NOUN E-Exams Past Questions: Bio101 - General Biology I

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Adebisi
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NOUN E-Exams Past Questions: Bio101 - General Biology I

Postby Adebisi » Mon Mar 12, 2018 8:40 am

* QUESTION Those who do not have a
gene for factor VIII suffers
from the disease called
Haemophilia
* QUESTION Mendel second law states
that: Each member of a pair
of
may combine randomly with
either of another pair.
alleles
* QUESTION Mendel first law states that:
The characteristics of an
organism are controlled by
genes occurring in pairs. A
pair, Of such genes, only
one can be carried in a
single
gamete
* QUESTION Dihybrid inheritance is
when
pairs of characters are
inherited
two 2
* QUESTION Albinism is controlled by
genes obtained from both
parents
recessive
* QUESTION The two types 0f seed
germination are
and epigeal
hypogeal
* QUESTION The plumule develops to
form the
shoot
* QUESTION When an allele influences
the appearance of the
phenotype even in the
presence of an alternative
allele, the allele is said to
be
Dominant
* QUESTION
is a kind of cell division that
consist of two successive
divisions
Meiosis
Question
Type  Question  A  B  C  D  Answer  Remark 
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* QUESTION Each member of a pair of
alleles may combine
randomly with either of
another pair. This describes
Mendel,s
law
second 2nd
* QUESTION
is a disease in which those
who are suffering from it do
not have the ability to clot
blood.
Haemophilia
* QUESTION The characteristics of an
organism are controlled by
occurring in pairs
genes gene
* QUESTION Middle lamella cement cell
together
walls wall
* QUESTION The
contain the genetic material
(DNA).
Chromosomes
* QUESTION The prominent structure in
the cell is
Nucleus
* QUESTION Plant cells are made up of
and Secondary walls
Primary
* QUESTION Kneel-jerk is a typical
example of
Co-ordination
* QUESTION Fission involves division of
into one or more parts
Cell
* QUESTION All cells of living things
multiply or
Divide
* QUESTION Growth is an increase of
in an organism.
Materials
* QUESTION Photosynthesis is an
example of
process.
anabolic
* QUESTION The process of utilization of
nutrients by living things is
called
.
metabolism
* QUESTION Based on oxygen
requirement, living things
may be classified as
and Anaerobic
Aerobic
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* QUESTION A gene could be
Dominantor
Recessive
* QUESTION The saprotrophs obtain
their food from decaying
and
matter
Dead
* QUESTION Mutualists are also called Symbionts
* QUESTION
source carbon
requirements from
inorganic matter.
Autotrophs
* QUESTION Organisms that synthesise
organic requirements by
utilising light are called
.
Phototrophs
* QUESTION In Eukaryotes, the DNA is
.
Linear
* QUESTION The virus is about
times smaller than bacteria.
50
* QUESTION Salmonellosis is a
infection
Bacterial
* QUESTION The source of the Hepatitis
A virus is the
.
Blood
* QUESTION Faecal-oral to mouth route
of infection is for
virus.
Mumps
* QUESTION The
is the source of Herpes
viridae.
Skin
* QUESTION Human immune deficiency
virus causes
AIDS
* QUESTION In the reproduction of the
HIV-AIDS virus, whenever
the cell divides, it also
makes a copy of the viral
.
DNA
* QUESTION Viral RNA is released into
the host cytoplasm together
with an enzyme called
Reverse
transcriptase
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* QUESTION Virus enters the cell by Endocytosis
* QUESTION In plant cell, the
act as semipermeable
membrane
Ectoplasm
* QUESTION A selective passage of
membrane is also said to
be
Semi-Permeable
* QUESTION The half of a chromosome
is called
Chromatid
* QUESTION Cytokinesis is also called Mitosis
* QUESTION
named the protoplasm
Purkyne
* QUESTION Regardless of the size or
shape of cells, they must
contain cytoplasm and
Nucleus
* QUESTION Epithelial cells are found in
.
Plant
* QUESTION Cell surface membrane is a
character of
cell.
Animal
* QUESTION Rigid cell wall is a character
of
cell.
Plant
* QUESTION Plant cells contain
__, Cellulose , and Starch
Chlorophyll
* QUESTION The cytoplasm of a plant
cell contains
.
Organelles
* QUESTION Photosynthesis requires
energy
Solar Sunlight
* QUESTION The Red algae are also
called the
Rhodophyta
* QUESTION Agaricus campestris
belongs to phylum
Basidiomycota
* QUESTION The Cocci are also called
__bacteria
Spherical
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* QUESTION Blue-green bacteria are
organisms
Photoautotrophic
* QUESTION Nitrosomonas and
bacteria are involved in
nitrogen cycle
Nitrobacter
* QUESTION Cytomegalovirus causes
in its victims
Blindness



