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biology regents study guide
biology regents study guide
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this is a study guide for the living environment regents.
Flashcards
85 cards
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Practice quiz
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Questions
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Answers
1
which molecuels are needed to cut DNA into smaller fragments?
proteins
antibodies
biological catalysts
carbohydrates
2
what does the beaks of finches chart contain?
what different types of finches eat and their type of beaks.
where each finch lives.
the name of all of the different types of finches.
the names of the plants and animals that the finches eat.
3
what is an autotroph?
a self-feeder.
an organism that gets energy from eating other organisms.
a herbivore.
4
what is the main function of the digestive system?
to keep the blood pumping.
to deliver oxygen to the blood.
to deliver nutrients to the blood from digested food.
to digest food.
5
what is a form of renuable energy?
fossil fuels
solar energy
acid rain
6
what is the main function of the endocrine system?
to produce hormones that regulate the body's activities.
to send information to the brain.
to help fight off pathogens.
7
what is the correct order from least to most complex?
nucleus, chromosome, DNA, nitrogen base
DNA, nitrogen base, nucleus, chromosome
chromosome, DNA, nucleus, nitrogen base
nitrogen base, DNA, chromosome, nucleus
8
what is the reason Darwin's finches had to change their beaks after the environment changed?
competition for food
they felt like it
they were told to
humans made them
9
what is the formula for photosynthesis?
CO2 + H2O + ATP→ C6H12O6 + O2
C6H12O6+O2→CO2+H2O+ATP
10
what codes for protein?
amino acids
DNA
tRNA
mRNA
11
what is selective breeding?
when humans develop organisms with desirable traits.
when humans create identical organisms.
when humans compare DNA.
12
what is the formula for cellular respiration?
CO2+H20+ATP→O2+C6H12O6
C6H12O6+O2→CO2+H2O+ATP
13
what are the main functions of the nervous system?
to deliver blood to the body
to gather information, send it to the brain and react to it.
to help deliver a baby.
14
what is the term for when molecules move from a high concentration to a low concentration?
osmosis.
isotonic cell.
active transport.
diffusion.
15
what theory did Darwin create?
the theory of geography.
the theory of genetic engineering.
the theory of evolution.
the theory of relationships
16
what is carrying capacity?
the amount of weight an animal can hold.
A number of people an elevator can hold.
the average tests grade of Ms. Dudek's biology class.
the number of organisms that a region can support.
17
what are the two components of a scientific name?
kingdom and phylum
class and order
genus and species
family and genus
18
what is a negative human action toward the environment?
conserving.
protecting animals.
planting trees.
loss of the ozone layer.
19
what is a chromosome made of?
mRNA
proteins
amino acids
DNA
20
what is the main function of the respiratory system?
to fight off pathogens.
to deliver blood throughout the body.
to oxygenate blood.
to digest food.
21
what is a good model to show how the substrate and enzyme connect?
lock and key model.
salt and pepper model.
fork and knife model.
22
what is thymine replaced with in mRNA
uragon
urine
uracil
adanine
23
what is the main function of the immune system?
to raise white blood cell count.
to help the body with fight of flight responses.
to help the body fight off diseases.
24
what scientist studies fossil record?
a paleontologist.
an embryologist.
a doctor.
a historian.
25
which organelle contains DNA?
ribosome
mitochondria
nucleus
26
when a human is born with diabetes, which type do they have?
type 2
type 1
27
what organelles do plant cells have that animal cells do not have?
plant wall and chloroplast.
Golgi apparatus and vacuole.
cytoplasm and cell membrane.
plant wall and chloroplast.
28
What is a positive human imact on the environment?
acid rain
industialization
loss of biodiversity.
recycling
29
what is a heterotroph?
an omnivore.
a self-feeder.
an organism that gets energy from eating other organisms.
30
what does a codon chart contain?
mRNA sequences that translate to certain amino acids.
amino acids that pair with certain DNA sequences.
the translation of mRNA to DNA.
the translation of DNA to mRNA.
31
which organelle produces usable energy?
endoplasmic reticulum
vacuole
mitochondria
32
what is the main function of the circulatory system?
to bring oxygen to the blood.
to help the body fight off pathogens.
to deliver oxygen and nutrients to all of the body.
to digest food.
33
what is a vaccine made of?
a dead or weakend pathogen in a liquid.
bacterial insulin.
a flesh eating parasite.
a group of live patogens.
34
What codes for mRNA?
amino acids
tRNA
DNA
proteins
35
what is the correct order of organization? (from least complex to most complex)
organ, organ system, cell, tissue
cell, tissue, organ, organ system
organ system, organ, tissue, cell
36
what is natural selection?
when a species does not like when they live and moves.
when a species can't reproduce.
when a species is better adapted to their environment.
least desirable traits.
37
which is more complex, a biome or biosphere?
biome
biosphere
38
what is the base pair rule for DNA
AT/CG
AU/CG
AC/GT
CT/AG
39
what do neurons do?
help humans undergo photosynthesis.
help plant cells undergo respiration.
send information to the body from the brain.
