Thursday, 1 June 2017

BIO 111 2011/2012

FEDERAL UNIVERSITY OF PETROLEUM RESOURCES EFFURUN
COLLEGE OF SCIENCE
DEPARTMENT OF ENVIRONMENTAL SCIENCES
2011/2012 ACADEMIC SESSION 1ST SEMESTER EXAMS
BIO 111: GENERAL BIOLOGY 1 3 UNITS
ANWER ALL QUESTIONS (2 HOURS)
NAME:
OTERI AVWUNUDIOGBAMATRICULATION NO:
DEPARTMENT:
OPTION A1. Evidence of evolution includes the following except …………… A) Fossil
records B) Molecular records C) Mutation D) Biochemical Similarities E)
Embryology
2. Evolution In biology is a complex process with the following features except
…………… A) Development of same species as earlier ones B) The evolved
species live in different ways from the species they evolved C) Many species
become extinct in the never ending process D) development of new species
from earlier ones E) change in characteristics of living things over time
3. Anatomical structures that share a common ancestry are called ……… A)
Vestigial structures B) Homologous Structures C) Analogous Structures D)
Evolutionary Structures E) Common Structures
4. RNA differs from DNA in that RNA ……….. A) includes thymine rather than
uracil B) consists of single chain of nucleotides C) contains the sugar
deoxyribose D) has four nitrogen bases E) is double stranded
5. A short chain of DNA has the nucleotide sequence
6. What happens when RNA polymerase reaches a terminator on a strand of
DNA A) It kills the DNA B) transcription stops C) anticodons are no longer
added to the growing strand of RNA D) translation stops
7. If two parents with dominant phenotypes have an offspring with recessive
phenotype, then A) The parents are heterozygous B) other offspring must be
homozygous dominant C) The parents are homozygous D) the mother carries
a lethal gene E) The parents are recessive
8. The product of photosynthesis that serve as a starting material for cellular
respiration are A) Carbon dioxide and Water B) Carbohydrates and Oxygen
C) NADP and hydrogen D) ATP and Water E) Glucose and Oxygen

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9. Energy flows through living system from A) The Sun to heterotrophs, and
then to autotrophs B) Autotrophs, to the environment, and then to
autotrophs C) The Sun to Autotrophs, and then to heterotrophs D) The
environment to heterotrophs, and then to autotrophs E) Autotrophs to the
environment and then to heterotrophs
10.Organelles that are present in plant cells but absent from animal cells
include the A) Chloroplast and central Vacuole B) Flagellum and Cell Wall C)
Mitochondria D) Endoplasmic reticulum cell wall and lysosomes E) Cell
Membrane
11.Which is the correct sequence of evolution of plants;
A) Bryophyta –- Psilophyta –- Gnetophytes –- Monocotyledons
B) Bryophyta –- Gnetophytes –- Psilophyta –- Monocotyledons
C) Bryophyta –- Psilophyta – Bryophyta – Monocotyledons
D) Psilophyta – Bryophyta – Gnetophytes –Monocotyledons
E) Bryophyta – Monocotyledons –- Gnetophytes – Psilophyta
12.The ground system of plants consists of ………. A) Vascular tissues and cell
wall B) Sclerenchyma, parenchyma and collenchyma C) Root System D) Root
and shoot system D) Vascular tissues and root system
13.Which of the following does not relate to the subject of asexual
reproduction? A) binary fission B) fragmentation C) Budding D) Zygotic
meiosis E) Grafting
14.Plant growth is concentrated in localized regions of cell division called
………………. A) Pericycle B) axillary C) buds D) meristems E) cell wall
15.The synthesis of an RNA polymer bearing a base sequence that is
complementary to a specific gene is called A) transcription B) translation
C) replication D) information transfer E) heredity
16.Alignment of Chromosomes occurs at A) metaphase B) prophase C)
telophase D) anaphase E) prometaphase
17.Which of the following branch of Plant Biology is most recent A) Taxonomy
B) Genetics C) Physiology D) Molecular Biology
18.Which of the following statements are true A) In the beginning plant
biologists did not follow a simple module B) The current model of Plant
study places greater emphasis on development controls and on evolution by
differential fitness C) Genes of specific traits cannot be added and deleted
at will D) Genes of specific traits can be added and deleted at will

