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aashish nain

· started a discussion

· 1 Months ago

kindly provide the reason for option a to be correct (Question:660053.0)

question has asked about marine animals not about any substance ?

Question:

Some marine animals and insects emit light from their body in darkness. This phenomenon is known as –

Options:
A)

Phosphorescence

B)

Bioluminescence

C)

Both (A) and (B)

D)

None of these

Solution:

Ans: (c) Bioluminescence is the production and emission of light by a living organism. It is a form of chemiluminescence. Bioluminescence occurs widely in marine vertebrates and invertebrates, as well as in some fungi, microorganisms including some bioluminescent bacteria and terrestrial invertebrates such as fireflies. In some animals, the light is bacteriogenic, produced by symbiotic organisms such as Vibrio bacteria; in others, it is autogenic, produced by the animals themselves.

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