Adebisi
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Re: NOUN E-Exams Past Questions: Bio101 - General Biology I

Postby Adebisi » Mon Mar 12, 2018 8:41 am

* QUESTION
is the route of Hepatitis B
Transplacental
* QUESTION Kaposi’s Sarcoma (KS)is a
symptom of
AIDS
* QUESTION Cryptosporidiosis is a
infection
Protozoan
* QUESTION Mendel had many
experiments using
Peas
* QUESTION Some seeds are dispersed
by water because
they have
protective
membranes
they are hairy they have light
weight
they have dry
and flat
structures.
A
* QUESTION Which of the following
factors is not important for
seed germination?
healthy seeds temperature pressure oxygen C
* QUESTION Examples of seeds that
exhibit epigeal germination
are
mango kolanut groundnut all of the above C
* QUESTION Which of these seeds
exhibit hypogeal
germination?
cowpea cashew kolanut pea D
* QUESTION Germination in a plant
present in salt-lakes and
sea-coast is
ovipary vivipary ovirypary none of the
above.
B
* QUESTION Which of these statements
is true about mitosis?
It is a kind of cell
division
It preserves
the number of
chromosomes
It is a diploid All of the
above.
D
* QUESTION In dihybrid inheritance two pairs of traits
are inherited
three pairs of
traits are
inherited
four pairs of
traits are
inherited
many pairs of
traits are
inherited.
A
* QUESTION In meiosis, chromosomes segregate and
assort randomly
segregate and
assort linearly
segregate and
assort
independently
segregate and
assort
dependently.
C
* QUESTION Which of these statements
is true about meiosis?
homologous
chromosomes
segregate
a gamete
receives one
of each type of
chromosome
genes occur in
pairs
all of the
above.
D
* QUESTION Fusion of male and female
gametes result in ________
a zygote a zygospore a zygomorph a zygosphore A
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* QUESTION Excretion in living things is
resultant from
cell activities in
the nucleus
cell activities
in the
nucleolus
cell activities in
the cell-wall
cell activities in
the cytoplasm
D
* QUESTION Reproduction in living
things involve
multiplication
only
division only subtraction and
multiplication
multiplication
and division
D
* QUESTION Ability to feel hot or cold is
a feature of one of these
stone battery table flower D
* QUESTION Based on oxygen
requirement, living things
can be divided into ______
broad groups
one two three four C
* QUESTION ________ is needed to
breakdown complex
compounds
force water energy power C
* QUESTION ________ is needed to
produce offsprings
force male energy female C
* QUESTION Which of these is true of the
cell concept?
new cells can
come from
anywhere
new cells can
come from
pre-dated cells
new cells can
come from preexisting
cells
new cells can
come from prefrozens
cells.
C
* QUESTION The cell surface membrane
serves as
carrier to the cell courier to the
cell
cover to the cell barrier to the
cell.
D
* QUESTION The nucleus contains all
these substances except
chromatin chromosomes DNA chromatid D
* QUESTION The mitochondrion is the
site of
reproduction anaerobic
respiration
aerobic
respiration
coordination C
* QUESTION The function of a centriole
in an animal cell is
cell
magnification
cell filling cell division cell
multiplication
C
* QUESTION _________ invented the
compound microscope
Jansen Dolland Hooke Robert A
* QUESTION The ultrastructure of a cell
is better revealed by
a dissecting
microscope
a unilocullar
microscope
a binocular
microscope
an electron
microsope
D
* QUESTION Cell division takes place at
the _________ of stem
distal middle terminal semi-terminal C
* QUESTION Cytokinesis is separation of the
nucleolus from
the nucleus
separation of
the nucleus
separation of
the cytoplasm
separation of
the DNA
C
* QUESTION Which of these is not a
phase of cell division?
cataphase metaphase anaphase prophase A
* QUESTION The chromosomes become
shorter and fatter during
early metaphase late
metaphase
early prophase late prophase D
* QUESTION Which of these statements
best describe early
metaphase?
two pair of
chromosomes
twist up
chromosomes
reach their
destination
chromosomes
become shorter
and fatter
chromosomes
arrange
themselves on
spindle
equator
D
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Re: NOUN E-Exams Past Questions: Bio101 - General Biology I

