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Answers
1
36. A mutation that involves a single nucleotide is called a(n):
transmutation
translocation
point mutation’s
inversion
2
37. Which of the following is a mutation resulting in the loss of genetic information?
duplication
deletion
inversion
translocation
3
93. Xylem tissue is important because it a.
carries out photosynthesis.
allows water to diffuse out of roots.
carries carbohydrates to all parts of the plant.
can conduct water over long distances.
4
64. Unlike lytic viruses, lysogenic viruses
only infect bacteria.
c. do not infect bacteria.
a. do not inject their genetic material into the host cell.
do not lyse the host cell immediately.
5
59. Single-celled organisms having cell walls and no nucleus are found in the Domain(S)
Eukarya and Archaea
Eukarya
Bacteria and Archaea.
Eukarya and Bacteria.
6
75. Algae are considered plant-like protists because they
Contain vascular tissue
Produce seeds
Contain chlorophyll
Have roots
7
79. The mushroom structure that grows above ground is an example of a
Mycelium
Lichen
Hypha
Fruiting body
8
52. Darwin’s hypothesis for the shape of the finches’ beaks came from
the use and disuse of their beaks
the climate of the island they lived on
defending themselves
their feeding habits
9
76. Which of the following is considered asexual reproduction in prokaryotic cells?
Binary fission
Cloning
Meiosis
Conjungation
10
56. Prokaryotes contain their DNA in a specialized area of the cytosol called the
Center some
Nucleosome
Nucleotide
Nucleons
11
78. An important role of fungi in an ecosystem is
Making achohol
Killing bacteria
Breaking down dead organisms
performing photosynthesis
12
77. The tangled mass that makes up the part of a fungus that is below the soil is the
Mushroom
mycelium
chitin
Fruiting body
13
55. Which of the following is a biotic factor?
Oxygen
rainfall
temperature
food organisms
14
68. Which of the following include the Six Kingdom classifications?
Eukarya, Bacteria, Archaea, Protista, Animal, Fung
Bacteria, Archaea, Plants, Protista, Fungi, Animal
Archaea, Bacteria, Cocci, Bacilli, Plants, Animals
Bacteria, Archaea, Monera, Mammals, Plants, Fungi
15
81. The individual thread-like filaments that make up the structure of a fungus is (are)
Hyphae
Chitin
Cilia
mycelium
16
63. When treated with Gram stain, Gram positive bacteria appear
Pink
Purple
Clear
Non of the above
17
45. What is NOT true about populations in genetic equilibrium?
vestigial structures
molecular homology
Populations in genetic equilibrium do not change.
Populations in genetic equilibrium do not evolve
18
71. Prokaryotes differ from eukaryotes in that they
unable to synthesize their own protein
do not have a true nucleus
not have functional DNA
do not have cell membranes
19
50. The tailbone in humans is an example of a
Homologous structures
Analogous structure
Convergent structure
Vestigial structure
20
Charles Darwin was an English naturalist who created the theory of:
Evolution
Biology
Chemistry
Botany
21
44. Why is genetic diversity important for a population?
. It makes a population more susceptible to diseases
It ensures that all individuals are exactly the same
It allows a population to adapt to changing environments 4
It decreases the survival rate of a population
22
62. All viruses are made up of protein and
Nucleic acids
Ribosomes
Peptidoglycan
Prophages
23
57. All organisms in the kingdoms Protista, Plantae, Fungi, and Animalia are
Multicellular organisms
Prokaryotes
Photosynthesis organisms
Eukaryotic
24
51. What is the primary contribution of mutations to genetic diversity?
Mutations lead to the emergence of new species
Mutations always have harmful effects, reducing genetic diversity
Mutations occur in response to environmental pressures, aiding adaptation
Mutations introduce new alleles, increasing genetic diversity
25
47. Which of the following is an example of convergent evolution? IT
The development of antibiotic resistance in bacteria over time
The similar wing structures of bats and birds
The similar body shapes the adaptations for swimming seem in sharks and dol
The different beaks and feeding habits observed of Darwin’s finches
26
69. A complementary DNA.?
Norovirus virus is a type of RNA virus that has an enzyme capable of making
Retrovirus
Rhinovirus
Adenovirus
27
65. A virus’s outer protein coat is called a
DNA core
Capsid
icosahedron
peptidoglycan
28
60. The primary component making up the cell walls of bacteria is
Glucose
Cellulose
Peptidoglycan
A complex lipid
29
43. Which of the following is NOT an abiotic factor?
Sunlight
Rainfall
Diseases
Soil type
30
39
Anticodon
No
31
61. The domain that contains unicellular organisms that live in extreme environments is a
Archaea
Eubacteria
Bacteria
Eukarya
32
53. Both foxes and coyotes eat squirrels in a habitat. What kind of relationship is between the fox and coyote?
Commensalism
Mutualistic
Predator-prey
Competition
33
72. What structures do protists such as amoebas use for movement?
Cilia
pseudopods
Spores
Flagella
34
Animals that only feed from dead organisms are
Scavenger
Herbivores
Carnivores
Omnivores
35
During gamete formation a mutation that results in an additional copy of a gene is called a
Translocation mutation
Nondisjunction mutation
Duplication mutation
Inversion mutation are found on tRNA molecules.
36
Which type of RNA brings amino acids to the ribosome in the cell?
tRNA
RNA polymerase
rRNA
mRNA
37
Most plants are
Prokaryotic heteyrotrophs
Multicellur
Eukaryotic autotrophs
Unicellular
38
74. What structures do protists such as paramecium use for movement?
pseudopods
Cilia
Flagella
Spores
39
The specific role played by an organism is a
Habitat
Food chain
Niche
Product
40
54. An autotroph:
Breaks down decaying organisms
Eats other living organisms
Creates its own food
None of the above
41
42. Selecting organisms with alleles for desired traits like dog breeding and cows selected for milk production is
Artificial selection
Naturals selection
Stabilizing selection
Direct selection
42
67. Which of the following is NOT a viral disease?
Influenza
Common cold
HIV
Strep throat
43
73
Flagellate
No
44
58. Which kingdom contains heterotrophs with cell walls of chitin that are saprobes or parasites?
Animalla
Protista
Fungi
Plantae
45
66. The protective coating outside a bacterial cell walls is a (an)
Nucleotide
Pili
Capsid
Capsule