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Review for Living Environment Exam
Review for Living Environment Exam
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A review of concepts learned for the NYS Living Environment Regents Exam.
Flashcards
65 cards
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Practice quiz
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Host live
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Questions
65
Answers
1
What type of dog does Mrs. MacPeek have?
A labrador
A golden doodle
A poodle
A golden retriever
2
An organism that reproduces asexually will have offspring that have
different genes from its parent
the same genes as its parent
the same genetic information as both parents
different genetic information from either of its parents
3
Which process allows a mammal to continue to grow in size?
meiosis of body cells
mitosis of sex cells
meiosis of sex cells
mitosis of body cells
4
The actions of cells X and Y help the plant to
store excess heat during the day and remove heat at night
detect changes in biotic factors present in the environment
absorb light energy necessary for cellular respiration
maintain homeostasis by controlling water loss
5
Which molecule can diffuse from the digestive tract into the bloodstream w/out being digested?
glucose
protein
fat
starch
6
A food chain is represented in the photo. Structures within the rabbit are formed using
solar energy from the grass
heat energy lost to the environment
chemical energy from the grass
chemical energy from the fox
7
Identify the technique used to separate DNA fragments to produce the diagram shown.
DNA synthesis
chromatography
cloning
gel electrophoresis
8
Which body system releases chemical messengers called hormones into the blood stream?
The immune system
The circulatory system
The nervous system
The endocrine system
9
Which statement best describes what will most likely happen after several minutes?
The model cell will rupture.
The contents of the model cell will change color.
The liquid outside the model cell will change color.
The model cell will shrink.
10
Which disorder could result when the immune system attacks a harmless substance?
an allergy
an infection
AIDS
cancer
11
Identify the molecule produced when starch is digested.
nucleotides
amino acids
fatty acids and glycerol
glucose
12
Which statement explains what
selectively permeable
means?
The cell membrane allows only water and glucose to enter.
The cell membrane allows large molecules to enter.
The cell membrane lets some things in but keeps out others.
The cell membrane prevents harmful substances from entering.
13
What organ releases insulin?
The stomach
The gall bladder
The small intestine
The pancreas
14
The diagram represents a process in human systems known as
circulation
excretion
respiration
digestion
15
The function of which cell part is most similar to that of the human excretory system?
B
A
D
C
16
Damage to the ozone shield over the United States is likely to cause
reduction in the pH of acid precipitation
increased exposure to ultraviolet light
reduction in the frequency of floods and droughts
increased warming of local ecosystems
17
A bee eats nectar and the flower is pollinated. This is an example of
Mutualism
Predator/Prey
Commensalism
Parasitism
18
According to the fossil record, which statement is accurate?
Fossils of species that never existed can be found.
Most species that have lived on Earth no longer exist.
Most species that have lived on Earth still exist today.
Fossils of future species that do not exist can be found.
19
What is the total magnification of this microscope using the high-power objective lens?
53X
43X
430X
100X
20
The energy released when sugar molecules are broken down is stored in
minerals
wastes
DNA
ATP
21
Solar panels are an example of a
non-renewable resource
renewable resource
biotic factor
biomagnification
22
The series of changes in an area over hundreds of years is known as
evolution
feedback
direct harvesting
ecological succession
23
Which species is most closely related to species L?
I
G
E
F
24
Growing nonnative plant species in gardens could lead to an increase in the
biodiversity of autotrophs that feed on them.
breeding between them and native herbivores
competition between them and native producers
populations of native carnivores
25
Which statement correctly explains changes in the concentration of glucose and insulin shown?
High glucose levels cause more glucose to be released.
High glucose levels cause more insulin to be released.
Low insulin levels cause more glucose to be released.
Low glucose levels cause more insulin to be released.
26
What is the dependent variable in this experiment?
plant height
type of soil
type of plant
amount of sunlight
27
In an appropriately designed experiment, a scientist is able to test the effect of
the hypothesis
multiple variables
a single variable
scientific observations
28
Which process will result in a gain of energy in an ecosystem?
ATP synthesis in fungi
photosynthesis is algae cells
digestion in hummingbirds
respiration in maple tree cells
29
What sport does Mrs. MacPeek Coach?
Soccer
Volleyball
Swimming
Cross Country & Track
30
Paper chromatography is a method used in
comparing habitats of different plants
separating mixtures of plant pigments
separating individual DNA fragments of plants
comparing the shapes of plant leaves
31
Which row in the chart contains correct information concerning synthesis?
