Match List I with List II relating to major features of embryonic development at different timings of pregnancy:
List-I
(No. of weeks)
List-II
(Major features)
A. After 4 weeks of pregnancy  I. Eye-lids separate and eyelashes are formed
B.  After 12 weeks of pregnancy II. Heart is formed 
C.  After 24 weeks of pregnancy  III. Limbs and digits are developed 
D.  After 8 weeks of pregnancy IV.  External genital organs are well developed 

Choose the correct answer from the options given below: 
1. A-III, B-IV, C-I, D-II
2. A-II, B-I, C-III, D-IV
3. A-II, B-IV, C-I, D-III
4. A-III, B-IV, C-II, D-I
Subtopic:  Embryonic Development till Gastrulation | Fetal Development & Parturition |
 80%
From NCERT
NEET - 2024
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Match the following columns and select the correct option.

Column-I Column-II
a. Placenta  (i) Androgens 
b. Zona pellucida (ii) Human chronic Gonadotropin 
c. Bulbo-urethral glands  (iii) Layer of the ovum 
d. Leydig cells  (iv) Lubrication of the Penis 
 
a b c d
1. (i) (iv) (ii) (iii)
2. (iii) (ii) (iv) (i)
3. (ii) (iii) (iv) (i)
4. (ii) (iv) (i) (ii)
Subtopic:  Male Reproductive System | Ovary | Embryonic Development till Gastrulation |
 87%
From NCERT
NEET - 2020
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Hormones secreted by the placenta to maintain pregnancy are?
1. hCG, hPL, progesterone, prolactin
2. hCG, hPL, estrogens, relaxin, oxytocin
3. hCG, hPL, progesterone, estrogens
4. hCG, progesterone, estrogens, glucocorticoids
Subtopic:  Embryonic Development till Gastrulation |
 67%
From NCERT
NEET - 2018
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NEET 2025 - Target Batch
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Match column I with column II and select the correct option using the codes given below:

1. A-2 B-4 C-3 D-1
2. A-3 B-4 C-1 D-2
3. A-3 B-1 C-4 D-2
4. A-1 B-4 C-3 D-2

Subtopic:  Embryonic Development till Gastrulation | Female External Genitalia |
 88%
NEET - 2016
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Several hormones like hCG, hPL, oestrogen, progesterone are produced by:

1. ovary 2. placenta
3. fallopian tube 4. pituitary
Subtopic:  Embryonic Development till Gastrulation |
 91%
From NCERT
NEET - 2016
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Identify the human development stage shown below as well as the related right place of its occurrence in a normal pregnant woman, and select the right option for the two together:

Developmental stage Site of occurrence
1. Blastula End part of fallopian tube
2. Blastocyst Uterine wall
3. 8-celled morula Starting point of fallopian tube
4. Late morula      Middle part of fallopian tube
Subtopic:  Embryonic Development till Gastrulation |
 79%
From NCERT
AIPMT - 2012
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