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Provide appropriate technical term in the space provided.
(a) Blood-filled cavity in arthropods .......
(b) Free-floating form of cnidaria .......
(c) Stinging organ of jelly fishes ........
(d) Lateral appendages in aquatic annelids .........
(a) Blood-filled cavity in arthropods .......
(b) Free-floating form of cnidaria .......
(c) Stinging organ of jelly fishes ........
(d) Lateral appendages in aquatic annelids .........
Solution:
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Verified Answer
(a) The blood-filled cavity in arthropods containing haemolymph is haemocoel.
(b) A form in cnidarians in which the body is shaped like an umbrella which can float freely in sed water is medusa.
(c) Capsules of specialised cells in cnidarians which act as a paraylysing sting are nematocytes.
(d) The paired unjointed lateral outgrowth in annelids bearing chaetae are parapodia.
(b) A form in cnidarians in which the body is shaped like an umbrella which can float freely in sed water is medusa.
(c) Capsules of specialised cells in cnidarians which act as a paraylysing sting are nematocytes.
(d) The paired unjointed lateral outgrowth in annelids bearing chaetae are parapodia.
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