Assertion: Cyclostomates are marine but migra | vedclass

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(A) Cyclostomates (e.g.,Petromyzon or Lamprey) are marine organisms that exhibit anadromous migration.They migrate from the ocean to fresh water speci

Vedclass · Accepted Answer

Both Assertion and Reason are true and Reason is the correct explanation of Assertion.

Vedclass · Answer

(A) Cyclostomates (e.g.,Petromyzon or Lamprey) are marine organisms that exhibit anadromous migration.They migrate from the ocean to fresh water specifically for the purpose of spawning (laying eggs).After spawning,they die within a few days.Their larvae,after undergoing metamorphosis,return to the ocean.Since the migration to fresh water is directly linked to the spawning process mentioned in the reason,the reason provides a correct explanation for the assertion.

Assertion: Cyclostomates are marine but migrate for spawning to fresh water.
Reason: After spawning,within a few days they die. Their larvae after metamorphosis return to the ocean.

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Assertion: Cyclostomates are marine but migrate for spawning to fresh water.Reason: After spawning,within a few days they die. Their larvae after metamorphosis return to the ocean.