MCQ
Arthropoda is differentiated from annelids by
- ASegmented body
- ✓Absence of nephridia
- CEyes
- DNone of the above
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| $(a)$ Insulin | $(i)$ Addison's disease |
| $(b)$ Thyroxin | $(ii)$ Diabetes insipidus |
| $(c)$ Corticoids | $(iii)$ Arcomegaly |
| $(d)$ Growth Hormone | $(iv)$ Goitre |
| $(v)$ Diabetes mellitus |
Select the correct option.
$(a) \quad (b) \quad (c) \quad (d)$
$I$. Located at lateral wall of the right atrium
$II$. Heart of heart
$III$. It initiates the rhythmic contractile activity of the heart
$IV$. It is called pace keeper of the heart
$V$. It is called pace maker of the heart
The option with correct statements is/are
