Question

The guts of a cow and buffalo possess?

• A. Fucus spp.
• B. Methanogens.
• C. Chlorella spp.
• D. Cyanobacteria

Answer 1

The correct option is B

Methanogens.

The correct option is B.

Explanation of the correct option:

1. Methane is created by a type of Archaea known as methanogens.
2. They are present in the rumen and hindgut of animals.
3. Methanogens are Archaea bacteria that are responsible for producing methane during digestion.

Explanation of the incorrect options:

Option A:

1. Fucus is a brown alga.
2. It is a source of alginates.

Option C:

1. It is present in freshwater.
2. It is a single-celled green alga.

Option D:

1. They are gram-negative bacteria.
2. They are single-celled and are autotrophic in nature.

Final answer:

Methanogens can be found in the stomachs of cows and buffaloes.