Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

Biology Lab > FINAL > Flashcards

FINAL Flashcards

1
Q

What are the characteristics of protozoans?

A

– Heterotrophic
– Single celled organisms
– Functional organelles in place of organs and tissues

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What are the groups that are under the kingdom Protozoans?

A

Excavata, alveolates (Ciliates, Apicomplexans)
rhizarians, unikonta

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the organism in the group excavata?

A

Trypanosoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What does trypanosoma cause? And where it is located?

A

African sleeping sickness, and is located in the blood of vertebrates

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What are some key characteristics of alveolata ciliates?

A

They move by cilia and are complex with two nuclei

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the organism in the group alveolata ciliates?

A

Paramecium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Do the paramecium quiz

https://www.purposegames.com/game/paramecium-labeling

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What are the characteristics for Aveolata apicomplexans? What species is highlighted in this group?

A

All members are parasitic, they cannot move, plasmodium is the species highlighted

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What does plasmodium cause?

A

Malaria in humans

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what species do rhizarians contain? and what are they made out of?

A

The species is radiolarians and they have skeletons made of silica

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What are some characteristics of unikonta tubulinids?

A
  • Movement by pseudopod
  • Commonly found in freshwater ponds and
    streams
  • Reproduce by
    binary fission
  • Obtain food
    by phagocytosis
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What kind of organisms does the phylum porifera contains?

A

sponges

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What kind of organisms does the phylum cnidaria contains?

A

Cnidarians

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

How can you tell if a sponge is in the class calcarea?

A

Small, slender sponge.
Rarely exceeding one
inch in height.
* Found in shallow marine
water
* Reproduction is both
sexual and asexual

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

How can you tell if a sponge is in the class Demospongiae?

A

If they are common bath sponges or fresh water sponges

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What are some characteristics of the phylum Cnidaria?

A

– Radial symmetry
– Digestive cavity
– Some muscle fibers
– Stinging cells – cnidocytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What two forms are in the phylum cnidaria?

A

Poly and medusa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

How can you tell if an organism is in the class anthozoa?

A

It is only in the polyp form and they are anemones or corals

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

What forms can organisms form in the class hydroza?

A

Polyp and medusa forms

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

What species are in the class hydrozoa?

A

Hydra (Polyp)
– Portuguese Man-Of-War (siphonophore)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What form is predominant in the class scyphozoa? And what is the most common member in this class?

A

The medusa form and the most common member is the jellyfish

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Describe the body plan for acoelomates?

A

Lack a body cavity between the digestive
tract and outer body wall
* Tripoblastic (body tissue developed from
three embryonic germ layers)
* Bilateral symmetry
* Lack specialized organ systems for
transporting nutrients and oxygen to
internal organs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What are the defining characteristics of the phylum plathelminthes?

A

Dorsoventrally flattened body
(flatworms)
* Bilateral symmetry with dorsal and
ventral surfaces
* Distinct anterior and posterior
ends
* Most primitive of bilateral animals
* Well developed- nervous,
excretory, muscular, digestive, and
reproductive systems

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

What are the three classes in the phylum plathelminthes?

