Medium
Which one of the following groups of structures/organs have similar functions?
- ATyphlosole in earthworm,intestinal villi in rat and contractile vacuole in Amoeba
- BNephridia in earthworm,Malpighian tubules in cockroach and urinary tubules in rat
- CAntennae of cockroach,tympanum of frog and clitellum of earthworm
- DIncisors of rat,gizzard (proventriculus) of cockroach and tube feet of starfish
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$(a)$ In male cockroach a characteristic mushroom shaped gland is present in the $6^{th}-7^{th}$ abdominal segments which functions as an accessory reproductive gland.
$(b)$ Cockroach is uricotelic.
$(c)$ The fat body and uricose gland help in excretion.
$(d)$ Blood from sinuses enter heart through ostia and is pumped anteriorly to sinuses again.
Which of the above statements are correct?
$(a)$ In male cockroach a characteristic mushroom shaped gland is present in the $6^{th}-7^{th}$ abdominal segments which functions as an accessory reproductive gland.
$(b)$ Cockroach is uricotelic.
$(c)$ The fat body and uricose gland help in excretion.
$(d)$ Blood from sinuses enter heart through ostia and is pumped anteriorly to sinuses again.
Which of the above statements are correct?
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