Match the following columns I and II and choose the correct option.
Column I Column II
a. Parturition (i) Release of ovum from
ruptured Graafian follicle
b. Menopause (ii) Delivery of the baby
c. Ovulation (iii) Blastocyst becomes embedded in endometrium
d. Implantation (iv) Menstrual cycles ceases around age of 50 years in
human female

1. a(i), b(ii), c(iii), d(iv)
2. a(ii), b(iv), c(iii), d(i)
3. a(ii), b(iv), c(i), d(iii)
4. a(iii), b(iv), c(i), d(ii)
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase | Fetal Development & Parturition | Implantation |
 94%
From NCERT
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Match the following columns and select the correct option 
Column-I Column-II
a. Corpus luteum (i) Secretes inhibin in males to inhibit FSH
b. Sertoli cells (ii) Secretes a hormone to maintain pregnancy
c. Seminal vesicle (iii) Transforms ruptured Graafian follicle into corpus lutem 
d. Luteinizing hormone (iv) Its secretion constitutes major part of semen 
1. a(ii), b(i), c(iv), d(iii)
2. a(i), b(ii), c(iii), d(iv)
3. a(iv), b(iii), c(ii), d(i)
4. a(iii), b(iv), c(i), d(ii)
 
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
 87%
From NCERT
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Read the following statements A and B and choose the correct answer from the options given below :
Statement-A: High concentration of estrogens will eventually cause release of ovum from the Graafian follicle 
Statement-B: In human beings, most of the major organ systems are formed by the end of first trimester 

1. Both statement A and B are correct 
2. Both statements A and B are incorrect 
3. Only statement A is correct 
4. Only statement B is correct 
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
From NCERT
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Read the following statements A and B. Choose the correct answer from the options given below :
Statement A: The ovulatory phase is followed by luteal phase during which the remaining parts of the Graffian follicle transforms into the corpus luteum 
Statement B: Cyclic menstruation is an indicator of normal reproductive phase and extends between menarche and menopause
 
1. Both statements A and B are correct 
2. Both statements A and B are incorrect 
3. Only statement A is correct 
4. Only statement B is correct 
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
 87%
From NCERT
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Match column-I with column-II and choose the correct option 
Column-I Column-II
a. Sertoli cells (i) Starts only after attaining puberty
b. Ovarian follicles (ii) Induced by a complex neuroendocrine mechanism
c. Menstrual cycle (iii) Are found embedded in stroma
d. Parturition (iv) Provide nutrition to the dividing germ cells

1. a(i), b(ii), c(iii), d(iv) 
2. a(iv), b(iii), c(i), d(ii)
3. a(iii), b(ii), c(iv), d(i)
4. a(ii), b(iv), c(i), d(iii)   
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase |
 96%
From NCERT
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Assertion(A): The endometrium of a 35 years old pregnant lady fails to degenerate.
Reason(R): Progesterone concentration increases due to fertilisation.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
 66%
From NCERT
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Assertion(A): Corpus luteum start degenerating after fertilisation.
Reason(R): Corpus luteum secretes hormone responsible for ovulation.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase |
 69%
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Assertion(A): A pregnant woman cannot concieve again during pregnancy.
Reason(R): Corpus luteum secretes high level of progesterone and estrogen during pregnancy which inhibits the secretion of gonadotropins and thereby prevent ovulation.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Introduction to Menstrual Cycle: 2 | Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase | Introduction to Menstrual Cycle |
 85%
From NCERT
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Assertion(A): Menstrual cycle stops during pregnancy.
Reason(R): Stoppage of menstrual cycle confirms pregnancy.a
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase | Introduction to Menstrual Cycle |
 52%
From NCERT
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Assertion(A): The menstrual flow occurs due to the breakdown of endometrial lining of uterus and its blood vessels.
Reason(R): Rapid fall in the level of progesterone takes place due to degeneration of corpus luteum.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase | Introduction to Menstrual Cycle |
 68%
From NCERT
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