Biology
Write the specific location and function of:
(a) Microscopic spicules or elastic spongin fibre
(b) Tentacles
(c) Parapodium
(d) Fins
(e) Feathers
5 Kingdom
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Answer
(a) Microscopic spicules or elastic spongin fibre.
Location — It forms the skeleton of Sponges.
Function — Structural support and defense against predators.
(b) Tentacles
Location — around mouth in Coelentrates.
Function — To catch food organisms.
(c) Parapodium
Location — Found in certain marine annelids. Usually located on either side of a segment, extending outward from the body wall. Function — Locomotion.
(d) Fins
Location — Found in Class Pisces (Fishes) organisms. They have fins instead of limbs.
Function — Swimming.
(e) Feathers
Location — Found in Class Aves (Birds) organisms. They have an exoskeleton of feathers.
Function — To facilitate flying.
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