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General Biology 2 G11 G12 3rd Quarter Pretest
BS in Biology (Southern Luzon State University)
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REGION IV-A CALABARZON
DIVISION OF QUEZON
STO. DOMINGO NATIONAL HIGH SCHOOL
KM 234 MAHARLIKA HIGHWAY, BRGY. STO. DOMINGO, CALAUAG, QUEZON
GENERAL BIOLOGY II
3rd Quarter Pre-Assessment Test
REMINDER: DO NOT WRITE ANYTHING ON THIS TEST
PAPER.
Use the separate answer sheet in answering the test. Use a
pencil/ballpen to shade the circle next to the letter
corresponding to your chosen answer.
1. Through genetic engineering, scientists developed a new
technology that combines two different fragments of DNA
from two different organisms to create new targeted trait,
what is this new technology?
a. Genetic Engineering
b. Spliced Gene Technique
c. DNA recombinant technology
d. Genetics Cut
2. The process of changing or altering the genes may be
summarized in four basic steps, which among the following
steps come first?
a. Cut the specific part of the DNA through a special
enzyme
b. Introduce the new formed DNA to the host cell
c. Combine the DNA from two different sources
d. Isolate the DNA from the cell and identify the target part
of the DNA
3. The second basic step to genetic engineering is:
a. Target the special gene of interest and dissolve in
saltwater
b. Target specific part of the DNA and let RNA translates it
c. Target the specific part of the DNA to be cut by a
specialized enzyme
d. Target specific part of the DNA and cut it into three
4. The third basic step in genetic engineering is the process
of combining fragments of DNA from different sources, this
process may also be called:
a. Gene combination
b. Gene splicing
c. Gene therapy
d. Gene recombination
5. Once the new DNA, is formed, which is a combination of
fragments of DNA from different sources, it is already
termed as:
a. Recombinant DNA
b. Genetically modified cell
c. DNA molecule
d. Organic Compound
6. Lastly, the new DNA produced through genetic
engineering will be introduced to a host cell to see how it will
code for a new protein. What concept in biology is
highlighted in this step?
a. Law of inheritance
b. Central Dogma of Molecular Biology
c. Law of conservation of energy
d. Central Atom of Molecules
7. Living cells follow a specific hierarchy of command in
directing the traits of the individual. What will happen to the
new individual cell as a new engineered DNA was
introduced to it?
a. It will be destroyed as a new load of information is
unhealthy.
b. It will function according to the new set of codes from the
DNA.
c. It will try to mimic its environment in order to survive.
d. It will have a different shape to adjust to the new code
8. What application of Recombinant DNA technology is
used by farmers in order to produce a better yield in crops,
a better quality of crops, and easier pest control?
a. Agri-business
b. Industry
c. Medical Advancement
d. Agriculture
9. In the field of medical advancement, one of the earliest
developments in the field recombinant DNA technology is
the production of _______, which is mainly used in the
treatment of diabetes.
a. Glucose
b. Insulin
c. Flvr-Svr Tomato
d. BTCorn
10. What bacteria is an alternative for rennet which is used
in the cheese production industry?
a. Chymosin
b. Bacillus thuringiensis
c. Cheese Agar
d. Aspergillus oryzae
11. What mold is also known as kojic mold which is
genetically improved to be used in enhanced production of
kojic acid which has many applications in the cosmetics and
beauty industry?
a. Aspergillys oryzae
b. Cheese mold
c. Chymosin
d. Bacillus thuringiensis
12. Name the era, which is divided into three periods, and is
considered as the age of reptiles.
a. Mesozoic
b. Cenozoic
c. Paleozoic
d. Cambrian
13. The period on a geologic time scale which is considered
as the explosion of life:
a. Paleozoic
b. Cambrian
c. Mesozoic
d. Cenozoic
14. The current epoch upon which organisms of the earth
are living.:
a. Miocene
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b. Pliocene
c. Oligocene
d. Holocene
15. Which among the following best describes the Cenozoic
era?
a. Age of bacterium
b. Age of reptiles
c. Age of invertebrates
d. Age of mammals
16. How will you describe the Geologic Time Scale?
a. It divides up the history of the earth based on life-forms
that have existed during specific times since the creation of
the planet.
b. It divides up the history of the earth based on spheres of
the Earth where life-forms have existed during specific times
since the creation of the planet.
c. It sums up the history of the earth based on life-forms that
have existed during specific times since the creation of the
solar system.
d. It sectioned the history of the earth based on non-living
things that have existed during specific times since the
creation of the planet.