A
  • Three classes: Turbellaria,
    Trematoda, and Cestoda
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Label the planarian quiz https://www.purposegames.com/game/planarian-to-label
26
What organism are in the class turbellaria?
Planarians
27
What class are flukes apart of and what do they do?
Class trematoda, and they are Internal parasites of vertebrates * Thick integument- resistant to hosts enzymes * One or more ventral suckers – Used to attach fluke to host * Large portion of body occupied by reproductive organs and a bi- branched intestine
28
LABEL THE FLUKE QUIZ https://www.purposegames.com/game/fluke
29
What are the characteristics of the Chinese liver fluke?
* Life cycle requires two hosts * Adult fluke ~15mm long * Lives in the bile ducts of the human liver * Hermaphroditic – capable of self- fertilization
30
What are the characteristics of the Sheep liver fluke?
* Commonly infects sheep and cattle * Can also infect humans – Human infestation common in Asia * Adult fluke ~15-50mm long
31
What are the characteristics of the blood liver fluke?
Inhabit blood vessels near intestines of humans and other vertebrates * Long and slender * Separate sexes
32
What organisms are in the class cestoda?
Tapeworms
33
Describe the body plans of Pseudocoelomates
* Fluid-filled cavity called the pseudocoelom – A primitive cavity found in the embryo and persists in adults * Complete digestive tract
34
What organisms are in the phylum nematoda?
Roundworms, hook worms
35
What does trichinella spiralis cause in humans?
Trichinosis in humans
36
What classes are in the phylum Mollusca?
– Class Bivalvia – Class Polyplacophora – Class Gastropoda – Class Cephalopoda
37
What classes and subclasses are in the phylum annelida?
– Class Polychaeta – Class Clitellata * Subclass Oligochaeta * Subclass Hirudinae
38
What are the characteristics of the phylum mollusca?
Soft-bodied animals that may have an internal or external shell * Bilaterally symmetrical * Have three main body regions
39
What are the three body regions in the phylum mollusca? and what do they do?
– Foot – means of locomotion – Visceral mass – contains excretory, digestive and circulatory organs – Mantle – specialized tissue that secretes the shell
40
What organisms are in the class bivalvia?
Mussels, clams, scallops, oysters
41
What are some characteristics of the class polyplacophora?
* Primitive marine organisms * Shell composed of eight overlapping plates * Muscular foot on ventral side
42
What organisms are in the class polyplacophora?
Chitons
43
What organisms are in the class gastropoda?
Snail, slugs, and nudibranchs
44
What is the scraping structure in the mouth of a snail called?
The radula
45
What organisms are in the class cephalopoda?
Squids, octopuses, cuttlefish?
46
What are the characteristics of the phylum annelida?
Phylum Annelida * Segmented worms – earthworms and leeches * Have a true body cavity (coelom)
47
What organisms are in the class polychaeta?
* Polychaete worms, “sea mouse”, feather dusters * Thousands per square meter, often overlooked
48
What are the organisms is in the subclass oligocaeta?
Earthworms
49
What subclasses are a part of the class clitellata?
subclass oligocaeta, Subclass Hirudinea
50
What organism is part of the subclass Hirudinea?
Leeches
51
What classes are in the phylum Chelicerates?
Merostomata & Arachnida
52
What are the characteristics of the phylum Chelicerates?
* Primarily terrestrial * Have two regions – Head and thorax fused (cephalothorax) – Abdomen * Six pairs of appendages – First pair are called chelicerae (pincers or jaws) – If first pair are pincers the next five pairs are for walking, if first pair are jaws second are for grabbing or holding (pedipalps)
53
What organism are in the class merostomata? What are the characteristics of the Organism?
HORSESHOE CRAB * Two body regions – Horseshoe shaped carapace – Abdominal shield – Telson (tail spine) * Used to right the body when overturned, and to push forward off the ocean floor * Most closely related to spiders
54
What organisms are in the class arachnida?
Spiders, scorpions, mites, ticks
55
What are the differences between the two classes Chilopoda and Diplopoda?
Class Chilopoda (Centipedes) – Predatory – Venomous – 1 pair/segment lass Diplopoda (Millipedes) - Feed on detritus - Live under leaves, logs & rocks - 2 pair/segment - protection
56
