Practice focused topic-wise MCQs with answers and explanations for quick revision and exam preparation.
Difficulty select karke sirf is topic ke focused MCQs practice karein. Score, timer aur explanations student-friendly flow me milenge.
Showing 21-30 of 50 questions.
The human menstrual cycle is considered about how many days on average?
C. 28 दिन28 days
Identify the concept: this is menstrual cycle duration.
The human menstrual cycle is generally considered about 28 days.
Exam tip: remember 28 days for average cycle length.
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The menstrual cycle is considered to start with which phase?
A. Menstrual phase
Identify the concept: this is about phases of menstrual cycle.
Day 1 of the cycle is counted from menstrual bleeding so menstrual phase is the start.
Exam tip: day 1 means menstruation starts.
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Which hormone surge triggers ovulation?
B. LH surge
Identify the concept: this is hormonal control of ovulation.
LH surge triggers ovulation.
Exam tip: remember LH surge for ovulation.
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Corpus luteum mainly secretes which hormone?
A. Progesterone
Identify the concept: this is about ovarian structure and hormone.
Corpus luteum secretes progesterone which helps maintain the endometrium.
Exam tip: remember corpus luteum with progesterone.
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What happens to corpus luteum if fertilization does not occur?
A. यह degrade होकर corpus albicans बनता हैIt degenerates into corpus albicans
Identify the concept: this is the outcome in menstrual cycle.
If fertilization does not occur corpus luteum degenerates and becomes corpus albicans.
Exam tip: no pregnancy means regression of corpus luteum.
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Which first cell is formed after fertilization?
A. Zygote
Identify the concept: this is result of fertilization.
Fusion of male and female gametes forms the zygote.
Exam tip: zygote is the first cell of a new individual.
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Repeated mitotic division of zygote is called what?
A. Cleavage
Identify the concept: this is early embryonic development.
Rapid mitotic divisions of zygote are called cleavage.
Exam tip: cleavage means early divisions without large growth.
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After cleavage the solid ball like stage is called what?
A. Morula
Identify the concept: this is an embryo development stage.
After cleavage a solid ball of cells is called morula.
Exam tip: remember morula as a mulberry like solid ball.
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Embedding of blastocyst into the uterine wall is called what?
A. Implantation
Identify the concept: this is related to beginning of pregnancy.
When the blastocyst embeds in the endometrium it is called implantation.
Exam tip: implantation means embryo fixing in uterus.
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What is the outer layer of blastocyst called?
A. Trophoblast
Identify the concept: this is blastocyst structure.
The outer layer of blastocyst is called trophoblast and helps in placenta formation.
Exam tip: trophoblast is outside.
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