Biology MCQ on Implantation and Gastrulation for NEET and Medical Exam 2021
MCQ on Implantation and Gastrulation: Biology is one of the most important and vital sections in NEET. It includes theories, descriptions, discoveries, diagrams, definitions, explanation of differences and relations. Most of the concepts covered in the NEET syllabus are from the NCERT syllabus of Class 11 & 12. Other related sources make up for the rest of the syllabus.
In this post we are providing you MCQ on Implantation and Gastrulation, which will be beneficial for you in upcoming NEET, AIIMS, JIPMER, PGIMER, CBSE Board, ICSE Board, Class 12th, 11th.
MCQ on Implantation and Gastrulation
Q1. The fertilized eggs in human females gets implanted in uterus after ________. (c) about 7 days of fertilization
a) one month of fertilization
b) two months of fertilization
c) about 7 days of fertilization
d) 3 weeks of fertilization
Q2. If the nuclei from an 8-celled stage of an embryo are transplanted into enucleated eggs, which of the following events is likely to take place ? (d) formation of viable embryo in the recipient eggs
a) recipient egg dies
b) donor nuclei die in the new environment
c) cleavage occurs but is arrested after some time
d) formation of viable embryo in the recipient eggs
Q3. Which of the following list contains only the mesodermal structures ? (a) Heart, blood, bones, notochord
a) Heart, blood, bones, notochord
b) heart, blood, muscles, liver
c) notochord, blood, liver, muscles
d) liver, heart, bones, blood
Q4. Pseudopregnancy is a physiological condition comparable to normal pregnancy except that there is no ________. (b) developing foetus
a) endometrial changes
b) developing foetus
c) corpus luteum
d) developing ovum
Q5. Which embryo has parasitic mode of nutrition ? (a) mammalian embryo
a) mammalian embryo
b) bird’s embryo
c) amphibian embryo
d) reptilian embryo
Q6. _______ is formed during gastrulation. (d) archenteron
a) gill
b) vitelline membrane
c) heart
d) archenteron
Q7. Egg implantation is followed by ________. (d) Gestation
a) Parturition
b) Copulation
c) Fertilization
d) Gestation
Q8. Brain, nerve cells and spinal cord or the Central nervous system develops from embryonic ________. (c) ectoderm
a) mesoderm
b) endoderm
c) ectoderm
d) both (b) and (c)
Q9. Mesoderm gives rise to all the structures except ________. (c) nervous system
a) gonads
b) circulatory system
c) nervous system
d) muscular system
Q10. Implantation is the process of ________. (a) attachment of blastocyst to the uterine wall
a) attachment of blastocyst to the uterine wall
b) egg movement
c) degeneration of egg
d) egg fertilization
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