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WorksheetsRevision Chapter 9
Total questions: 134
Worksheet time: 1hrs 25mins
What is the similarity between spermatogenesis and oogenesis?
Both are processes of gametes formation in human.
Both produces one gamete per germ cell.
Timing of gamete release is any time in spermatogenesis and oogenesis
Based on FIGURE , Identify stages: S, Y and Z.
S = Primordial germ cell,
Y = Primary spermatocyte (2n),
Z = Secondary spermatocyte (n)
S = Spermatogonium,
Y = Primary spermatocyte (2n),
Z = Secondary spermatocyte (n)
S = Spermatogonium,
Y = Primary spermatocyte (n),
Z = Secondary spermatocyte (2n)
Based on FIGURE , Identify V, W and X.
V = Meiosis I
W = Meiosis II
X = Mitosis
V = Meiosis I
W = Mitosis
X = Meiosis II
V = Mitosis
W = Meiosis I
X = Meiosis II
V = Meiosis II
W = Mitosis
X = Meiosis I
Name the phases involved in ovarian cycle.
Follicular phase
and Secretory phase
Follicular phase
and Luteal phase
Proliferative phase
Secretory phase
Follicular phase and Proliferative phase
During oogenesis, what occurs during the conversion of oogonium into primary oocyte?
Mitosis
Meiosis II
Meiosis I
Mitosis & Differentiation
In a 28 day cycle, on which day does process ovulation normally occur?
12
14
15
17
Which of the following is TRUE about ovulation?
Release ovum from the ovary
Stimulated by minimun release of LH
Inhibits production of corpus luteum
Releases secondary oocyte from ovary
What are the changes that would take place to structure corpus luteum if fertilization occurs?
Corpus luteum disintegrates
Corpus luteum maintain to secrete progesterone and estrogen.
Corpus luteum maintain and levels of progesterone and estrogen decline
Why the blood levels of FSH and LH increase if the ovaries are removed or after menopause? Choose the wrong answer.
When ovaries are removed, the levels of estrogen and progesterone decline
Cancelling the effect of negative feedback on FSH and LH
Causing the FSH and LH secretion to increase
Corpus luteum in the ovaries release estrogen and progesterone which have positive feedback on FSH and LH
Based on FIGURE above, which phase (s) involved positive feedback mechanisms?
1
2
3
1 and 3
Based on FIGURE above, which phase (s) involved negative feedback mechanisms?
1
2
3
1 and 3
Arrange the stages of fertilization:
1.Fusion of sperm head membrane and oocyte
2.Cortical reaction
3.Acrosomal reaction
4.Capacitation
4,2,3 and 1
4,3,1 and 2
2,4,1 and 3
4,3, 2 and 1
Choose the phases of menstrual cycle.
menstrual flow phase and luteal phase
follicular phase and luteal phase
menstrual flow phase, proliferative phase and secretory phase
follicular phase, ovulation and luteal phase
Which is not the function of LH?
induce final maturation of follicle
induces ovulation
stimulate formation of corpus luteum
disintegration of endometrium lining
If fertilization occurs corpus luteum will remain and secrete which hormone?
FSH
FSH and LH
estrogen
Estrogen and progesterone
What happens in fertilization to prevent polyspermy?
capacitation
acrosomal reaction
cortical reaction
release of hydrolytic enzyme
A zygote is formed by ___________ of a male and female gamete.
fertilization
division
reduction
addition
Which among the following processes involves meiosis?
I Spermatogenesis
II Oogenesis
III Fertilisation
IV Blastulation
III only
I and II
III and IV
I, II and III
Which of the following are the male gametes?
Ovaries
Testes
Spermatozoa
Ova
What name is given to mature sperm?
Spermatocyte
Spermatozoa
Spermatogonium
Spermatogonia
What name is given to the cells that attach to Sertoli cells?
Secondary spermatocytes
Spermatogonia
Primary spermatocytes
Spermatids
Where do you find spermatogonia?
Attached to the germinal epitheliium of the seminiferous tubule
Attached to the Sertoli cells
Attached to Leydig cells
In the epididymis
What cells secrete testosterone?
Sertoli cells
Spermatocytes
Spermatids
Leydig cells
Spermatogenesis involves...
Mitosis only
Meiosis only
Mitosis followed by meiosis
Are spermatogonia Diploid or haploid?
Diploid
Haploid
How many secondary spermatocytes are produced after the first round of meiosis?
1
2
4
Spermatogenesis occurs in the
A)epididymis
B)seminiferous tubules.
C)prostate gland
D)vas deferens
E)seminal vesicle.
During spermatogenesis, which of the following cells is the first to become haploid?
A)primary spermatocyte
B)secondary spermatocyte
C)sperm cells
D)spermatid
E)spermatogonium
Meiosis II of spermatogenesis results in the formation of secondary spermatocytes.
TRUE
FALSE
A primary spermatocytes.....
A)divide by mitosis to produce two secondary spermatocytes
B)divide by meiosis to produce two secondary spermatocytes.
C)divides by meiosis to produce four spermatids
D)divides by meiosis to produce two spermatids.
E)divides by mitosis to produce two spermatids.