17. What period is known as the age of fishes?
a. Silurian
b. Ordovician
c. Devonian
d. Cretaceous
18. How will you` describe the Triassic period?
a. The period when birds first appear.
b. The golden age of reptiles.
c. The golden age of dinosaurs and also the period when
birds first appear.
d. The golden age of dinosaurs.
19. How many periods are under the Cenozoic era?
a. 2 the Pleistocene and the Paleocene
b. 2 the Tertiary and the Quaternary
c. 3 the Binary, Tertiary, and Quaternary
d. 2 the Pleistocene and the Holocene
20. Evolution is brought by the change in the gene
frequency of a population over the next generation, which
among the following is considered the change in gene
frequencies because of chance processes?
a. Natural Selection
b. Gene Flow
c. Artificial Selection
d. Genetic Drift
21. The movement of genes or certain traits into or out of a
population, that is immigration or emigration, is identified as
what type of mechanism causes a change in the gene
frequency of a population?
a. Gene Flow
b. Recombination
c. Genetic Drift
d. Mutation
22. Name the type of mechanisms of evolution that takes
place because some female/male species prefer to
interbreed with mates that have certain or predetermined
qualities.
a. Natural Selection
b. Non-random Mating
c. Mutation
d. Recombination
23. Identify the mechanism of evolution that resulted from
the deletion, insertion, substitution, or inversion of DNA
because of radiation or copying errors.
a. Artificial Selection
b. Mutation
c. Migration
d. Mutant
24. Nature “selects” which organisms will be successful.
a. Genetic Drift
b. Gene Flow
c. Artificial Selection
d. Natural Selection
25. What type of mechanism of evolution is this: some
species exhibit intra-sexual competition leading to the
preservation of genes of those successful organisms?
a. Genetic Drift
b. Non-random Mating
c. Mutation
d. Recombination
26. A cause of change in the gene frequency of some
animals and crops because of humans’ selective breeding
or cross-pollination activities on these said organisms:
a. Natural Selection
b. Recombination
c. Mutation
d. Artificial Selection
27. The following are the evolutionary reasons given by
Wallace EXCEPT:
a. Artificial Selection
b. Natural Selection
c. More offspring were born than can survive
d. Struggle for Existence
28. Show how the patterns of descent with modification be
described in terms of a flow chart.
a. Common Ancestor → Old Species → New Species
b. Common Ancestor → New Species → Old Species
c. Old Species → Common Ancestor
d. New Species → Old Species
29. Patterns of descent with modification showed that all
organisms came from a single ancestor which through the
passing of time and after different variations have birthed to
a new species that will also tend to bring new divergent
species.
a. Half true, half false
b. True
c. The statement is invalid
d. False
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DIVISION OF QUEZON
STO. DOMINGO NATIONAL HIGH SCHOOL
KM 234 MAHARLIKA HIGHWAY, BRGY. STO. DOMINGO, CALAUAG, QUEZON
30. Patterns of descent with modification happens mainly
because of this mechanism of evolution:
a. Non-random Mating
b. Recombination
c. Mutation
d. Natural Selection
31. He is the first person to significantly discovered how one
new species can be a result of modification from a single
original species.
a. Alfred Russel Wallace
b. All of them
c. Charles Darwin
d. Jean Baptiste Lamarck
32. He reasoned how species may change through
continuous use and disuse of its trait or organs.
a. Jean Baptiste Lamarck
b. Charles Baron
c. Alfred Russel Wallace
d. Charles Darwin
33. One of his main studied specimens are the birdwing
butterflies which helped him to also theorized on the
divergence of species from a single original species, he
reasoned that struggle for existence of the organisms lead
to such process.
