Question

1. Which of these is actually not a fish, but related to corals and sea anemones?
a) anglerfish
b) jellyfish
c) rabbitfish
2. Which fish can live over a hundred years?​

Answer 1

1. b) Jellyfish is actually not a fish but related to corals and sea anemones.

2. Rougheye rockfish can live over a hundred years.

• Although jellyfish has the word 'fish' in it but in actual it belongs to the same classification as that of corals and sea anemones.
• Jellyfish, corals and sea anemones are all cnidarians.
• Fishes are vertebrates but on the other hand jellyfish, corals and sea anemones are not jelly fishes.
• The mode of nutrition of jellyfishes, corals and sea anemones is almost similar.
• Hence, the correct option is jellyfish as it has the closest resemblance to corals and sea anemones.

• Rougheye rockfish , is a special kind of fish which has the property of living for over a thousand years. It belongs to the  genus Sebastes.

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