Q.1.
Cavity formed during gastrulation is ... ... [ MPPMT 2010 ]
-
0%
a) Primitive gut
-
40%
b) Gastrocoel
-
0%
c) Archenteron
-
60%
d) All the above
Q.2.
Retina, eye lens, brain and skin are formed from ... ... [ CPMT 1998 ]
-
25%
a) Mesoderm
-
25%
b) Ectoderm
-
0%
c) Endoderm
-
50%
d) Both ectoderm and endoderm
Q.3.
Some parts developed from ectoderm are ... .. [ CPMT 1990 ]
-
100%
a) Retina, epidermis and brain
-
0%
b) Brain, liver and gills
-
0%
c) Dermis, nerves and lungs
-
0%
d) Spinal cord, epidermis and heart
Q.4.
Secondary sexual characters in females develop in response to hormone ... ... [ MPPMT 2002 ]
-
50%
a) Relaxin
-
50%
b) Progesterone
-
0%
c) Estrogen
-
0%
d) Gonadotropin
Q.5.
Gastrulation is ... ... [ JIPMER 2004 ]
-
0%
a) cleavage of zygote
-
0%
b) Formation of trophoblast
-
0%
c) Morphogenetic movement
-
100%
d) Gamete formation
Q.6.
Type of cleavage is an egg is determined by ... ... [ RPMT 1999 ]
-
50%
a) Amount and distribution of yolk
-
0%
b) Number of egg membranes
-
0%
c) Size and location of nucleus
-
50%
d) Shape and size of sperm
Q.7.
Emboly is ... ...
-
0%
a) migration of micromeres into the blastocoel
-
0%
b) migration of macromeres, mesodermal blastomeres into the blastocoel
-
0%
c) migration of endoderm, mesoderm and notochord in the blastocoel
-
100%
d) none of the above
Q.8.
Middle piece of mammalian sperm contains ... ... [ AIIMS 1998 ]
-
100%
a) Nucleus
-
0%
b) Vacuole
-
0%
c) Mitochondria
-
0%
d) Centriole
Q.9.
In deuterostome second opening forms ... ... [ BHU 2002 ]
-
100%
a) Anus
-
0%
b) mouth
-
0%
c) nose
-
0%
d) both A and B
Q.10.
Some mature cells cannot undergo division because ... ... [ Manipal 2005]
-
0%
a)Their genes have become inactive
-
0%
b) They lack centrioles
-
100%
c) They have taken up specific function and undergone differentiation
-
0%
d) They have lost the ability to divide
Q.11.
Name different parts of Graafian follicle
-
0%
a) a - membrana granulosa, b - theca interna, c - ovum, d - cumulus oophorus, e-antrum, f-theca externa
-
100%
b) a - theca externa, b - theca interna, c - ovum,d - membrana granulosa, e - antrum, f -cumulus oophorus
-
0%
c) a - theca externa, b - theca interna, c- ovum, d - cumulus oophorus, e - antrum, f - membrana granulosa
-
0%
d) a - membrana granulosa, b - theca interna, c - ovum, d - cumulus oophorus, e - antrum , f - theca interna
Q.12.
Which one is correct combination ... ... [ Manipal 2000 ]
-
0%
a) haemoglobin-muscle contraction
-
100%
b) sertoli cells-sperm nutrition
-
0%
c) rods and cones-auditory reception
-
0%
d) cochlea-eye
Q.13.
During cleavage, nucleocytoplasmic ratio ( nucleus/cytoplasm) [DPMT 1996]
-
0%
a) increases
-
0%
b) decreases
-
100%
c) remains same
-
0%
d) none of the above
Q.14.
Type of placenta present in humans/Rabbit is ... ... [ MPPMT 2002 ]
-
100%
a) Discoidal
-
0%
b) Zonary
-
0%
c) Diffuse
-
0%
d) Cotyledonary
Q.15.
The animal in which testes descend into scrotum only during breeding season ... ... [ AFMC 2004 ]
-
100%
a) Frog
-
0%
b) Kangaroo
-
0%
c) Shrew
-
0%
d) Bat
Q.16.
