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Bio 1114 Lab Practical Review Flashcards | StudBud
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Bio 1114 Lab Practical Review
Bio 1114 Lab Practical Review
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A review for Bio 1114 lab.
Flashcards
61 cards
F
Practice quiz
P
Host live
L
Questions
61
Answers
1
Which organisms CANNOT conduct photosynthesis?
Plants
Bacteria
Protists
Fungi
2
This sessile animal phyla has cells called choanocytes:
Chordata
Ctenophora
Cnidaria
Porifera
3
Which option would we expect to support the highest number of different species?
Small island, close to mainland
Small island, far from mainland
Large island, close to mainland
Large island, far from mainland
4
What is this?
Stigma
Sepal
Stamen
Anther
5
Which of the following should be done in lab?
Eating breakfast/lunch.
Juggling razor blades.
Playing chicken with the microscope objective and slide.
Cleaning up any messes one makes.
6
One key characteristic of this phylum is?
Chetae (bristly hairs on the body)
Choanocytes (flagellated cells used for pumping water)
Notochord (flexible cartilaginous rod)
Cnidocytes (stinging cells)
7
What phyla of animals are acoelomate?
Platyhelminthes
Annelida
Nematoda
Cnidaria
8
A body cavity surrounded entirely by mesoderm is termed a?
Acoelomate
Pseudocoelem
Coelem
Stomach
9
Is this reproductive structure male or female?
Male
Female
Pistil
Anther
10
You cut open a plant stem, and find that the vascular bundles are arranged in a ring. It is a?
Eudicot
Eumonocot
Dicot
Monocot
11
An experiment gets Χ
2
of 4.18 when using p-value = 0.05 (Χ
2
= 3.84)? What should you conclude?
Reject the null hypothesis
Support the null hypothesis
Reject the data
Fail to reject the null hypothesis
12
What stem modification does this plant have?
Thorns
Spines
Tuber
Succulence
13
How many monophyletic groups?
4
3
5
1
14
This animal phylum is the most diverse.
Chordata
Nematoda
Anthropoda
Arthropoda
15
Which of the following means that evolution by natural selection CANNOT occur?
Resources are limited and competition occurs
The genotypic variation is heritable
More offspring are born than can survive
There is variation in the genotype but not the phenotype
16
What is this?
Mixotrophic protist - euglena
Autotrophic protist - volvox
Autotrophic bacteria - cyanobacteria
Autotrophic protist - spirogyra
17
What Eukarya Kingdom is a complete mess, and parts are more closely related to other Kingdoms?
Fungi
Plantae
Animalia
Protista
18
What is the Biological Species Concept?
If they have all the same traits and characteristics
If they share enough genes
If they can produce fertile offspring
If there is a small enough amount of genetic change
19
Which of the following is the best choice for an alternative hypothesis?
The grey squirrels hate everything
The grey squirrels will have no preference for food source
The grey squirrels will prefer either black walnut or peanut
The grey squirrels will prefer the black walnut over peanut
20
You've discovered frogs with different coloration. What could you hypothesize?
They are different species
The colors are an example of sexual dimorphism
Any of these may be possible
They are variants of the same species
21
If you conduct an experiment and get a p-value of 0.05, what does that mean?
Less than 5% chance the results are due to random chance
Data doesn't fit the hypothesis and data should be rejected
We are 95% correct
The X2 value is above 3.86
22
If a dominant allele currently is at 0.15 in a population in HW Eq, what will happen over time?
The frequency of the dominant allele will remain the same
The frequency of the dominant allele will decrease
The frequency of the dominant allele will increase
The dominant allele more beneficial, so will be selected for
23
What is the phylum of this organism?
Nematoda
Cnidaria
Annelida
Platyhelminthes
24
Squid belong to what phyla?
Squidicula
Mollusca
Tentacalaceae
Chordata
25
Where do any gloves get disposed of?
Down the drain
In the biohazard box
In the trash can
In my lab partner's bag
26
What is an appropriate example of dissection safety?
Using a sharp blade for dissection
Slapping your partner with a squid
Holding the specimen you're cutting in your hand
Talking while cutting a polychaete
27
If an allele has become fixed, natural selection will...
Have no impact on the frequency of the allele
Increase the frequency of the allele
Decrease the frequency of the allele
Since the mutation has been repaired, it is selected for
28
Which organism you dissected has an open circulatory system?
Polychaete
Squid
Crab
Lamprey
29
Which phylogenetic term best describes "Reptilia"?
Paraphyletic
Polyphyletic
Holophyletic
Monophyletic
30
For the group including pigeons, mice and chimps, which trait is a sympliesiomorphy?
