Reproduction in Plant and Animals-3
Reproduction in Plants and Animal-3
09-04-2020
Choose the correct answer (சரியான பதிலை தேர்வுசெய்யவும்)
1) The formation of sperm in male and ovum in female is called ..........................
a) Gametogenesis b) Organogenesis c) Phylogenesis
2) Gametes with .........................cells are produced through gametogenesis
a) diploid b) haploid c) Triploid
3) The anterior portion of sperm has a cap like structure called .....................
a) Chromosome b) acrosome c) kinetosome
4) Acrosome of the sperm contains ...................... an enzyme that helps the sperm
to enter the ovum during fertilisation
a) hyaluronic acid b) hyaluronidase c) Endonuclease
5) The middle piece of sperm contains .......................... which provide energy for the
movement of tail.
a) centrioles b) Mictochondria c) acrosome
6) The corona radiate of the ovum is formed of ...................... cells
a) Follicle cells b) epithelial cells c) columanar cells
7) The membrane forming the surface layers of the ovum is called .................
membrane
a) Zonapellucida b) Corona radiate c) Vitelline membrane.
8) In male the onset of puberty is triggered by the secretion of the hormone .........
in the testes
a) Testosterone b) Oestrogen c) Progesterone
9) The secretion of both male and female hormones are under the control of the
pituitary gonadotropins ..................... and ......................
a) LH and FSH b) GH and TSH c) LH and TSH
10) In human females the menstrual cycle starts at the age of 11 to 13 years
which makes the onset of puberty and is called .......................
a) Menarche b) Menopause c) ovulation
11) The first cleavage takes place about ...................hours after fertilisation
a) 30 hrs b) 50 hrs c) 60 hrs
12) Cleavage is series of rapid mitotic divisions of zygote to form many celled........
a) blastula b) Gastrula c) Morula
13) The fertilised egg becomes implanted in about .....................to .......... days after
fertilisation
a) 5 to 6 b) 6 to 7 c) 7 to 8
14) ...................... is the ruptre of follicle releasing the egg or ovum
a)Blastulation b) Gastrulation c) ovulation
15) The ...........................is disc shaped structure attached to uterine wall and is a temporary association between developing embryo and maternal tissues
a) Placenta b) Corpus leuteum c) Corpus albicans
16) A cord containing blood vessels that connects the placenta with the foetus is
called ........................
a) Blastocyst b) umbilical cord c) None
17) Normally gestation period of human last for about ................
a) 280 days b) 300 days c) 260 days
18) ................................ form the posterior pituitary stimulates the uterine
constractions.
a) Vasopressin b) oxytocin c) Relaxin
19) Some times ovaries releases two eggs and each is fertilised by different sperm
resulting in ...............................
a) Non identical twins b) Fraternal twins c) Identical twins
20) If single egg is fertilised and then divides into two foetus ................... develop
a) Non identical twins b) identical twins c) None
21) .................Protect against sexually transmitted diseases (STD) like syphilips,
AIDS
a) Hormonal pills b) Condom c) IUD
22) .................................. helps to give adequate time interval between pregnancies
a) Diaphragm b) IUDs c) Vasectomy
23) Ligation of vas deferens is called ...................................
a) Vasectonmy b) Tubectomy c) None
24) Every year ............................... is observed as Menstrual Hygiene day to make
girls and women aware of maintain menstrual hygiene
a) June 28 b) May 28 c) July 28
25) Men will produce over ............................... sperms in their life time
a) 500 million b) 500 billion c) 50 billion
membrane
a) Zonapellucida b) Corona radiate c) Vitelline membrane.
8) In male the onset of puberty is triggered by the secretion of the hormone .........
in the testes
a) Testosterone b) Oestrogen c) Progesterone
9) The secretion of both male and female hormones are under the control of the
pituitary gonadotropins ..................... and ......................
a) LH and FSH b) GH and TSH c) LH and TSH
10) In human females the menstrual cycle starts at the age of 11 to 13 years
which makes the onset of puberty and is called .......................
a) Menarche b) Menopause c) ovulation
11) The first cleavage takes place about ...................hours after fertilisation
a) 30 hrs b) 50 hrs c) 60 hrs
12) Cleavage is series of rapid mitotic divisions of zygote to form many celled........
a) blastula b) Gastrula c) Morula
13) The fertilised egg becomes implanted in about .....................to .......... days after
fertilisation
a) 5 to 6 b) 6 to 7 c) 7 to 8
14) ...................... is the ruptre of follicle releasing the egg or ovum
a)Blastulation b) Gastrulation c) ovulation
15) The ...........................is disc shaped structure attached to uterine wall and is a temporary association between developing embryo and maternal tissues
a) Placenta b) Corpus leuteum c) Corpus albicans
16) A cord containing blood vessels that connects the placenta with the foetus is
called ........................
a) Blastocyst b) umbilical cord c) None
17) Normally gestation period of human last for about ................
a) 280 days b) 300 days c) 260 days
18) ................................ form the posterior pituitary stimulates the uterine
constractions.
a) Vasopressin b) oxytocin c) Relaxin
19) Some times ovaries releases two eggs and each is fertilised by different sperm
resulting in ...............................
a) Non identical twins b) Fraternal twins c) Identical twins
20) If single egg is fertilised and then divides into two foetus ................... develop
a) Non identical twins b) identical twins c) None
21) .................Protect against sexually transmitted diseases (STD) like syphilips,
AIDS
a) Hormonal pills b) Condom c) IUD
22) .................................. helps to give adequate time interval between pregnancies
a) Diaphragm b) IUDs c) Vasectomy
23) Ligation of vas deferens is called ...................................
a) Vasectonmy b) Tubectomy c) None
24) Every year ............................... is observed as Menstrual Hygiene day to make
girls and women aware of maintain menstrual hygiene
a) June 28 b) May 28 c) July 28
25) Men will produce over ............................... sperms in their life time
a) 500 million b) 500 billion c) 50 billion
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