Ectoderm produces ... ... [ RPMT 1995 ]
-
0%
a) Mesoderm
-
0%
b) Proctodaeum
-
0%
c) Stomodaeum
-
100%
d) Both B and C
Q.17.
Ectoderm produces ... .... [ RPMT 1995 ]
-
0%
a) Primary ectoderm
-
0%
b) Primary endoderm
-
0%
c) Primary mesoderm
-
100%
d) Both A and B
Q.18.
Presence of massive yolk at one end makes the egg ... ... [ JIPMER 1997 ]
-
0%
a) Telolecithal
-
100%
b) Mesolecithal
-
0%
c) Centrolecithal
-
0%
d) Oligolecithal
Q.19.
Which of the following is not the reason for very high load of bilirubin in a new born ... ... [ KCET 2010 ]
-
0%
a) Excessive red blood corpuscles in the new born burst, releasing bilirubin
-
100%
b) Insoluble bilirubin in the intestine is reabsorbed by the blood
-
0%
c) Liver of the new born is too young to cope with the heavy load of bilirubin
-
0%
d) Mother's milk contains a high amount of bilirubin
Q.20.
Blastopore occur in ... ... [ Bih PMT 2006 ]
-
0%
a) gastrula
-
100%
b) blastula
-
0%
c) blastocoel
-
0%
d) morula
Q.21.
In humans, the embryo is protected in ... ... [ MPPMET 2012 ]
-
0%
a) Peritoneal cavity
-
100%
b) Amniotic cavity
-
0%
c) Pleural cavity
-
0%
d) Allantois
Q.22.
Meiosis during sperm formation of Ascaris, was first observed by ... ... [ kerala 2000 ]
-
100%
a) Fleming
-
0%
b) Boveri
-
0%
c) Brauer
-
0%
d) De Vries
Q.23.
Two formative movements that take place during gastrulation are ... ... [ DPMT 1996 ]
-
0%
a) Involution and invagination
-
0%
b) Epiboly and emboly
-
0%
c) Invagination and ingression
-
0%
d) Ingression and delamination
Q.24.
Which are derivatives of endoderm? [ KCET 2005 ]
-
0%
a) Muscles and blood
-
0%
b) Alimentary canal and respiratory organs
-
0%
c) Excretory and reproductive organs
-
0%
d) Skin and nerve cord
Q.25.
Which gland secretes alkaline mucus in urethra to neutralise the acidity of urine ... ... [ CET Chd. 2011 ]
-
0%
a) Prostate gland
-
0%
b) Cowper's gland
-
0%
c) Seminal vesicles
-
0%
d) Preputial glands
Q.26.
Which one develops from endoderm ... ... [ BHU 1995 ]
-
0%
a) Nervous system, urinary bladder and eye
-
0%
b) Liver, connective tissue and heart
-
0%
c) Thymus, spinal cord and brain
-
0%
d) Liver, pancreas and thymus/thyroid
Q.27.
Establishment of polarity ( anterior/ posterior, dorsal/ventral, medial/lateral) is called ... ... [ CPMT 2005]
-
0%
a) Anamorphosis
-
0%
b) Organizer phenomenon
-
0%
c) Pattern formation
-
0%
d) Axis formation
Q.28.
Egg with peripheral cytoplasm around the yolk is ... .... [ AIIMS 1998]
-
0%
a) Isolecithal
-
0%
b) Microlecithal
-
0%
c) Telolecithal
-
0%
d) Centrolecithal
Q.29.
Cavity of gastrula is ... ... [ CMC 2002 ]
-
0%
a) Coelom
-
0%
b) Blastocoel
-
0%
c) Archenteron
-
0%
d) Chorion
Q.30.
Which one is wrong .... ....
-
0%
a) Amnion is the outer layer containing amniotic fluid that acts as a shock absorber for soft embryo
-
0%
b) Amnion and chorion develop as upward projecting folds of somatopleure called amniotic folds
-
0%
c) In mammals, allantois is not excretory in function
-
0%
d) Yolk sac is a foetal membrane that helps in nourishment of embryo in general