Claws or nails
Lungs
Fur; mammary glands
Jaws
31
What
class
does this animal belong to?
Apidae
Honeybeeidae
Hexapoda (Insecta)
Arthropoda
32
This is the term for a small number of individuals separating from the original population.
Bottleneck effect
Founder effect
Genetic drift
Evolution
33
Organism with a PA tail, pharyngeal slits, a notochord and a dorsal hollow nerve cord, it is a?
Chordate
Mammal
Human
Deuterostome
34
You discover a new flower without nectar, has green color, and protruding reproductive parts.
It is most likely pollinated by insects
It is most likely pollinated by wind
It is most likely pollinated by birds
It is most likely pollinated by bats
35
Which is not a female reproductive structure in plants?
Filament
Style
Pistil
Stigma
36
What sort of plant modification are these?
Rhizomes, a stem modification
Tubers, a stem modification
Thorns, a leaf modifcation
Tubers, a leaf modification
37
Which of the following is a requirement for Hardy Weinberg Equilibrium?
Natural Selection
No immigration
Mutation of beneficial traits only
Non-random mating
38
The trait "Lungs" is a synapomorphy for _______.
Salamanders, lizards, pigeons, perch, mice and chimps
Salamanders
Salamanders, lizards, and pigeons
Salamanders, lizards, pigeons, mice, chimps
39
Which is a stem modification that provides protection from predators?
Stolons
Spines
Succulence
Thorns
40
Which phylum does not express a hydrostatic skeleton?
Annelida
Cnidaria
Mollusca
Porifera
41
Prokaryotes lack a?
Cell wall
Good reputation
Nucleus
Flagella
42
Which of the following is not a constraint of the genetic species concept?
Need to confirm through observations in the wild
Expensive
Nearly impossible to get a sample from an extinct organism
Need a clean sample
43
Which group produces true wood? Why?
Monocots; root vascular bundles are in a ring
Eudicots; root vascular bundles are in a ring
Monocots; stem vascular bundles are in a ring
Eudicots; stem vascular bundles are in a ring
44
For the group "lizard, pigeon, mice and chimp", what would be an apomorphy?
Feathers
Lungs
Claws
Jaws
45
What is the best null hypothesis for how well students do if they study a little each day vs cramming?
Ho: There are no students
Ho: There will be no difference in student scores
Ho: Students who study a little each day will do better
Ho: Students who cram will do worse
46
Which letter represents a common ancestor?
A
B
D
C
47
Changes in allele frequency will generally be _____ in small populations vs. large populations.
The same
Faster
Impossible
Slower
48
In HW, what does 2pq represent?
Frequency of homozygous dominant
Frequency of heterozygous
Frequency of homozygous recessive
Number of dominant phenotype
49
Which is not a true statement about petals and sepals?
They are found only in angiosperms
They are sterile structures
Their presence in eudicots distinguishes them from monocots
They are modified leaves
50
Which is an example of homoplasy (convergent evolution)?
Both
Wings of birds and bats
Neither
Endothermy in birds and mammals
51
Which is a mechanism of evolution that will cause variation within a population to decrease?
Natural Selection
Random mating
Mutation
Homology
52
Leeches want to suck your blood. When did that mouth it's sucking you with get formed?
It was formed last by the blastopore, it's a deuterostome
It was formed last by the blastopore, it's a protostome
It was formed first by the blastopore, it's a protostome
It was formed first by the blastopore, it's a deuterostome
53
If an experiment yields a X
2
value of 2.71 (critical of 3.84), what would you conclude?
Fail to reject the null
Reject the data
The null has been proven
Reject the null
54
How will the relationships of CDE change if you flip the tree at node
y
?
B will be more related to E
B will be more related to D
No change
A and B will be more closely related to D and E
55
Not including the outgroup, how many monophyletic groupings are depicted on this tree?
6
4
3
7
56
What is the "fruit" of an avocado?
The whole thing
The light green part
The brown part in the middle
The dark green exterior
57
What animal phyla is NOT shown here?
Mollusca
Cnideria
Echinodermata
Annelida
58
Which of the following pairs do not belong in the same phylum?
Sharks and birds
Jellyfish and anemone
Tapeworm and earthworm
Butterflies and lobsters
59
Starfish belong to what phyla?
Mollusca
None - they're tube-footed aliens
Cnidaria
Echinodermata
60
A tree with a CI of 1 has what amount of homoplasies?
1
All traits are homoplasious
It depends whether the tree is of plants or protists
0
61
The logs in your 'marine invertebrates' simulation ______________.
discriminates against invertebrates that stand out
is innocent
randomly kills invertebrates regardless of variation
discriminates against red invertebrates