Postby Adebisi » Mon Mar 12, 2018 8:42 am

* QUESTION Which of these is correct
about early telophase?
the cells pair up the cells
separate
the cells start to
constrict across
the middle
the cells fuse
together
C
* QUESTION Which of the following
organelles is common to
plant and animal cell?
chloroplasts cellulose wall tonoplast mitochondria D
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* QUESTION Which of these components
is present in a prokaryotic
cell?
mitochondria ribosomes nuclearenvelope chloroplasts B
* QUESTION A selective passage of
membrane is done by a
process called
plasmolysis photolysis osmosis deplasmolysis. C
* QUESTION The outward loss of water
under the action of
concentrated solution is
called ______
deplasmolysis plasmolysis osmosis electrophoresis B
* QUESTION Viruses are parasites
because
they live with
another living
organism
they live for
another living
organism
they live in
another living
organism
they live alone C
* QUESTION A virus is predominantly
composed of
fats glycogen protein glyco-protein C
* QUESTION In the life cycle of a virus
the DNA copy enters the
nucleus of the host cell and
inserts itself into the host
________
RNA DNA RNA + DNA Nucleus B
* QUESTION The period of inactivity
during virus reproduction is
also known as ________
period
lag potency latency dormant C
* QUESTION The period of inactivity
during the HIV/AIDS
reproduction lasts an
average of
two years three years four years five years D
* QUESTION During transcription, one of
these processes take place
a section of DNA
is copied to
make DNA
a section of
DNA is copied
to make the
host nucleus
a section of
DNA is copied
to make RNA
a section of
DNA is copied
to make
leucocytes
C
* QUESTION Why can you not grow and
observe virus in a culture?
because they
are too small
because they
are
incompatible
with culture
media
because they
cannot grow on
their own cell
because they
grow on their
own cell
C
* QUESTION Scientists culture virus in
the laboratory using
chick amnion adult chicken chick embryo chick fluid C
* QUESTION The source of transmission
of corona virus is the
________
skin faeces blood nasopharyn. D
* QUESTION Partial limb paralysis is
caused by the
influenza virus harpes virus polio virus rubella virus C
* QUESTION Tuberculosis is a -
_________ infection
protozoal viral fungal bacterial D
* QUESTION The drugs used for
management of HIV/AIDS
are collectly called
antibiotics viral drugs retroviral drugs multiviral drugs C
* QUESTION Which of the following
statements is correct about
prokaryotes?
they are bacteria forms are
mainly
unicellular
cell division is
mostly by binary
fission
all of the
above.
D
* QUESTION Organisms that source
carbon from organic
matters are called
phototrophs chemotrophs heterotrophs autotrophs C
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* QUESTION Rhizobium live in root of legumes root of
grasses
root of ferns root of cones A
* QUESTION The saprotrophs are mainly viruses and fungi fungi and
actinomyces
bacteria and
fungi
bacteria and
nematodes
C
* QUESTION Two widely known nitrifying
bacteria are
bacillus and
pseudomonas
nitrosomonas
and
treponema
nitrosomonas
and nitrobacter
nitrosomonas
and
clostridium.
C
* QUESTION The characteristics of an
organism is determined by
Gametes Chromosomes Genes Nucleus C
* QUESTION Reproduction in living
things is of ________ type
five four three two D
* QUESTION Reproduction in living
things involve ________
multiplication
only
division only subtraction and
multiplication
multiplication
and division
D
* QUESTION Byproducts if left in living
things cause ________
growth to the cell development
to the cell
reduction to the
cell
harm to the
cell
D
* QUESTION Excretion in living things is
resultant from ________
cell activities in
the nucleus
cell activities
in the
nucleoulus
cell activities in
the cell-wall
cell activities in
the cytoplasm
D
* QUESTION Which of the following is not
a character of living things?
growth excretion extension regulation C
* QUESTION Growth in a multicell
organism
increases the
number of
protoplasm
increases the
number of its
nucleus
increases the
number of its
cells
increases the
number of the
organism
C
* QUESTION Growth in a unicell
organism
increase its
nucleus
increase its
protoplasm
increase its cellwall
increases its
cells
B
* QUESTION Every living cell is made up
of ________
cytoplasmic
membrane
nucellus protoplasm cytochrome C
* QUESTION There are ________
aspects of metabolism
five four three two D
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