The primary spermatocytes and the spermatogonia each contain 46 chromosomes.
True
False
The spermatids and the secondary spermatocytes each contain 23 chromosomes.
True
False
Which of the following is a correct sequence of cells in spermatogenesis?
spermatogonium -> secondary spermatocyte -> primary spermatocyte
primary spermatocyte -> spermatogonium -> secondary spermatocyte
spermatogonium -> primary spermatocyte -> secondary spermatocyte
none of the above
A primary spermatocytes...
divide by mitosis to produce two secondary spermatocytes
divide by meiosis to produce two secondary spermatocytes
divides by meiosis to produce four spermatids
divides by meiosis to produce two spermatids
Each spermatid....
divides by meiosis to produce four sperm cells
divides by mitosis to produce four sperm cells
divides by meiosis to produce two sperm cells
differentiates into a sperm cell
The primary spermatocytes and the spermatogonia each contain 46 chromosomes
TRUE
FALSE
When does completion of meiosis occur?
Stage 1
Stage 2
Fertilisation
Ovulation
In what structure does the secondary oocyte start Meoisis II?
Primary follicle
Primordial follicle
Eiffel Tower
Graafian follicle
Oogenesis produces 4 eggs per cycle.
false
True
Which one of the following is not diploid?
germinal epithelial cell
oogonia
primary oocyte
secondary oocyte
If fertilisation doesn't happen in what stage of meiosis II does the secondary oocyte reach?
Telophase
Prophase
Metaphase
Anaphase
The second polar body is only made after fertilisation.
True
False
Which of these organs are part of the female reproductive organs. Select 3 for points
Falopian tubes
Ovaries
Prostate
Uterus
Name letter F
Ovaries
Uterus
Vulva
Vagina
When does oogenesis begin?
at birth
before birth
at the onset of adulthood
at the onset of puberty
What do you call the process in which the ovary releases a mature egg cell?
menstruation
oogenesis
ovulation
fertilisation
The diagram shows oogenesis process. Primary oocyte is repesented by number...
1
2
3
4
5
In what structure does the secondary oocyte start Meoisis II?
Primary follicle
Primordial follicle
Eiffel Tower
Graafian follicle
Oogenesis is the process in the ovary that results in the
production of female gametes. Which statement about
oogenesis in humans is false?
Oogenesis begins before birth
The process of oogenesis is completed when the egg cell
is penetrated by sperm
Oogenesis continues throughout the life of individual
In oogenesis, unequal cytokinesis results in one single
large daughter cell, which goes on to form the egg
Tick on haploid cell in oogenesis.
secondary oocyte
primary oocyte
polar body
oogonia
What are the products of oogenesis in correct order?
Oogonium →primary oocyte and first polar body → secondary oocyte and second polar body →ovum
Primary oocyte → oogonium and first polar body → secondary oocyte and second polar body →ovum
Oogonium → primary oocyte → secondary oocyte and first polar body →ovum and second polar body
Ovum →primary oocyte and first polar body → secondary oocyte and second polar body → oogonium
In oogenesis, the first meiotic division completes during the development of
primordial germ cells to oogonium.
oogonium to primary oocytes.
primary oocytes to secondary oocytes.
secondary oocyte to ovum.
Oogenesis can be define as
production of ovum in ovary
production of secondary oocyte in ovary
production ovum in vagina
production secondary oocyte in vagina
which of the following statement is true about primary oocytes
undergo meiosis I forming secondary oocyte
is a haploid cell
develop from oogonia
arrested at prophase I until puberty
Oogenesis occur in
uterus
vagina
cervix
ovary
Which of the following statement true about secondary oocytes.
may degenerated if no fertilization occur
arrested at metaphase I
haploid cell
arrested at prophase I
Figure shows the cell division occurs in ovary. Name the cell Z.
(a)
Figure shows the cell division occurs in ovary. Name the cell Y
(a)
in oogenesis, Primary oocyte undergo meiosis I but arrested at (a) until puberty.
The second polar body is only made after fertilisation.
True
False
When does oogenesis begin?
at birth
before birth
at the onset of adulthood
at the onset of puberty
Primordial germ cell undergo mitosis rapidly to form
primary oocyte
secondary oocyte
Oogonium
Ovum
In human, how many chromosomes are found in a primary oocytes .
23
46
69
92
____________IS RELEASED DURING OVULATION
PRIMARY OOCYTE
SECONDARY OOCYTE
FIRST POLAR BODY
SECOND POLAR BODY
On which date is a woman most likely to ovulate if the first day of menstrual loss was 1 February?
5 February
14 February
28 February
1 March
Oogenesis produces 4 eggs per cycle.
false
True
If fertilisation doesn't happen in what stage of meiosis II does the secondary oocyte reach?
Telophase
Prophase
Metaphase
Anaphase
The second polar body is only made after fertilisation.
True
False
The menstrual cycle repeats every?
Month
28 days
Week
Year
Ovulation typically occurs on what day of the cycle?
1
14
20
7
In which part of the female reproductive system does a baby develop?
