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Biology EOC Review #2 Flashcards | StudBud
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Biology EOC Review #2
Biology EOC Review #2
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Review for FL Biology EOC #florida #eoc #biology
Flashcards
34 cards
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Practice quiz
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Questions
34
Answers
1
What is the
major
function of a leaf?
photosynthesis
anchorage
reproduction
support
2
Why are bacteria classified as prokaryotes?
Lack membrane-bound nuclei.
Unable to produce amino acids.
Do not require oxygen to perform respiration.
Cannot produce their own food.
3
Which of the following is
NOT
a density-dependent limiting factor?
struggle for food, water, shelter, or sunlight
predator/prey relationships
struggle to survive a natural disaster
parasitism and disease
4
How much does the EOC count towards your final grade for Biology?
20%
30%
50%
100%
5
Which cell structure is correctly paired with its primary function?
ribosome - protein synthesis
nucleus - storage of nutrients
mitochondrion - movement
vacuole - cell division
6
Immunity
is the body's ability to...
produce cells that inactivate foreign cells or substances
produce the "fight or flight" response
use the endocrine system to fight disease
regulate homeostasis through feedback loops
7
Which of the following structures is found in both prokaryotic and eukaryotic cells?
ribosome
mitochondrion
nucleus
lysosome
8
Which of the following is the primary source of useable energy for living things?
proteins
carbohydrates
lipids
nucleic acids
9
Why is sexual reproduction more beneficial in an evolutionary sense over asexual reproduction?
Makes clones
Requires only one parent
Produces many cells
Produces genetic variation
10
Why can bacteria recognize a human gene and then produce a human protein?
Bacterial & human cells contain same kind of chromosomes
Basic components of DNA are the same in humans & bacteria
DNA replication in bacteria and humans is the same.
Bacterial cells contain the same organelles as human cells
11
Which statement
BEST
summarizes the direct role of DNA in cells?
Provides instructions for making proteins
Protects cells from infection
Guides cell division
Regulates chemical processes that provide cell with energy
12
Which of the following is true of a zygote?
It forms into a blastocyst
It is an unfertilized egg
It is made up of only one cell
It produces haploid male gametophytes
13
Which process does
NOT
release CO
2
into the atmosphere?
decomposition
photosynthesis
burning fossil fuels
human activity
14
Where does cellular respiration occur in a eukaryotic cell?
mitochondria
nucleus
endoplasmic reticulum
chloroplast
15
Which of the following should be inferred about cells with semipermeable membranes?
Substances other than water may also cross the cell membrane
Substances other than H2O may block pores in cell membrane.
H2O enters cell when placed in environment with high [H2O]
H2O leaves cell when placed in environment with low [solute]
16
Which technology would probably be most important to a diabetic person who had to take insulin?
engineering fruits & veggies that resist insects/other pests
using recombinant DNA to produce human hormone from bacteria
developing ways to ID criminals through DNA fingerprinting
testing parents for genetic disorders before having children
17
Organisms need matter to survive. Which of the following is true about matter in the biosphere?
total amount of matter decreases over time
matter flows through ecosystems in one direction
biogeochemical cycles transform & reuse molecules
total amount of matter increases over time
18
Mutations within a DNA sequence are...
unnatural processes that always affect the phenotype
natural processes that produce genetic diversity
natural processes that always affect the phenotype
unnatural processes that are harmful to genetic diversity
19
Which of the following describes an event that results from mitosis but
NOT
meiosis?
daughter cells that are identical to the parent cell
4 daughter cells that are produced from each parent cell
replication of cellular genetic material
2 stages of cell division
20
Which statement below is NOT true about invasive species, like the Brazilian Pepper Tree?
Spread throughout areas they are not desired
Destroy the habitat of native animals
Lots of money is spent because of problems caused
Easy to get rid of
21
What are the products of photosynthesis as well as the reactants of cellular respiration?
carbon dioxide and oxygen
glucose and oxygen
glucose and carbon dioxide
carbon dioxide and water
22
Which lobe of the brain is designated by number 4?
temporal lobe
frontal lobe
occipital lobe
parietal lobe
23
During DNA replication, a DNA strand has the bases
CTAGGT
. What is the complimentary strand?
TCGAAC
GATCCA
AGCTTG
GAUCCA
24
Which factor would most directly affect blood flow through the circulatory system?
outside temperature
blood pressure
blood sugar
respiratory rate
25
How does comparing skeletons provide support for the scientific theory of evolution?
Shows possible chromosomal similarities
Shows possible common ancestry between organisms
Provides information about organisms' habitats
Provides information to determine organisms' age
26
Which of the following is
NOT
a principle of the cell theory?
Very few cells reproduce
All cells are produced by existing cells
All living things are made of cells
Cells are the basic units of life
27
How many energy-transferring steps away from the sun is the snail?
3
1
4
2
28
The removal of which component is
MOST LIKELY
to cause an immediate, large-scale impact?
plants
arthropods
birds
nematodes
29
Which of the following properties allows water to move from the roots to the leaves of a plant?
excellent solvent
expands as it freezes
able to moderate temperatures
shows adhesive and cohesive behavior
30
According to chemical evolution theory, which event would need to occur 1st for life to evolve?
Synthesis of organic molecules
origin of genetic material
onset of photosynthesis
formation of the plasma membrane
31
Which is the
BEST
evidence of an evolutionary relationship between two organisms?
similarity in behavior
similarity in niche
similarity in DNA
similarity in habitat
32
What will most likely happen if an appropriate enzyme is added to a chemical reaction?
The reaction will stop.
The reaction rate will increase.
The equilibrium of the reaction will be maintained.
The reaction rate will decrease.
33
Which of the following phrases best describes cancer?
Absence of cyclins in the DNA
Presence of genetic defects caused by hereditary disorders
Multiple gene mutations on a chromosome of DNA
Mutations in genes for cell cycle cause abnormal cell growth
34
What percentage of offspring show the recessive phenotype if both parents are heterozygous?
25%
0%
75%
50%
