolarians
Coccolithophorids
Sponges
Foraminifera

A	Silicoflagellates
B	Radiolarian
C	Coccolithophorids
D	Sponges

Question 20 Explanation:

Sponges are belongs to Porifera!

Question 21

On the following diagram of a Nessellaria, an Order of Radiolarians, what is indicated with A?

A	Abdomen
B	Thorax
C	Cephalon
D	Aperture

Question 22

Which of the following organisms group have animal-type metabolism?

A	None; all of them have plant-like metabolism
B	Silicoflagellates
C	Diatoms
D	Foraminifera

Question 23

This type of organisms were made of tests composed of a wide range of chemicals such as calcite, aragonite and silica. They were unicellular organisms with mostly planticks form of life.

A	Albaillaria
B	Foraminifera
C	Sponges
D	Spumellaria

Question 24

This is an outline (diagram) of Spumellarian, an Order of Radiolarian.

Which part of the Spumellarian, would most likely to be lost during fossilization?

A	Outer most part in green.
B	Middle part in red.
C	Black lines indicating the spines.
D	Central part in blue.

Question 24 Explanation:

The central, microsphere is often dissolved during fossilization.

Question 25

This is an outline (diagram) of Spumellarian, an Order of Radiolarian.

What architectural component is highlighted with green coloured circle?

A	cortical shell
B	microsphere
C	medullar shell
D	basal ring

Question 26

Which of the positive elements of Silicoflagellates forms the outer most structure (most important)?

A	Basal ring
B	Bars
C	Apical ring
D	Spines (larger)

Question 27

Which of the following images would most likely represents a Spumellarian?

A	Y
B	X
C	W
D	Z

Question 28

Tasmanitids are found in what type of sediments?

A	oil shales
B	inorganic reefs
C	clay
D	chalks and calcareous oozes

Question 29

Which of the following statements are true about Coccolithophorids?

A	They started to dissolve well above the CCD of the water column.
B	They started to dissolve well below the CCD of the water column.
C	They have animal-type metabolism.
D	They are typically benthic form of organisms.
E	They are closely related to Radiolarians.

Question 30

How would you describe the movement of Diatoms?

A	At young stage, active. At adult stage passive.
B	Passive; like people high on weed.
C	Active
D	At young stage, passive. At adult stage active.

Question 31

What is the most likely evolutionary occurrence for Order Albailleria in the Class of Radiolarians?

A	Ordovician
B	Holocene
C	Ediacaran
D	Late Triassic

Question 32

Compared to all other plant-link protistans, this group has the most thickened walls.

A	Diatoms
B	Radiolarians
C	Tasmanitids
D	Silicoflagellates

Question 33

Who published the first scientific illustration of Radiolarians?

A	Ernst Haeckel
B	Joseph Dalton Hooker
C	Dr. Marius (Dan) Georgescu
D	Charles Robert Darwin

Question 33 Explanation:

Haeckel's Plates

Question 34

This type of organisms have 3 - 15 micron plates made of calcareous chemical compounds.

A	Diatoms
B	Archaeocyatha
C	Coccolithophorids
D	Profiera

Question 35

The larger spines on Order Spumellarian (Radiolaria) are known as...

A	cortical spines
B	central spines
C	byspines
D	polar spines

Question 36

Find the odd one out.

Silicoflagellates
Diatoms
Radiolarians
Coccolithophorids
Tasmanitids

A	Silicoflagellates
B	Radiolarians
C	Diatoms
D	Coccolithophorids
E	Tasmanitids

Question 36 Explanation:

Exception to Radiolarians, all the others are plant like.

Question 37

Centric Diatoms are usually radial in symmetry and the Pervalar axis connects the two values.

A	True
B	False

Question 38

Which part of the Silicoflagellates, would most likely to be lost during fossilization?

A	Spines
B	Basal ring
C	Bars
D	Apical ring

Question 39

Which of the following organisms group have a frustule made of organic silica?