40
what is diabetes?
the disease where there is too much glucose in the blood.
the disease where there is no glucose in the blood
the disease where there is too much insulin being produced
41
what is a dichotomous key?
a tool used to identify types of cells.
a tool used to identify the scientific name of on organism.
a tool used to identify the phylum of organisms.
42
how many parents does sexual reproduction need?
4
1
2
2.5
43
what is the fusion of a male gamete and a female gamete?
meiosis
mitosis
mytoesis
fertilization
44
why do scientists use gel electrophoresis?
to find symbiotic relationships
to compare DNA
to help with cloning
45
what is ecological succession?
the success of a pathogen in the human body.
the success of a student on a pop quiz.
The success of a species in a community
the change in the structure of a community over time.
46
what evidence did Darwin use to validate the theory of evolution?
geography
symbiotic relationships
natural selection
47
what is more complex, a food web of a food chain?
food web
food chain
48
what is a niche?
a type of virus.
a type of tick.
the role of an organism within its community.
the one spot on your back that you cannot scratch.
49
what does A, T, C, G stand for in biology?
adenine, thymine, cytosine, guanine
adutine, thymitine, cytmine, guatine
America, Thailand, Cuba, Germany
adult, thesaurus, cooking, guac
50
what is the control group?
the group containing the independent variable.
the comparison group.
the group being tested on.
51
what is the correct format of a hypothesis?
if...then...because...
this...will...because...
if...because...then...
52
what does meiosis create?
four daughter cells that are haploid (sperm and egg)
three daughter cells that are haploid (sperm and egg)
two daughter cells that are haploid (sperm and egg)
two identical daughter cells
53
what is the main function of the excretory system?
to carry nutrients into the blood.
to oxygenate the blood.
to help the body discharge wastes.
54
what is mitosis?
cell division that results in two identical daughter cells.
cell division that only happens in the toe.
cell division that only occurs in the brain.
the creation of gametes.
55
which one is a correct kingdom?
Animalia
promonera
planter
bacterium
56
what is an observation?
something that is correctly concluded from what is seen.
an inference.
a question derived from what is seen.
a guess about what is seen.
57
what is the dependent variable?
the variable changed y the experiment.
the variable included in the hypothesis.
the variable changed by the scientist.
58
what are vestigial organs?
structures that have no function in an organism.
vital organs.
useful bones in the body.
large organs.
59
what is a prokaryotic cell?
a cell the contains an extra cell membrane.
a cell that contains no cell membrane.
a cell that contains no nucleus.
a cell that contains an extra nucleus.
60
what is a similar structure found in different species that does not perform the same function?
homologous structures
vestigial organs
61
which body system does HIV affect?
the immune
the circulatory
the resipatory
the nervous
62
What is an example of genetic engineering?
symbiotic relationships
cloning.
natural selection
competition
63
what is an inference?
an observation.
a question.
a guess about what was observed.
A fact.
64
what does a regents graph need to include?
points that are connected.
points connected and circled.
circled points that are connected and axes that are labeled.
65
what is the independent variable?
the variable that is kept the same.
the variable changed by the scientist.
the variable changed by the experiment.
66
fill in the blank: _____ ______ membrane
permeable cell
semi permeable
semi cell
67
what is variation within a population?
evolution
genetic differences of an organism.
natural selection
differences in environment.
68
why do all body systems interact?
to keep the body at a correct pH level.
to maintain homeostasis.
to help the body age properly.
to make sure cells go through mitosis.
69
what is the experimental group?
the group with the dependent variable.
the group that is being tested.
the group that is being compared to.
70
what is the term used for when there is alot of diversity within an ecosystem?
biodegration
earthdiverse
ecodiverity
biodiversity
71
what pH level is the most acidic?
14
5
1
7
72
what structure that provides the fetus oxygen and nutrients during development?
the placenta
the uterus
the stomach
the brain
73
what can you do to make the experiment more valid?
conduct more trials.
conduct fewer trials.
have two independent variables.
74
where does a human fetus develop?
the uterus
in the fallopian tubes
the kidney
the stomach
75
what are producers?
heterotrophs
herbivores
autotrophs
carnivores
76
what are carbohydrates?
compounds that provide the body with fat.
compounds that provide the body with glucose.
compounds that provide the body with protein.
77
which organelle synthesizes protein?
ribosome
vacuole
lysosome
nucleus
78
what do drugs do to receptor molecules?
over stimulate or block off parts of them.
create new receptor molecules.
destroy them.
79
what is a genetic disorder?
a change in the amount of blood in a human body.
an illness due to the change of a DNA sequence.
an effect of HIV.
a continuous and unstoppable growth of cells.
80
living organisms must contain ______
seeds
life
cells
legs
81
what is a stimulus?
a fracture of the spinal cord.
a rewiring of a nerve cell in the brain.
a change in the environment of the body due to an event.
a detached nerve cell.
82
how many parents does asexual reproduction need?
2
1
3
1.5
83
what is the process of when a cell becomes for specialized?
meiosis
differentiation
mitosis
fertilization
84
what two variables change the shape of an enzyme?
vitamin and nutrient levels.
pH and temperature levels.
glucose and carbohydrate levels.
85
what does insulin do to the body?
help a child go through puberty.
decrease glucose levels in the blood.
increase glucose levels in the blood.