What are the characteristics of the class Hexapoda and what organism is in this class?
INSECTS Three body regions – head – thorax – abdomen) * Antennae * Three pair of legs * One or two pair of wings (some modified)
57
What organisms are in the class Crustacea?
Lobsters, crabs, shrimp, crayfish
58
What are the characteristics of the phylum Echinodermata?
Marine, bottom-dwelling animals – Starfish, sea urchins, sand dollars, and sea cucumbers * Most are radially symmetrical * Deuterostomes * Have a true coelom – Thought to be closely related to chordates
59
What organisms are in the class Asteroidea?
Star fish and brittlestars
60
LABEL THE WATER VASCULAR SYSTEM OF THE STARFISH https://www.purposegames.com/game/starfish-sea-star-water-vascular-system-game
61
What organisms are in the class Echinoidea?
Sea urchins and sand dollars
62
What organisms are in the class holothuroidea?
Sea cucumbers
63
What classes are in the phylum Chelicerates?
* Class Merostomata * Class Arachnida
64
What classes are in the phylum Myriapods?
Class Chilopoda * Class Diplopoda
65
What classes are in the phylum Pancrustaceans?
Class Hexapoda * Class Crustacea
66
What classes are in the phylum Echinodermata?
* Class Asteroidea * Class Echinoidea * Class Holothuroidea
67
What are the subphylum in the phylum Chordata?
– Subphylum Urochordata – Subphylum Cephalochordata – Subphylum Vertebrata
68
What are the big four characteristics that are for the phylum chordata?
– Notochord – Pharyngeal gill slits – Dorsal hollow nerve chord – Post anal tail
69
what organism are in the subphylum Urochordata?
TUNICATES * Chordate characteristics are present in larval stage * Marine organisms covered by a tunic
70
what organism are in the subphylum Cephalochordata? (With some characteristics)
AMPHIOXUS OR LANCELET * Marine fishlike animal * Small- 7 cm (2.8in) maximum length * Shallow waters * 22 species * Burrows in the sand with anterior end sticking out
71
What are the characteristics of the subphylum Vertebrata?
* Largest most diverse group of chordates * Have an endoskeleton with a backbone – Vertebrae develop and notochord becomes disks * Have a cranium to protect the brain
72
what organisms are in this class agnatha?
HAGFISH AND LAMPREY * Jawless fish * Vertebrae made of cartilage * Hagfish are marine * Lampreys marine and freshwaters
73
What organisms are in this class Chondrichthyes?
SHARKS, SKATES, RAYS * Cartilage instead of ossified bones * Skin has small pointed scales – Dentine plates covered by enamel (similar to vertebrate teeth)
74
What organisms are in this class Osteichthyes?
BONY FISH * Skeleton is made of bone * Dermal scales cover the skin * Gills are covered by an operculum * Have a lateral line to sense movement in the water (also found on sharks)
75
What organisms are in this class Amphibia?
FRONGS<,TOADS, SALAMANDERS * Amphibious means dual life – Live on land and in the water – Were the first vertebrates on land – Are evolutionary link between fish and reptiles
76
What are the characteristics of the class Reptilia?
* Adaptations for staying on the land – Scales – Protective covering for eggs * Keeps predators out and moisture in – Limbs modified for rapid movement on land * Ectothermic – Temperature comes from outside
77
What are the characteristics of the class Aves?
* Have feathers and are capable of flight * Evolved from reptiles – Fossil evidence of young dinosaurs having feathers – Bone structure is similar in some reptiles and birds – Some extinct birds had reptilian teeth, tails, and claws
78
How is the yolk of the sea urchin distrbuted?
Distributed evenly
79
What happens in the blastula phase in a sea urchin, and frog?
The blastocoel forms
80
What is formed during the gastrula phase in sea urchins that is super important?
The three germ layers. (mesoderm, endoderm, exoderm)
81
What does the ectoderm layer form in the gastrula phase?
skin, sense organs and nervous system
82
What does the mesoderm layer form in the gastrula phase?
muscles, skeletal elements and blood
83
What does the endoderm layer form in the gastrula phase?
digestive system
84
What happens during neuralation?
It forms the neural tube
85
How is the yolk of the frogs distributed?
Unevenly
86
LOOK AT PICTURES THAT ARE LABELED FOR THE CHICKEN, SEA URCHIN, AND FROG IN THE SLIDES

Biology Lab (3 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions