Question

Which of the following are likely to be present in deep sea water ?

• A. Archaebacteria
• B. Eubacteria
• C. Blue-green algae
• D. Saprophytic fungi

Answer 1

Answer: (A), (B)

The correct options are
A Eubacteria
B Archaebacteria

Archeabacteria are also known as extremophiles because of the ability to survive in extreme environmental conditions. The deep sea environment is characterized by increased pressure, low visibility, low in nutrition etc. Benthic zone also harbors bacteria

So, the correct answer is 'Archaebacteria and Eubacteria'