Ovaries
Vagina
Cervix
Uterus
The loss of the uterus lining through the vagina is called
menstruation
period
ovulation
menstruation or period
The egg cell develops in the
vagina
ovary
oviduct
uterus
The lining of the uterus starts to grow thicker after
menstruation
ovulation
If the egg cell was not fertilized, it just travels on into the uterus and
disintegrates
dies
disappears
produces the fluid part of semen? A
A
B
C
D
A
B
C
D
What hormones are released by the pituitary gland?
FSH and LH
FSH, Oestrogen, and Progesterone
Oestrogen and Progesterone
FSH, LH, and Progesterone
Occurs on Days 1-5 of the Uterine Cycle
Menstrual Phase
Proliferative Phase
Secretory Phase
Luteal Phase
Follicular Phase
What hormone(s) is responsible for thickening the lining of the uterus?
Oestrogen
progesterone
FSH & LH
LH only
Mature pollen grain consists of pollen tube cell and generative cell.
True
False
Each pollen miscrospore mother cell (2n) divides through meiosis to produce 4 haploid cells called ------------
Macrospores
Microspores
Megaspores
Identify the figure
Carpel
Stamen
Pistil
Calyx
Label the part A
Pollen grain
Tapetum
Connective
Stomium
What is the process involved to form a haploid microspore?
Mitosis
Meiosis
How many male gamete are formed in one pollen grain?
2
4
6
8
The process of transfer of pollen grains onto the stigma is known as .........................
pollination
hybernation
germination
fertilisation
Which nucleus responsibles in the formation of pollen tube from a pollen grain?
Generative nucleus
Pollen tube nucleus
Polar nuclei
Triploid nuclei
Does pollen grain and male gamete are the same?
yes
no
Which nucleus inside a pollen grain responsible in the formation of male gamete through mitosis?
Pollen tube nucleus
Generative nucleus
Sperm nucleus
Ovum nucleus
When does a pollen grain starts to germinate (pollen tube and male gamete form)?
When pollen grain mature
When pollen grain lands on stigma
When nucleus is ready
When enough food
In flowering plants, pollen is released from the
Stigma
Anther
Pollen tube
Carpel
A typical angiosperm embryo sac at maturity is eight nuclei with
Seven cells
Single cell
Four cells
Eight cells
Endosperm is formed during the double fertilization by
ovum and male gamete
two polar nuclei and one male gamete
one polar nuclei and one male gamete
two polar nuclei and two male gamete
Which statement is FALSE about dicotyledons seed
Epicotyl is a portion above and hypocotyl is a portion below embryonic axis
Plumule is the embryonic shoot and radicle is the embryonic root
Common bean has fleshy cotyledon store food absorbed from endosperm before the seed germinates
Maize has scutellum
Which cell is diploid
Sporocyte
Spores
Gametophyte
Gametes
Ovule in flowering plant is technically similar to
megaspore
megaspore mother cell
megasporophyll
megasporangium
functional megaspore in angiosperm develops in to
ovule
endosperm
embryo sac
embryo
male gametes in angiosperm are formed by the division of
microspore
microspore mother cell
vegetative cell
generative cell
The part of a plant that grows into a new plant
food store
roots
seed
flower
Seed structure that grows become roots
radicle
plumule
cotyledon
endosperm
Seed structure that grows become stem and leaves
radicle
plumule
cotyledon
endosperm
Seed structure that stores nutrients
radicle
plumule
testa
endosperm
Seed structure that protects seed
radicle
plumule
testa
endosperm
Which of the following describes process no.2?
First leaves grow and carry out photosynthesis
Plumule becomes stem and leaves
Radicle becomes root
Seed coat is broken
Which of the following describes process no.3?
First leaves grow and carry out photosynthesis
Plumule becomes stem and leaves
Radicle becomes root
Seed coat is broken
If structure X penetrate the embryo sac, what will happen to tube nucleus
regenerate
degenerate
enlarge
How many nuclei are they in the embryo sac?
4
6
8
10
Two cells will be fertilized by two male gametes. name the cells?
polar nuclei and synergid cells
synergid and antipodal cells
egg and polar nuclei cells
egg and antipodal cells
State the function of triploid endosperm?
provide space to developing embryo
provide nutrient to developing embryo
to digest stigma
to attract the pollen
Formation of sperm cell from the pollen grain are comes from
Generative nucleus
Tube nucleus
Polar nuclei
Triploid nuclei
Which hormone stimulate the release of secondary oocyte during ovulation
GnRH
FSH
LH
Estrogen
During luteal phase, LH stimulate the transformation of ruptured follicle into..
Graafian follicle
Secondaru follicle
Primary follicle
Corpus luteum
During secretory phase of menstrual cycle, endometrium continue thicken which stimulate by
estrogen and FSH
estrogen and progesterone
progesterone and LH
FSH and LH
When the level of estrogen and progesterone is high, they exert a negative feedback on..
hypothalamus only
anterior pituitary gland only
hypothalamus and anterior pituitary gland
What is fertilisation?
The process of transferring the pollen from one flower to another
The fusion of the male and female gamete
The growth of an embryo
After fertilisation the ovule develops into
seeds
fruit
pollen
stigma