1
2
3
4
32
This process occurs in many cells. What is the main function of this process?
provide an exact copy of the genetic code
produce antibodies
ensure genetic variation
synthesize cellular proteins
33
An infection in the body might result in a sudden
decrease in activity of antigens produced by mitochondria
increase in the number of red blood cells
decrease in the amount of DNA present in the nuclei of cells
increase in the activity of white blood cells
34
The sequence of events occur in a human body throughout the day. This can be described as
a learned behavior
recycling of inorganic materials
an energy cycle
a feedback mechanism
35
Which statement best describes a function of glucose in plant cells?
It can be used during the digestion of fats.
It can be converted into solar energy in chloroplasts.
It can be used as a building block in protein synthesis.
It is used during cellular respiration in the mitochondria.
36
In order to make an image brighter, which labeled part of the microscope would be adjusted?
D
B
A
C
37
The chemical bonds in proteins, starches and fats can be a source of
energy
amino acids
enzymes
simple sugars
38
Solar energy is used to produce energy-rich compounds in which structure of the plant cell?
D
A
C
B
39
Structure A produces
estrogen, progesterone and eggs
sperm and eggs
estrogen, progesterone and testosterone
testosterone and eggs
40
One possible reason polar bears may not survive changes in the environment is
the species will experience decrease competition for mates
there will be a larger variety of food
they are adapted for the environment in which they now live
the change will cause greater variation in the species
41
What type of animal is Wooper?
A fish
A lizard
A Pokemon
An axolotl
42
Which statement best explains the movement of some molecules between the "cell" and solution?
Molecules travel from high to low concentration without ATP
Molecules travel from low to high concentration without ATP
Molecules travel from low to high concentration using ATP
Molecules travel from high to low concentration using ATP
43
Which structure is responsible for the synthesis of ATP?
D
C
A
B
44
Which substance is an inorganic molecule?
DNA
water
fat
starch
45
What would most likely happen if most bacteria and fungi were removed from an ecosystem?
Soil fertility would increase.
The rate of mutations in plants would increase.
Energy provided for autotrophic nutrition would be reduced.
Nutrients resulting from decomposition would be reduced.
46
The success of the finches on the Galapagos was most likely due to the
birds adapting to different niches
mutations occurring in every offspring
large numbers of other birds competing for food
birds occupying the same island
47
Which statement about this energy pyramid is correct?
Organisms in level 1 are autotrophic.
Organisms in level 2 receive energy from level 3.
Organisms in level 4 receive energy directly from the Sun.
Organisms in level 2 are carnivores.
48
The seed-eating finch was most likely the
parent of other finches
common ancestor
most successful
largest finch
49
A vaccine for the viral disease chicken pox would contain
a dead or weakened form of the virus
several different antibiotics
a small number of white blood cells
a large amount of the live virus
50
Starch molecules in a maple tree are made from materials that originally entered the tree as
inorganic compounds
amino acids
enzymes
simple sugars
51
Compared to a normal body cell, a normal egg cell contains
twice the number of chromosomes
the same number of chromosomes
half the number of chromosomes
four times the number of chromosomes
52
The variations that exist in a population of wild giraffes are usually a result of
sexual reproduction
asexual reproduction
genetic engineering
mitotic division
53
Identify the type of building block represented by the letters A, B and C.
glucose
amino acids
fatty acids and glycerol
nucleotides
54
What is the
independent variable
in this experiment?
type of soil
amount of sunlight
type of plant
plant height
55
Choosing dogs to mate and produce offspring with desired traits is
genetic engineering
cloning
selective breeding
natural selection
56
What molecule is used to cut the DNA in the process shown in the picture?
restriction enzymes
antibodies
nucleotides
carbohydrates
57
A change in the base sequence of DNA is
a mistake
a mutation
an adaptation
replication
58
The diagram best represents
the biosphere
a community
an ecosystem
a population
59
Which statement can be inferred based on the diagram?
Natural selection requires a minimum of 5 million years.
Natural selection occurs only as a result of mutations.
Some species that are not successful may become extinct.
Each new species continues to exist through present time.
60
Which statement best describes stage X in the formation of an embryo?
Stage X is formed by meiosis
Stage X is formed as a result of fertilization
Stage X is formed by mitosis and is called an egg
Stage X contains half the amount of chromosome as the parent
61
Which graph shows changes in the human population over the past 2000 years?
Graph 1
Graph 2
Graph 3
Graph 4
62
The technique shown is an example of
natural selection
genetic engineering
speciation
selective breeding
63
What structures inside the small intestine absorb nutrients from digested food into the blood?
nephrons
alveoli
cilia
villi
64
How much water should be added to increase the volume to 15 mL?
3 mL
10 mL
4 mL
11 mL
65
The human immune system fights infection by releasing
antibiotics
antibodies
ATPs
antigens
