Which of the following statements is/are incorrect with reference to I. They do not have constant body temperature II. Their skin is smooth and slippery due to the presence of a gelatinous sheath III. Ventral side of the skin is pale yellow in colour IV. It is also known as bull frog in India |
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a) |
I and II |
b) |
II and III |
c) |
Only II |
d) |
I, II, III and IV |
Which of the following statements is/are incorrect with reference to I. They do not have constant body temperature II. Their skin is smooth and slippery due to the presence of a gelatinous sheath III. Ventral side of the skin is pale yellow in colour IV. It is also known as bull frog in India |
|||||||
a) |
I and II |
b) |
II and III |
c) |
Only II |
d) |
I, II, III and IV |
(c)
The skin of frog is smooth and slippery due to the presence of mucous not of gelatinous sheath
Examine the given figure of nephridial system in earthworm and identify |
|||
a) |
A-Tufts of pharyngeal nepridia, B- Forest of integumentary nephridia, C-Septal nephridia, D-Integumentary nephridia, E-Blood glands, F-Ducts of pharyngeal nephridia |
b) |
A- Forest of integumentary nephridia, B-Septal nephridia, C-Integumentary nephridia, D-Blood glands, E-Ducts of pharyngeal nephridia, F-Tufts of pharyngeal nepridia |
c) |
A-Ducts of pharyngeal nephridia, B-Tufts of pharyngeal nepridia, C-Integumentary nephridia, D- Forests of integumentary nephridia, E-Septal nephridia, F-Blood glands |
d) |
A-Blood vessels, B-Blood gland, C-Septal nephridia, D-dorsal nephridia, E-pharyngeal nephridia, F- Integumentary nephridia |
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