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 |
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Name the hormone(s) not secreted by placenta.
A. Estrogens
B. Progestogens 
C. Relaxin and Inhibin 
D. hCG
E. hPL 
Choose the correct answer from the options given below: 
1. D and E only 
2. C only 
3. B only 
4. A and C only 
Subtopic:  Embryonic Development till Gastrulation |
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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 |
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