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Biology 1 Praxis or EOY Prep Flashcards | StudBud
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Biology 1 Praxis or EOY Prep
Biology 1 Praxis or EOY Prep
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Preparing Educators to pass Biology Praxis Exam
Flashcards
30 cards
F
Practice quiz
P
Host live
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Questions
30
Answers
1
Which of the following is NOT a function of smooth endoplasmic reticulum (ER)?
Detoxification of drugs and poisons
Metabolism of proteins
Metabolism of carbohydrates
Synthesis of lipids
2
Which of the following habitats could be predicted to have a higher level of biodiversity?
Temperate deciduous forest
Arctic tundra
Equatorial rainforest
Savannah
3
A chemical agent that changes the rate of a reaction w/o being consumed by the reaction?
Phosphorylator
Catalyst
Buffer
Activator
4
Which of the following fish does not have jaws?
Basking shark
Manta ray
Eel
Lamprey
5
All of the following statements explain why it is hard for the body to fight HIV EXCEPT:
the virus can be latent
it attacks immune system cells
the virus is highly variable
the virus has a sticky capsule
6
Why did birds evolve light skeletons, no teeth and absence of some organs?
To conserve energy for feather growth.
For flight.
To aid in endothermy.
For efficient respiration.
7
The seed coat develops from which of the following?
The endosperm
The ovule wall
The ovary wall
The sepals
8
All of the following statements about lichen are true EXCEPT:
break down the rocks they grow on
are not a single organism
are extremely resistant to drought but not cold
can grow on rocks in the desert
9
What year had the highest pro-ecological sentiment in this area?
It is impossible to tell from the data given
2000
2008
2004
10
During translation, after mRNA enters the cytoplasm, which of the following does it attach to?
a DNA molecule
a mitochondria
a ribosome
a codon
11
What is identical between a mole of the amino acid valine and a mole of sucrose?
Volume
Mass
Number of molecules
Taste
12
This plant cell organelle stores chemicals and plays a part in plant growth.
Chloroplast
Tonoplast
Mitochondria
Vacuole
13
Which of the following is NOT a difference between RNA and DNA?
RNA is a polynucleotide.
The sugar component of RNA's nucleotides is ribose
RNA is single stranded
RNA has uracil vs. thymine as one of its nucleotide bases
14
Choose the term that refers to that which will develop into the first leaves of a bean plant?
Radicle
First foliage leaves.
Plumule
Hypocotyl
15
Which of the following bacterial species carry out the process of denitrification?
Clostridium
Nitrosomonas
Pseudomonas
Both A and B
16
Can a non-pathogenic microbe cause disease?
Yes, non-pathogenic only refers to its ability to replicate
No, nonpathogenic means it is not capable of causing disease
Yes, in an immunocompromised host
17
All of the following statements about monocots and dicots are true EXCEPT:
monocots have a taproot while dicots have fibrous roots
M vascular scattered in stem vs. D have vascular in a ring
monocot leaves=parallel veins; dicot leaves =branched veins
M parts in multiples of 3 vs. D parts in multiples of 4 or 5
18
The first scientist who applied the statistical method in biology was:
Alexander Oparin
Charles Darwin
Francis Galton
Louis Pasteur
19
These pictures show _______ structures in diverse organisms.
Homologous
Identical
Similar
Vestigial
20
Bob is
Gg
; Sam is
gg
; and Phil is
GG
. Which of the following statements is true?
Bob is heter, Sam is homo recessive, & Phil is homo dominant
Bob is codominant, Sam is heter, and Phil is homo dominant.
Bob is heter, Sam is homo dominant, Phil & is homo dominant.
Bob is homo, Sam is heter, and Phil is homo dominant.
21
What is the major genetic abnormality in Turner syndrome?
Multiple X chromosomes and no Y chromosome
Multiple Y chromosomes
Partly or completely missing an X chromosome
Multiple X chromosomes and one Y chromosome
22
A male lion must have his own territory to hunt & to attract females for mating. This is called
intraspecific competition
symbiosis
predatory-prey
interspecific competition
23
Which of the following would be an imperfect flower?
One that is staminate
One that is found on a monoecious plant
One that does not have sepals
One that cannot self-pollinate
24
In the graph, during what time does the # of living bacteria increase at the greatest rate?
Between the 2nd and 4th hour
Between the 11th and 13th hour
Between the 6th and 10th hour
Between the 4th and 6th hour
25
Which would NOT be an advantageous criteria in an organism when studying developmental genetics
In utero development
High reproductive rates
26
Which of the following systems is inhibited by the sympathetic nervous system?
respiratory system
cardiovascular system
digestive system
muscular system
27
Which of the following genetic diseases is most common in people of African descent?
Sickle-cell anemia
Cystic fibrosis
Huntington's disease
Tay-Sachs disease
28
Which of the following is likely consequence of ingesting Co-60 in contaminated food and water?
Inhibits cellular respiration of the enzymes of acid cycle
Deactivate the thyroid gland in patients w iodine deficiency
Decreased production of RBC
Decreased erythropoietin biosynthesis
29
The diploid Ulva alga undergoes meiosis to produce haploid reproductive cells called?
sporozoids
gametophytes
zygotes
spores
30
A dinoflagellate is characterized by what?
a pair of flagella in perpendicular grooves
a single flagellum at the rear of the organism
multiple flagella covering the surface of the organism
a double flagella at the rear of the organism