a. Alfred Russel Wallace
b. Charles Brown
c. Jean Baptiste Lamarck
d. Charles Darwin
34. His work prompt Darwin to also publish and
communicate Darwin’s theory on the speciation of
organisms on Earth.
a. Jean Baptiste Lamarck
b. Alfred Russel Wallace
c. Charles Dassel
d. Charles Darwin
35. What book did Charles Darwin wrote and made him as
the father of evolution?
a. On the Origin of Species
b. Patterns of Descent
c. On the Speciation of Organism
d. The Descent of Man
36. What Principle did Lamarck theorized to be the reason
why giraffes developed longer necks?
a. Principle of use and habits
b. All of the mentioned principles
c. Habitual use of organs
d. Principle of use and disuse
37. DNA of the life-forms on Earth are almost universal and
seem to be templated from one original source, this line of
inferring can be based from what evidence of evolution?
a. Embryology
b. Molecular Biology
c. Fossil record
d. Comparative Anatomy
38. Exactly different organisms such fish and humans may
have resemblances during the early stage of their
development and will lose some key likenesses as they
grow in later stage of development, which among the
following is the line of evidence and field of study that
underlie the said concept for evolution?
a. Comparative Anatomy
b. Embryology
c. Molecular Biology
d. Fossil record
39. Preserved bodies of cave dwelling man from cold and
icy places suggested that humans look different in the past,
what evidence of evolution is used?
a. Comparative Anatomy
b. Fossil record
c. Molecular Biology
d. Embryology
40. Identify what evidence of evolution is used: vertebrate
animals such as humans, chickens and fish have gill slits
and tails during their embryonic stage.
a. Comparative Anatomy
b. Embryology
c. Fossil record
d. Molecular Biology
41. Boa constrictors, a kind of snake has a remnant of what
appears to be rudimentary hindlegs, what type of body
structure are these?
a. Analogous structures
b. Vestigial structure
c. Embryonic structures
d. Homologous structures
42. These body structures indicate that
descended from a close common ancestor.
a. Analogous structures
b. Embryonic structures
c. Homologous structures
d. Vestigial structures
organisms
43. Fox and polar bears which are distant relatives both
developed white colored fur to adapt to the snowy
environment where they habituate. These body structures
are identified as:
a. Vestigial structures
b. Homologous structures
c. Analogous structures
d. Embryonic structures
44. This is the study of body structures of organisms to
compare and infer evolutionary links.
a. Comparative Anatomy
b. Embryology
c. Biogeography
d. Fossil record
45. What subdivision of systematics employ techniques and
methods to determine phylogeny?
a. Taxonomy
b. Phenetics
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Republic of the Philippines
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REGION IV-A CALABARZON
DIVISION OF QUEZON
STO. DOMINGO NATIONAL HIGH SCHOOL
KM 234 MAHARLIKA HIGHWAY, BRGY. STO. DOMINGO, CALAUAG, QUEZON
c. Phylogenetics
d. Cladistics
Prepared by:
46. Systematics aim to put organisms into a classification
that represents their evolutionary relationship, which method
is preferred by systematists to represent the said
classification?
a. Phylogenetics
b. Taxonomy
c. Phenetics
d. Cladistics
47. What evidence/s can be used to identify the difference
of one taxon from other taxa to be appropriately classified in
accordance to their phylogeny?
a. All of the mentioned evidence
b. Protein Sequence Analyses
c. DNA Sequence Analyses
d. Morphological Comparison
48. Which part of a cladogram represents a hypothetical
younger common ancestor before branching or new
speciation occur?
a. Nodes
b. Outgroup
c. Branches
d. Root
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49. A rooted cladogram represents a common ancestor with
all of its descendants, which of the following is needed to
serve as a reference group to identify the common ancestor
before branching for the set of organisms occur?
a. Outgroup
b. Branches
c. Nodes
d. Root
50. In taxonomy, there is a hierarchy of grouping organisms,
which among the following is the greatest and most general
classification of organisms?
a. Family
b. Kingdom
c. Species
d. Domain
-o0o-
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