List- I | List- II | ||
A. | Spermiducal funnels | 1. | 200-250 |
B. | Ring vessels | 2. | 17 and 19th segments |
C. | Exo- nephric nephridia | 3. | 12/13th segment |
D. | Accessary gland | 4. | 10, 11, 12 and 13th segments |
E. | Ovary | 5. | 10th and 11th segments |
A) A-5 B-1 C-4 D-2 E-3
B) A-5 B-4 C-1 D-2 E-3
C) A-1 B-5 C-4 D-2 E-3
D) A-5 B-1 C-4 D-3 E-2
Correct Answer: B
Solution :
There are two pairs of ciliated spermiducal funnels (or spermrosettes). One of them lying behind each testis in the same segment and enclosed within the same testis sac. - Ring vessels are characteristic circular vessels of stomach situated within its muscular coat about 12 vessels per segment. These are present in first 13 segments of body. - Exonephric nephridia (integumentary nephridia) lie scattered on the entire inner or parietal surface of body wall in each segment except the first two. There are 200-250 nephridia in each segment. - In each of the segments 17th and 19th is found a pair of rounded, white fluffy masses the acsessory glands.You need to login to perform this action.
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