A	Diatoms
B	Nassellaria
C	Silicoflagellates
D	Tasmanitids

Question 40

The Diatom's frustule is made of three major components. The largest component is known as...

A	Hypotheca
B	Epicingulum
C	Epiproferia
D	Epitheca

Question 41

What is the evolutionary existence of Silicoflagellates?

A	Middle Jurassic
B	Upper Devonian
C	Upper Cambrian
D	Lower Cretaceous

Question 42

The Silicoflagellates distribution is mostly controlled by the abundance of silica in the oceanic water.

A	True
B	False because the availability of other micro-organisms for food supply that dictates the distribution.
C	False because it is the abundance of oxygen and light.
D	False because it is the temperature of the upper water column.

Question 43

The following is a representation of what type of organism? none

Image credit: http://en.wikipedia.org/wiki/File:Gephyrocapsa_oceanica_color.jpg

A	Spumellaria
B	Coccolithophorids
C	Diatom
D	Forminifera

Question 44

The following is a representation of what type of organism?

Original Image credit: http://commons.wikimedia.org/wiki/File:Radiolaria3434.JPG

A	Nassellaria
B	Coccolithophorids
C	Spumellaria
D	Forminifera

Once you are finished, click the button below. Any items you have not completed will be marked incorrect. Get Results

There are 44 questions to complete.

←

List

→

Return

Shaded items are complete.

1	2	3	4	5
6	7	8	9	10
11	12	13	14	15
16	17	18	19	20
21	22	23	24	25
26	27	28	29	30
31	32	33	34	35
36	37	38	39	40
41	42	43	44	End

Return

You may download this exam as a PDF file here.

Credits: Based on the excellent class notes provided by, Dr. Marius (Dan) Georgescu during Fall 2013.
FAQ | Report an Error

Hierarchy of Life

Kingdom

Phylum

Class

Order

Family

Genus

Species

Click here for specific biological taxonomical divisions.

Geologic Time Scale

Mobile Users: Best view in landscape mode when mobile version is active.

EON		ERA	PERIOD		EPOCH	AGE (Ma)
Phanero- -zoic		Cenozoic (C_z)	Quaternary (Q)		Holocene	0.011710
					Pleistocene (P_s)	2.588
			Neogene (N)		Pliocene (P_O)	5.332
					Miocene (M_I)	23.03
			Paleogene (P_E)		Oligocene(O_G)	33.9
					Eocene (E_O)	56
					Paleocene (P_ε)	66.0
		Mesozoic (M_Z)	Cretaceous (K)			145
			Jurassic (J)			201.3
			Triassic (T_r)			252.17
		Paleozoic (P_z)	Permian (P)			298.9
			Carboni- -ferous (C)	Pennsylvanian (\|P)		323.2
				Mississippian (M)		358.9
			Devonian (D)			419.2
			Silurian (S)			443.8
			Ordovician (O)			485.4
			Cambrian (∈)			541
Pre∈	Pro- -terozoic (Ρ)	Neo (Z)	Ediacaran			635
			Cryogenian			850
		Meso (Y)	1000 Ma			1600
		Paleo (X)				2500
	Archean (A)	Neo				2800
		Meso				3200
		Paleo				3600
		Eo				4030
	Hadean (ρA)					~ 4560

* Symbols are based on reference USGS reference table.

Image version of the above table for those who are still using stone age computers like Fred Flintstone.

Sanuja Senanayake

Geology 491 Midterm I-University of Calgary

Go to: Midterm II | Final

Geology (GLGY 491-UCAL) Midterm I General

Geology (GLGY 491-UCAL) Midterm I Protistans

Hierarchy of Life

Click here for specific biological taxonomical divisions.

Geologic Time Scale

Standing on the shoulders of giants

Go to: Midterm II | Final

Geology (GLGY 491-UCAL) Midterm I General

Geology (GLGY 491-UCAL) Midterm I Protistans

Hierarchy of Life

Click here for specific biological taxonomical divisions.

Geologic Time Scale

Print/Share:

Standing on the shoulders of giants