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Select Chapter Topics:
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Introduction
Sex Determination in Humans
Male Reproductive System
Basic Anatomy of Testis
Seminiferous Tubules & Spermatogenesis
Spermiogenesis/Sperm Structure/Hormonal Regulation
Male Reproductive Duct System
Semen and Male Fertility
Ovary
Menstrual Cycle: Pre Ovulatory Phase
Menstrual Cycle: Luteal Phase
Embryonic Development till Gastrulation
Fetal Development & Parturition
Mammary Gland & Lactation
Female Reproductive System-1
Female Reproductive System-2
Female External Genitalia
Fertilization
Implantation
Introduction to Menstrual Cycle
oogenesis
Q. No.

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R)
Assertion (A): Progesterone is sometimes called the "hormone of pregnancy".
Reason (R): It is secreted in large amounts first by corpus luteum and later by placenta during pregnancy.
Choose the most appropriate answer:
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:  Fetal Development & Parturition |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): The fluid lying between cells surrounding the released secondary oocyte has progesterone that has an important role to play in fertilization.
Reason (R): Progesterone in the fluid acts on the uterine endometrium to make it suitable for implantation.
In the light of the above statements, choose the most appropriate answer from the options given below :
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:  Fertilization: Part 1 |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): In a female with 29 days menstrual cycle, ovulation occurs on day fourteen.
Reason (R): The preovulatory phase of the menstrual cycle is of a fixed duration of 14 days.
Choose the most appropriate answer:
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 |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
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Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): Cleavage increases the number of cells and nuclear mass without increasing the cytoplasmic mass.
Reason (R): With each successive subdivision, there is roughly half the cytoplasm in each daughter cell than before that division.
In the light of the above statements, choose the most appropriate answer from the options given below :
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:  Implantation : Part 1 |
 65%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): LH is necessary to maintain luteal function for the second two weeks of the menstrual cycle.
Reason (R): If fertilization does not occur, LH is continued to be secreted in low concentration in the luteal phase.
In the light of the above statements, choose the most appropriate answer from the options given below :
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: Luteal Phase |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A):  In the absence of fertilization, the corpus luteum degenerates into a corpus albicans.
Reason (R):  The levels of estrogen and progesterone are highly reduced towards the end of the luteal phase.

Choose the most appropriate answer:

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: Luteal Phase |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
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Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): It is important that the secondary oocyte aquires almost all of the cytoplasm from the primary oocyte.
Reason (R): This increases its chances of sustaining the early embryo should the oocyte be fertilized.
In the light of the above statements, choose the most appropriate answer from the options given below :
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:  oogenesis |
 71%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): Sperms constitute the majority of the volume of the semen ejaculated.
Reason (R): There are about 300 million sperms per ml of the ejaculate.
In the light of the above statements, choose the most appropriate answer from the options given below :
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:  Spermiogenesis/Sperm Structure/Hormonal Regulation |
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

What structure gets implanted on the wall of the uterus during embryonic development?

1.   2.  
3.   4.  

Subtopic:  Implantation : Part 1 |
 82%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
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For normal fertility, what percent of the sperm in ejaculate must exhibit vigorous motility?

1.202.30
3.404.60

Subtopic:  Semen and Male Fertility |
 82%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Select Chapter Topics:
filter
Introduction
Sex Determination in Humans
Male Reproductive System
Basic Anatomy of Testis
Seminiferous Tubules & Spermatogenesis
Spermiogenesis/Sperm Structure/Hormonal Regulation
Male Reproductive Duct System
Semen and Male Fertility
Ovary
Menstrual Cycle: Pre Ovulatory Phase
Menstrual Cycle: Luteal Phase
Embryonic Development till Gastrulation
Fetal Development & Parturition
Mammary Gland & Lactation
Female Reproductive System-1
Female Reproductive System-2
Female External Genitalia
Fertilization
Implantation
Introduction to Menstrual Cycle
oogenesis
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