Which of the following fundamental features is common to $Balanoglossus$,$Anopheles$,and $Laccifer$ without any exception?
- AMarine habitat
- BMembers of the largest phylum of the animal kingdom
- COpen circulatory system
- DExternal fertilisation
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Which of the following is an incorrect match?
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View SolutionRead the following statements and find out the correct statement.
$a$. Urinary bladder is absent in fishes
$b$. Gambusia fish eradicates mosquito larva
$c$. Ampulla of Lorenzini present in dogfish act as thermoreceptors
$d$. Electric organs are modified muscles
$a$. Urinary bladder is absent in fishes
$b$. Gambusia fish eradicates mosquito larva
$c$. Ampulla of Lorenzini present in dogfish act as thermoreceptors
$d$. Electric organs are modified muscles
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View SolutionWhich of the following organisms exhibit either internal or external fertilization?
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View SolutionSyncytial epidermal cells are present in
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View SolutionMatch the following columns:
Column-$I$ Column-$II$ $(a)$ Water vascular system $(i)$ Balanoglossus $(b)$ Malpighian tubule $(ii)$ Hyalonema $(c)$ Amphiblastula $(iii)$ Sea lily (Antedon) $(d)$ Proboscis gland $(iv)$ Periplaneta
| Column-$I$ | Column-$II$ |
|---|---|
| $(a)$ Water vascular system | $(i)$ Balanoglossus |
| $(b)$ Malpighian tubule | $(ii)$ Hyalonema |
| $(c)$ Amphiblastula | $(iii)$ Sea lily (Antedon) |
| $(d)$ Proboscis gland | $(iv)$ Periplaneta |
Medium
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