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19.Golden rice which contains ß-carotene which is converted into Vitamin A
after the rice is consumed is a product of A) Taxonomy B) Physiology C)
Genomics/Genetic Engineering D) Ecology
20.Which of the following is not a risk of molecular biology of plants A)
Resistance to consuming Food Stuff from mall plants B) Fear of spread of
resistant plant varieties to natural populations C) Change in crop production
pattern D) Introduction of Vaccines into foodstuff such as bananas to reduce
diseases of Man when consumed
21.Which of the following does not explain biodiversity A) Degree of Variation
in Microbial life forms B) Degree of Variation of forms within a given species
C) Totality of gene species D) Variety of Molecules
22.The study of spatial distribution of plants and vegetation and the
environmental relationships which may influence their distribution is known
as A) Plant Geography B) Phytogeology C) Genetics D) Molecular Biology
23.The part of botany and physical geography that studies the geographical
distribution of plants is called A) Phytochorology B) Vegetation Science C)
Phytogeography D) Agricultural Science
24.The part of plant geography specifically concerned with ranges is called A)
Phytochorology B) Vegetation Science C) Geography botany D)
Phytogeography
25.The study of Plant Flora is called A) Phytochorology B) Vegetation Science
C) Floristic Plant Geography D) Phytogeography
26.The study of the history of flora settlement of plants in relation to general
evolution of the plant world and the history of the earth is called A)
Phytochorology B) Vegetation Science C) Genetic Plant Geography D)
Floristic Plant Geography
27.Phytogeology includes the following except A) Phytogeography B)
Phytochorology C) Geobotany D) Geomorphology
28.A …………….. is a collection of all plants species in an area A) Fauna B) Flora
C) Species D) Element
29.A ………………. is a group of species with a common evolutionary origin A)
Fauna B) Flora C) Genetic Element D) Species
30.An ……………… is an entire region of distribution or occurrence of any
species, element or entire flora A) Genetic Element B) Region C) Area D)
Entire Flora

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31.The increase in diversity in lower latitude than in higher latitude is called
A)
Latitudinal gradient B) Latitudinal displacement C) Latitudinal obliqueness
D) Latitudinal Awareness
32.A region of high level of Endemic Species is called A) Solar Flora B) Brown
Spot C) Hot Spot D) Cold Spot
33.The study of spatial distribution of organisms, species an Ecosystem A)
Biogeography B) Botany C) Sociology D) Biomorphology
34.A Plant …………. is a group of plants within an area A) Community B)
Vegetation C) Ecology D) Ecosystem
35.Biodiversity involves the following except A) Species diversity B) Ecosystem
diversity C) Genetic diversity D) Social diversity
36.Which of the following organizations are not involved with biodiversity A)
International Union For the conservation of Nature and Natural resources B)
United Nations Earth Summit C) Convention of Biological Diversity D) Food
and Agricultural Organization
37.The following affect biodiversity except A) Temperature B) Precipitation C)
Altitude D) Biomagnification
38.Which of the following statement is true A) Diversity is higher in the tropics
than in polar regions B) Diversity is higher in polar regions than in tropics C)
Diversity is the same in polar regions and tropics D) Diversity is the same all
over the world
39.The mosaic of plant life found in the landscape is called A) Community B)
Vegetation C) Flora D) Fauna
40.Which of the following statement is correct A) All Vascular plants are
Eukaryotic B) All Vascular Plants are Prokaryotic C) All bacteria are
Eukaryotic D) Both Plants and Bacteria are Eukaryotic
41.Plants belong to the domain A) Prokaryota B) Eukaryota C) Archeyota D)
Mesoyota
42.The following are divisions of non vascular plants except …… A)
Hepatophyta B) Bryophyta C) Anthocerophyta D) Psilophyta E) None of the
above

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43.The following are adaptations of plants to land except …………… A)
adsorbing minerals B) conserving water C) Development of vascular bundles
D) dominant gametophyte and small sporophyte
44.The whorls of a flower are arranged from the inside to outside in the
following sequence A) Pistil, Corolla, Stamen, Calyx B) Pistil, Calyx,
Stamen, Corolla C) Pistil, Stamen, Corolla, Calyx D) Pistil, Calyx, Stamen,
Corolla
45.Arrangement of Ovules in the Ovary is called A) Pistilation B) Plancentation
C) Hypogynous D) Perigynous
46.Plants are classified based on their life cycle as the following except A)
Perennial B) Biennial C) Triennial D) Annual
47.The following are characteristics of plants except A) Autotrophic and
holophytic in nutrition B) Rapid response to external stimuli C) No sense
organs D) Growth is apical
48.Heredity is the process of transmitting biological traits from parent to
offspring through ………. A) Chromosomes B) Genes C) DNA D) Mitochondria
49.X-Y linked conditions typically occur in a male when the single X
chromosome carries a ……….. A) Heterozygous Allele B) Homozygous Allele
C) Mutated Allele D) Dihybrid allele
50.The following are diseases due to maternal inheritance except …………. A)
diabetes mellitus B) heart disease C) Sickle cell Anemia D) Haemophili
  

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