AIPMT PRELIMS2010Zoology-Biological Classification

AIPMT PRELIMS 2010 Zoology Archaebacteria MCQ Question

Type: MCQ-conceptual-Medium-Class 11

Some hyperthermophilic organisms that grow in highly acidic (pH₂) habitats belong to the two groups

A

Liverworts and yeasts

B

Eubacteria and archaea

C

Cyanobacteria and diatoms

D

Protists and mosses

Correct Answer

Option B

Detailed Explanation

Eubacteria like BGA (Synechococcus, Phormidium) and Thermoacidophiles (Archaebacteria).

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