Give one word/short answer for the following:
i) Give one prominent difference between sharks and rays.
ii) What kind of tail characterises elasmobranchs?
iii) In what way are sharks well adapted for predatory life habit?
iv) What is the function of the lateral line system in elasmobranchs?
v) How is the Chimera different from sharks and rays?

Sure! Here are concise answers to each question:

i) Prominent difference between sharks and rays: Skeleton. (Sharks have cartilaginous skeletons, while rays have flattened bodies with cartilaginous skeletons and expanded pectoral fins.)

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